Tropical Cyclones
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Tropical Cyclone DIANNE : BoM Warnings
Season 2010-2011 Summaries (Operational Data): [AU] [SIO] [SPAC] [SH]
---> Tropical Cyclone DIANNE Track Map and Data

HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0659UTC 15 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC a Tropical Low was centred within 45 nautical miles of
 latitude nineteen decimal one south (19.1S)
 longitude one hundred and twelve decimal seven east (112.7E)
Recent movement : west southwest at 13 knots
Maximum winds   : 25 knots
Central pressure: 995 hPa
The low is expected to develop into a tropical cyclone in the next 12 to 18
hours.

AREA AFFECTED
Within 80 nautical miles of the centre.

FORECAST
Maximum winds to 25 knots near the centre increasing to 50 knots by 0600 UTC 16
February.

From 0000 UTC 16 February winds above 48 knots within 40 nautical miles of
centre with very rough seas and moderate swell.
  
From 1800 UTC 15 February winds above 34 knots within 80 nautical miles of
centre with rough and moderate swell.

Forecast positions
At 1800 UTC 15 February: Within 75 nautical miles of 19.6 south 111.3 east
                        Central pressure 990 hPa.
                        Winds to 40 knots near centre.
At 0600 UTC 16 February: Within 100 nautical miles of 19.9 south 110.6 east
                        Central pressure 982 hPa.
                        Winds to 50 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 15 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1243UTC 15 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC a tropical low was centred within 30 nautical miles of
 latitude nineteen decimal two south (19.2S)
 longitude one hundred and eleven decimal eight east (111.8E)
Recent movement : west at 11 knots
Maximum winds   : 30 knots
Central pressure: 995 hPa
The low is expected to develop into a tropical cyclone in the next 6 to 18
hours.

AREA AFFECTED
Within 80 nautical miles of the centre.

FORECAST
Maximum winds to 30 knots near the centre increasing to 60 knots by 1200 UTC 16
February.

From 0600 UTC 16 February winds above 48 knots within 40 nautical miles of
centre with very rough seas and moderate swell.
  
From 1800 UTC 15 February winds above 34 knots within 80 nautical miles of
centre with rough to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 16 February: Within 60 nautical miles of 19.5 south 110.3 east
                        Central pressure 985 hPa.
                        Winds to 45 knots near centre.
At 1200 UTC 16 February: Within 90 nautical miles of 19.9 south 109.9 east
                        Central pressure 971 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 15 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1812UTC 15 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC a tropical low was centred within 30 nautical miles of
 latitude nineteen decimal two south (19.2S)
 longitude one hundred and eleven decimal two east (111.2E)
Recent movement : west at 7 knots
Maximum winds   : 30 knots
Central pressure: 995 hPa
The low is expected to develop into a tropical cyclone in the next 6 to 18
hours.

AREA AFFECTED
Within 80 nautical miles of the centre.

FORECAST
Maximum winds to 30 knots near the centre increasing to 50 knots by 1800 UTC 16
February.

From 0600 UTC 16 February winds above 48 knots within 40 nautical miles of
centre with very rough seas and moderate swell.
  
From 1800 UTC 15 February winds above 34 knots within 80 nautical miles of
centre with rough to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 16 February: Within 60 nautical miles of 19.6 south 110.2 east
                        Central pressure 987 hPa.
                        Winds to 40 knots near centre.
At 1800 UTC 16 February: Within 90 nautical miles of 19.9 south 109.9 east
                        Central pressure 979 hPa.
                        Winds to 50 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 16 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0056UTC 16 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC a tropical low was centred within 30 nautical miles of
 latitude nineteen decimal two south (19.2S)
 longitude one hundred and eleven decimal five east (111.5E)
Recent movement : near stationary
Maximum winds   : 30 knots
Central pressure: 992 hPa
The low is expected to develop into a tropical cyclone in the next 6 to 12
hours.

AREA AFFECTED
Within 80 nautical miles of the centre.

FORECAST
Maximum winds to 30 knots near the centre increasing to 50 knots by 0000 UTC 17
February.

Wind above 48 knots within 40 nautical miles of centre by 0000 UTC 17 February
with very rough seas and moderate swell.
  
Wind above 34 knots within 80 nautical miles of centre by 1200 UTC 16 February
with rough to very rough seas and moderate swell.

Forecast positions
At 1200 UTC 16 February: Within 60 nautical miles of 19.0 south 111.1 east
                        Central pressure 990 hPa.
                        Winds to 35 knots near centre.
At 0000 UTC 17 February: Within 90 nautical miles of 19.2 south 110.9 east
                        Central pressure 980 hPa.
                        Winds to 50 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 16 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0658UTC 16 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC a tropical low was centred within 30 nautical miles of
 latitude nineteen decimal one south (19.1S)
 longitude one hundred and eleven decimal two east (111.2E)
Recent movement :  west at 3 knots
Maximum winds   : 30 knots
Central pressure: 992 hPa
The low is expected to develop into a tropical cyclone in the next 6 hours.

AREA AFFECTED
Within 100 nautical miles of the centre, extending to 120 nautical miles in
northern semi-circle.

FORECAST
Maximum winds to 30 knots near the centre increasing to 55 knots by 0600 UTC 17
February.

Wind above 48 knots within 40 nautical miles of centre by 0000 UTC 17 February
with very rough seas and moderate swell.
  
Wind above 34 knots within 80 nautical miles of centre by 1200 UTC 16 February,
extending to within 100 nautical miles of centre by 1800 UTC 16 February,
extending to 120 nautical miles in northern semi-circle. Rough to very rough
seas and moderate swell.

Forecast positions
At 1800 UTC 16 February: Within 60 nautical miles of 19.0 south 111.0 east
                        Central pressure 984 hPa.
                        Winds to 45 knots near centre.
At 0600 UTC 17 February: Within 90 nautical miles of 19.6 south 110.8 east
                        Central pressure 978 hPa.
                        Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 16 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1249UTC 16 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude eighteen decimal eight south (18.8S)
 longitude one hundred and eleven decimal two east (111.2E)
Recent movement :  near stationary
Maximum winds   : 40 knots
Central pressure: 986 hPa

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Maximum winds to 40 knots near the centre increasing to 60 knots by 1200 UTC 17
February.

Wind above 48 knots within 40 nautical miles of centre by 0000 UTC 17 February.
Very rough seas and moderate swell.
  
Winds above 34 knots within 90 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 0000 UTC 17 February: Within 60 nautical miles of 19.0 south 110.8 east
                        Central pressure 977 hPa.
                        Winds to 50 knots near centre.
At 1200 UTC 17 February: Within 90 nautical miles of 19.6 south 110.7 east
                        Central pressure 970 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 16 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1902UTC 16 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Dianne was centred within 20 nautical miles of
 latitude nineteen decimal three south (19.3S)
 longitude one hundred and eleven decimal seven east (111.7E)
Recent movement :  near stationary
Maximum winds   : 40 knots
Central pressure: 987 hPa

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Maximum winds to 40 knots near the centre increasing to 60 knots by 1800 UTC 17
February.

Wind above 48 knots within 40 nautical miles of centre by 0600 UTC 17 February.
Very rough seas and moderate swell.
  
Winds above 34 knots within 90 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 0600 UTC 17 February: Within 60 nautical miles of 19.7 south 111.5 east
                        Central pressure 980 hPa.
                        Winds to 50 knots near centre.
At 1800 UTC 17 February: Within 90 nautical miles of 20.3 south 111.3 east
                        Central pressure 972 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 17 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0058UTC 17 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude nineteen decimal three south (19.3S)
 longitude one hundred and eleven decimal seven east (111.7E)
Recent movement :  near stationary
Maximum winds   : 45 knots
Central pressure: 986 hPa

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Maximum winds to 45 knots near the centre increasing to 60 knots by 0000 UTC 18
February.

Wind above 48 knots within 40 nautical miles of centre by 0600 UTC 17 February.
Very rough seas and moderate swell.
  
Winds above 34 knots within 90 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 17 February: Within 60 nautical miles of 19.9 south 111.7 east
                        Central pressure 978 hPa.
                        Winds to 50 knots near centre.
At 0000 UTC 18 February: Within 90 nautical miles of 20.6 south 111.1 east
                        Central pressure 970 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 17 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0653UTC 17 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude nineteen decimal two south (19.2S)
 longitude one hundred and eleven decimal four east (111.4E)
Recent movement :  near stationary
Maximum winds   : 50 knots
Central pressure: 978 hPa

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Maximum winds to 50 knots near the centre increasing to 60 knots by 0600 UTC 18
February.

Winds above 48 knots within 40 nautical miles of centre. Very rough seas and
moderate swell.
  
Winds above 34 knots within 90 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1800 UTC 17 February: Within 60 nautical miles of 19.9 south 111.2 east
                        Central pressure 976 hPa.
                        Winds to 55 knots near centre.
At 0600 UTC 18 February: Within 90 nautical miles of 20.8 south 110.8 east
                        Central pressure 972 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 17 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1250UTC 17 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Dianne was relocated within 30 nautical miles of
 latitude eighteen decimal seven south (18.7S)
 longitude one hundred and ten decimal six east (110.6E)
Recent movement :  near stationary
Maximum winds   : 55 knots
Central pressure: 972 hPa

AREA AFFECTED
Within 90 nautical miles of the centre extending to 120 nautical miles in the
northwest quadrant.

FORECAST
Maximum winds to 55 knots near the centre increasing to 65 knots by 0600 UTC 18
February.

Winds above 64 knots within 20 nautical miles of centre after 0600 UTC 18
February with high to very high seas.

Winds above 48 knots within 40 nautical miles of centre. Very rough seas and
moderate swell.
  
Winds above 34 knots within 90 nautical miles of centre extending to 120
nautical miles in the northwest quadrant. Rough to very rough seas and moderate
swell.

Forecast positions
At 0000 UTC 18 February: Within 60 nautical miles of 19.1 south 110.3 east
                        Central pressure 970 hPa.
                        Winds to 60 knots near centre.
At 1200 UTC 18 February: Within 90 nautical miles of 19.8 south 109.9 east
                        Central pressure 966 hPa.
                        Winds to 65 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 17 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1902UTC 17 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude nineteen decimal one south (19.1S)
 longitude one hundred and ten decimal eight east (110.8E)
Recent movement : south at 3 knots
Maximum winds   : 55 knots
Central pressure: 972 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 55 knots near the centre increasing to 70 knots by 1800 UTC 18
February.

Winds above 64 knots within 20 nautical miles of centre after 1200 UTC 18
February with high to very high seas.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 0600 UTC 18 February: Within 60 nautical miles of 19.7 south 110.5 east
                        Central pressure 968 hPa.
                        Winds to 60 knots near centre.
At 1800 UTC 18 February: Within 90 nautical miles of 20.5 south 110.2 east
                        Central pressure 963 hPa.
                        Winds to 70 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 18 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0123UTC 18 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude twenty decimal zero south (20.0S)
 longitude one hundred and ten decimal zero east (110.0E)
Recent movement : south southwest at 7 knots
Maximum winds   : 55 knots
Central pressure: 972 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 55 knots near the centre increasing to 70 knots by 1800UTC 18
February.

Winds above 64 knots within 20 nautical miles of centre after 1800 UTC 18
February with high to very high seas and moderate to heavy swell.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 18 February: Within 60 nautical miles of 20.9 south 109.4 east
                        Central pressure 970 hPa.
                        Winds to 60 knots near centre.
At 0000 UTC 19 February: Within 90 nautical miles of 21.7 south 108.9 east
                        Central pressure 962 hPa.
                        Winds to 70 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 18 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0659UTC 18 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude twenty decimal two south (20.2S)
 longitude one hundred and nine decimal eight east (109.8E)
Recent movement : southwest at 6 knots
Maximum winds   : 55 knots
Central pressure: 975 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 55 knots near the centre increasing to 60 knots by 0000UTC 19
February.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1800 UTC 18 February: Within 60 nautical miles of 20.9 south 108.9 east
                        Central pressure 975 hPa.
                        Winds to 55 knots near centre.
At 0600 UTC 19 February: Within 90 nautical miles of 21.9 south 108.3 east
                        Central pressure 970 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 18 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1253UTC 18 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude twenty decimal nine south (20.9S)
 longitude one hundred and nine decimal one east (109.1E)
Recent movement : southwest at 7 knots
Maximum winds   : 60 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 60 knots near the centre, increasing to 65 knots for a period
between 1800UTC 18 February and 0000UTC 19 February.

Winds above 64 knots within 20 nautical miles of centre with high to very high
seas for a period between 1800UTC 18 February and 0000UTC 19 February.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 0000 UTC 19 February: Within 60 nautical miles of 21.8 south 108.3 east
                        Central pressure 965 hPa.
                        Winds to 65 knots near centre.
At 1200 UTC 19 February: Within 90 nautical miles of 22.7 south 107.9 east
                        Central pressure 968 hPa.
                        Winds to 60 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 18 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1848UTC 18 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude twenty one decimal three south (21.3S)
 longitude one hundred and eight decimal zero east (108.0E)
Recent movement : west southwest at 10 knots
Maximum winds   : 60 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 60 knots near the centre, increasing to 65 knots for a period
between 0000UTC 19 February and 0600UTC 19 February.

Winds above 64 knots within 20 nautical miles of centre with high to very high
seas for a period between 0000UTC 19 February and 0600UTC 19 February.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 0600 UTC 19 February: Within 60 nautical miles of 22.2 south 106.9 east
                        Central pressure 965 hPa.
                        Winds to 65 knots near centre.
At 1800 UTC 19 February: Within 90 nautical miles of 22.9 south 106.5 east
                        Central pressure 971 hPa.
                        Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 19 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0047UTC 19 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty one decimal five south (21.5S)
 longitude one hundred and eight decimal one east (108.1E)
Recent movement : southwest at 5 knots
Maximum winds   : 65 knots
Central pressure: 965 hPa

AREA AFFECTED
Within 100 nautical miles of the centre:

FORECAST
Maximum winds to 65 knots near the centre easing to 55 knots by 0000 UTC 20
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas, easing a little from 1200 UTC 19 February.

Winds above 48 knots within 50 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 100 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 19 February: Within 60 nautical miles of 22.3 south 107.5 east
                        Central pressure 968 hPa.
                        Winds to 60 knots near centre.
At 0000 UTC 20 February: Within 90 nautical miles of 22.9 south 107.0 east
                        Central pressure 971 hPa.
                        Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 19 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0706UTC 19 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Severe Tropical Cyclone Dianne was centred within 30 nautical miles
of
 latitude twenty two decimal one south (22.1S)
 longitude one hundred and seven decimal seven east (107.7E)
Recent movement : south southwest at 6 knots
Maximum winds   : 70 knots
Central pressure: 962 hPa

AREA AFFECTED
Within 140 nautical miles of the centre.

FORECAST
Maximum winds to 70 knots near the centre easing to 55 knots by 0600 UTC 20
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas, easing below 64 knots by 1800 UTC 19 February.

Winds above 48 knots within 45 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 140 nautical miles in NE quadrant
  and within 100 nautical miles in SE quadrant
  and within 70 nautical miles in SW quadrant
  and within 80 nautical miles in NW quadrant. 
From 0000 UTC winds above 34 knots within 100 nautical miles in all quadrants. 
Rough to very rough seas and moderate swell.

Forecast positions
At 1800 UTC 19 February: Within 60 nautical miles of 22.8 south 107.2 east
                        Central pressure 971 hPa.
                        Winds to 60 knots near centre.
At 0600 UTC 20 February: Within 90 nautical miles of 23.4 south 106.5 east
                        Central pressure 975 hPa.
                        Winds to 55 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 19 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1245UTC 19 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty two decimal seven south (22.7S)
 longitude one hundred and seven decimal six east (107.6E)
Recent movement : south southwest at 6 knots
Maximum winds   : 70 knots
Central pressure: 962 hPa

AREA AFFECTED
Within 150 nautical miles of the centre.

FORECAST
Maximum winds to 70 knots near the centre easing to 50 knots by 1200 UTC 20
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas, easing below 64 knots by 0600 UTC 20 February.

Winds above 48 knots within 45 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 120 nautical miles of centre in NE quadrant
  and within 90 nautical miles in SE quadrant
  and within 150 nautical miles in SW quadrant
  and within 150 nautical miles in NW quadrant. 
From 0600 UTC 20 February, winds above 34 knots within 100 nautical miles of
centre in all quadrants. 
Rough to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 20 February: Within 50 nautical miles of 23.7 south 107.0 east
                        Central pressure 962 hPa.
                        Winds to 70 knots near centre.
At 1200 UTC 20 February: Within 80 nautical miles of 24.4 south 105.8 east
                        Central pressure 977 hPa.
                        Winds to 50 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 19 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1833UTC 19 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty three decimal two south (23.2S)
 longitude one hundred and seven decimal four east (107.4E)
Recent movement : south southwest at 6 knots
Maximum winds   : 70 knots
Central pressure: 962 hPa

AREA AFFECTED
Within 150 nautical miles of the centre.

FORECAST
Maximum winds to 70 knots near the centre easing to 45 knots by 1800 UTC 20
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas, easing below 64 knots by 0600 UTC 20 February.

Winds above 48 knots within 45 nautical miles of centre. Very rough to high
seas and moderate to heavy swell.
  
Winds above 34 knots within 120 nautical miles of centre in NE quadrant
  and within 90 nautical miles in SE quadrant
  and within 150 nautical miles in SW quadrant
  and within 150 nautical miles in NW quadrant. 
From 1200 UTC 20 February, winds above 34 knots within 100 nautical miles of
centre in all quadrants. 
Rough to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 20 February: Within 50 nautical miles of 24.1 south 106.7 east
                        Central pressure 969 hPa.
                        Winds to 60 knots near centre.
At 1800 UTC 20 February: Within 80 nautical miles of 24.8 south 105.2 east
                        Central pressure 981 hPa.
                        Winds to 45 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 20 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0055UTC 20 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty three decimal seven south (23.7S)
 longitude one hundred and seven decimal two east (107.2E)
Recent movement : south southwest at 6 knots
Maximum winds   : 65 knots
Central pressure: 968 hPa

AREA AFFECTED
Within 150 nautical miles of the centre decreasing to 100 nautical miles in the
northern quadrants after 1200 UTC 20 February.

FORECAST
Maximum winds to 65 knots near the centre easing to 40 knots by 0000 UTC 21
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas, easing below 64 knots by 0600 UTC 20 February.

Winds above 48 knots within 45 nautical miles of centre easing below 48 knots
by 1800 UTC 20 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 150 nautical miles of centre with, decreasing to
100 nautical miles in the northern quadrants after 1200 UTC 20 February. Rough
to very rough seas and moderate swell.

Forecast positions
At 1200 UTC 20 February: Within 50 nautical miles of 24.7 south 106.5 east
                        Central pressure 980 hPa.
                        Winds to 50 knots near centre.
At 0000 UTC 21 February: Within 80 nautical miles of 25.7 south 104.7 east
                        Central pressure 987 hPa.
                        Winds to 40 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 20 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0639UTC 20 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty four decimal four south (24.4S)
 longitude one hundred and six decimal six east (106.6E)
Recent movement : southwest at 9 knots
Maximum winds   : 65 knots
Central pressure: 968 hPa

AREA AFFECTED
Within 150 nautical miles of the centre decreasing to 100 nautical miles in the
northern quadrants after 1800 UTC 20 February.

FORECAST
Maximum winds to 65 knots near the centre easing to 45 knots by 0600 UTC 21
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas and heavy swell, easing below 64 knots by 1800 UTC 20 February.

Winds above 48 knots within 45 nautical miles of centre easing below 48 knots
by 0600 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 150 nautical miles of centre with, decreasing to
100 nautical miles in the northern quadrants after 1800 UTC 20 February. Rough
to very rough seas and moderate swell.

Forecast positions
At 1800 UTC 20 February: Within 50 nautical miles of 25.5 south 105.0 east
                        Central pressure 976 hPa.
                        Winds to 60 knots near centre.
At 0600 UTC 21 February: Within 80 nautical miles of 26.7 south 103.4 east
                        Central pressure 988 hPa.
                        Winds to 45 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 20 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1257UTC 20 FEBRUARY 2011

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Severe Tropical Cyclone Dianne was centred within 20 nautical miles
of
 latitude twenty four decimal six south (24.6S)
 longitude one hundred and six decimal zero east (106.0E)
Recent movement : west southwest at 6 knots
Maximum winds   : 65 knots
Central pressure: 967 hPa

AREA AFFECTED
Within 150 nautical miles of the centre decreasing to 100 nautical miles in the
northern quadrants after 1800 UTC 20 February.

FORECAST
Maximum winds to 65 knots near the centre easing to 40 knots by 1200 UTC 21
February.

Winds above 64 knots within 25 nautical miles of centre with high to very high
seas and heavy swell, easing below 64 knots by 1800 UTC 20 February.

Winds above 48 knots within 45 nautical miles of centre easing below 48 knots
by 0600 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 150 nautical miles of centre with, decreasing to
100 nautical miles in the northern quadrants after 1800 UTC 20 February. Rough
to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 21 February: Within 50 nautical miles of 25.6 south 104.5 east
                        Central pressure 974 hPa.
                        Winds to 55 knots near centre.
At 1200 UTC 21 February: Within 80 nautical miles of 27.2 south 103.1 east
                        Central pressure 986 hPa.
                        Winds to 40 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 20 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1954UTC 20 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Dianne was centred within 35 nautical miles of
 latitude twenty five decimal zero south (25.0S)
 longitude one hundred and five decimal three east (105.3E)
Recent movement : west southwest at 7 knots
Maximum winds   : 60 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 100 nautical miles of the centre in northern quadrants extending to
within 150 nautical miles in southern quadrants.

FORECAST
Maximum winds to 60 knots near the centre easing to 35 knots by 1800 UTC 21
February.

Winds above 48 knots within 45 nautical miles of centre easing below 48 knots
by 0600 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 100 nautical miles of the centre in northern
quadrants extending to within 150 nautical miles in southern quadrants. Rough
to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 21 February: Within 50 nautical miles of 26.3 south 103.8 east
                        Central pressure 980 hPa.
                        Winds to 45 knots near centre.
At 1800 UTC 21 February: Within 80 nautical miles of 28.1 south 102.7 east
                        Central pressure 988 hPa.
                        Winds to 35 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 21 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0047UTC 21 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Tropical Cyclone Dianne was centred within 25 nautical miles of
 latitude twenty five decimal two south (25.2S)
 longitude one hundred and four decimal one east (104.1E)
Recent movement : west southwest at 9 knots
Maximum winds   : 60 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 120 nautical miles of the centre.

FORECAST
Maximum winds to 60 knots near the centre easing to 40 knots by 0000 UTC 22
February.

Winds above 48 knots within 40 nautical miles of centre easing below 48 knots
by 1800 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 120 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 21 February: Within 55 nautical miles of 26.4 south 102.7 east
                        Central pressure 980 hPa.
                        Winds to 50 knots near centre.
At 0000 UTC 22 February: Within 85 nautical miles of 28.4 south 102.2 east
                        Central pressure 986 hPa.
                        Winds to 40 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0700 UTC 21 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0646UTC 21 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0600 UTC Tropical Cyclone Dianne was centred within 25 nautical miles of
 latitude twenty five decimal nine south (25.9S)
 longitude one hundred and three decimal three east (103.3E)
Recent movement : southwest at 10 knots
Maximum winds   : 50 knots
Central pressure: 980 hPa

AREA AFFECTED
Within 120 nautical miles of the centre.

FORECAST
Maximum winds to 50 knots near the centre easing to 35 knots by 0600 UTC 22
February.

Winds above 48 knots within 40 nautical miles of centre easing below 48 knots
by 1800 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 120 nautical miles of centre. Rough to very rough
seas and moderate swell.

Forecast positions
At 1800 UTC 21 February: Within 55 nautical miles of 27.5 south 102.6 east
                        Central pressure 983 hPa.
                        Winds to 45 knots near centre.
At 0600 UTC 22 February: Within 85 nautical miles of 29.8 south 102.7 east
                        Central pressure 989 hPa.
                        Winds to 35 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1300 UTC 21 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1253UTC 21 FEBRUARY 2011

STORM FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1200 UTC Tropical Cyclone Dianne was centred within 30 nautical miles of
 latitude twenty six decimal nine south (26.9S)
 longitude one hundred and two decimal six east (102.6E)
Recent movement : south southwest at 12 knots
Maximum winds   : 50 knots
Central pressure: 980 hPa

AREA AFFECTED
Within 120 nautical miles of the centre.

FORECAST
Maximum winds to 50 knots near the centre easing to 35 knots by 1200 UTC 22
February.

Winds above 48 knots within 40 nautical miles of centre, easing below 48 knots
by 1800 UTC 21 February. Very rough to high seas and moderate to heavy swell.
  
Winds above 34 knots within 120 nautical miles of centre, reducing to within 90
nautical miles in SW quadrant and 60 nautical miles in the NW quadrant by 0600
UTC 22 February. Rough to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 22 February: Within 60 nautical miles of 28.6 south 101.9 east
                        Central pressure 980 hPa.
                        Winds to 45 knots near centre.
At 1200 UTC 22 February: Within 90 nautical miles of 30.4 south 102.3 east
                        Central pressure 987 hPa.
                        Winds to 35 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 1900 UTC 21 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1843UTC 21 FEBRUARY 2011

GALE WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Tropical Cyclone Dianne was centred within 25 nautical miles of
 latitude twenty seven decimal three south (27.3S)
 longitude one hundred and two decimal zero east (102.0E)
Recent movement : south southwest at 12 knots
Maximum winds   : 40 knots
Central pressure: 987 hPa

AREA AFFECTED
Within 120 nautical miles of the centre.

FORECAST
Maximum winds to 40 knots near the centre easing to 35 knots by 0600 UTC 22
February.

Winds above 34 knots within 120 nautical miles of centre easing below 34 knots
by 1200 UTC 22 February. Rough to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 22 February: Within 60 nautical miles of 29.1 south 101.9 east
                        Central pressure 990 hPa.
                        Winds to 35 knots near centre.
At 1800 UTC 22 February: Within 90 nautical miles of 30.7 south 102.3 east
                        Central pressure 992 hPa.
                        Winds to 30 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to [email protected] or fax to +61892632261
or satellite to SAC 1241 through Land Earth Station Perth 312.

Next warning will be issued by 0100 UTC 22 February 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0037UTC 22 FEBRUARY 2011

GALE WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 0000 UTC Ex-Tropical Cyclone Dianne was centred within 25 nautical miles of
 latitude twenty eight decimal three south (28.3S)
 longitude one hundred and one decimal nine east (101.9E)
Recent movement : south at 10 knots
Maximum winds   : 30 knots
Central pressure: 992 hPa

AREA AFFECTED
##

FORECAST
Gales are no longer expected.

Forecast positions
At 1200 UTC 22 February: Within 55 nautical miles of 30.2 south 102.4 east
                        Central pressure 993 hPa.
                        Winds to 30 knots near centre.
At 0000 UTC 23 February: Within 85 nautical miles of 31.5 south 102.6 east
                        Central pressure 995 hPa.
                        Winds to 30 knots near centre.

REMARKS
##

No further warnings will be issued for this system.

WEATHER PERTH

Tropical cyclone tracks developed by Michael Bath using operational warnings and advisories.


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Document: tropical_cyclone_dianne_bom_warnings.htm Updated: 2 May 2017