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

HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0701UTC 24 JANUARY 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 0600 UTC a tropical low was centred over land within 30 nautical miles of
 latitude fourteen decimal four south (14.4S)
 longitude one hundred and twenty six decimal four east (126.4E)
Recent movement : west at 8 knots
Maximum winds   : 25 knots
Central pressure: 998 hPa
The low may develop into a tropical cyclone in the next 18 to 24 hours.

AREA AFFECTED
Within 80 nautical miles of the centre over marine areas.

FORECAST

Maximum winds to 25 knots near the centre increasing to 40 knots by 0600 UTC 25
January.

Winds above 34 knots developing within 80 nautical miles of centre over marine
areas by 0600 UTC 25 January, with rough to very rough seas and moderate swell.

Forecast positions
At 1800 UTC 24 January: Within 60 nautical miles of 15.1 south 124.9 east near
the coast
                        Central pressure 995 hPa.
                        Winds to 30 knots.
At 0600 UTC 25 January: Within 90 nautical miles of 16.2 south 123.1 east near
the coast
                        Central pressure 992 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 1300 UTC 24 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1251UTC 24 JANUARY 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 1200 UTC a tropical low was centred over land within 30 nautical miles of
 latitude fourteen decimal nine south (14.9S)
 longitude one hundred and twenty six decimal one east (126.1E)
Recent movement : west southwest at 6 knots
Maximum winds   : 25 knots
Central pressure: 998 hPa
The low may develop into a tropical cyclone in the next 18 to 24 hours.

AREA AFFECTED
Within 80 nautical miles of the centre over marine areas.

FORECAST

Maximum winds to 25 knots near the centre increasing to 40 knots by 1200 UTC 25
January.

Winds above 34 knots developing within 80 nautical miles of centre over marine
areas by 1200 UTC 25 January, with rough to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 25 January: Within 60 nautical miles of 15.5 south 124.9 east near
the coast
                        Central pressure 995 hPa.
                        Winds to 30 knots.
At 1200 UTC 25 January: Within 90 nautical miles of 16.3 south 123.3 east near
the coast
                        Central pressure 990 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 24 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1858UTC 24 JANUARY 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 a tropical low was centred over land within 30 nautical miles of
 latitude fifteen decimal four south (15.4S)
 longitude one hundred and twenty five decimal three east (125.3E)
Recent movement : southwest at 8 knots
Maximum winds   : 25 knots
Central pressure: 997 hPa
The low may develop into a tropical cyclone in the next 18 to 24 hours.

AREA AFFECTED
Within 80 nautical miles of the centre over marine areas.

FORECAST

Maximum winds to 25 knots near the centre increasing to 35 knots by 1800 UTC 25
January.

Winds above 34 knots developing within 80 nautical miles of centre over marine
areas by 1200 UTC 25 January, with rough to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 25 January: Within 60 nautical miles of 16.2 south 123.8 east near
the coast
                        Central pressure 995 hPa.
                        Winds to 30 knots.
At 1800 UTC 25 January: Within 90 nautical miles of 17.2 south 122.0 east near
the coast
                        Central pressure 993 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 25 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0703UTC 25 JANUARY 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 near the coast within 30 nautical miles
of
 latitude sixteen decimal six south (16.6S)
 longitude one hundred and twenty three decimal two east (123.2E)
Recent movement : west southwest at 12 knots
Maximum winds   : 30 knots
Central pressure: 995 hPa
The low may develop into a tropical cyclone in the next 6 to 12 hours.

AREA AFFECTED
Within 80 nautical miles of the centre over marine areas.

FORECAST

Maximum winds to 30 knots near the centre increasing to 50 knots by 0600 UTC 26
January.

Winds above 48 knots within 40 nautical miles of centre by 0600 UTC 26 January
with very rough to high seas and moderate to heavy swell.

Winds above 34 knots developing within 80 nautical miles of centre over marine
areas by 1200 UTC 25 January, with rough to very rough seas and moderate swell.

Forecast positions
At 1800 UTC 25 January: Within 60 nautical miles of 17.9 south 121.0 east near
the coast
                        Central pressure 991 hPa.
                        Winds to 40 knots near centre.
At 0600 UTC 26 January: Within 90 nautical miles of 19.0 south 118.6 east near
the coast
                        Central pressure 983 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 25 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1250UTC 25 JANUARY 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 seventeen decimal three south (17.3S)
 longitude one hundred and twenty one decimal nine east (121.9E)
Recent movement : west southwest at 14 knots
Maximum winds   : 30 knots
Central pressure: 994 hPa
The low may develop into a tropical cyclone in the next 6 to 12 hours.

AREA AFFECTED
Within 80 nautical miles of the centre over marine areas.

FORECAST

Maximum winds to 30 knots near the centre increasing to 50 knots by 0600 UTC 26
January.

Winds above 48 knots within 40 nautical miles of centre by 0600 UTC 26 January
with very rough to high seas and moderate to heavy swell.

Winds above 34 knots developing within 80 nautical miles of centre over marine
areas by 1800 UTC 25 January, with rough to very rough seas and moderate swell.

Forecast positions
At 0000 UTC 26 January: Within 60 nautical miles of 18.1 south 119.4 east 
                        Central pressure 985 hPa.
                        Winds to 45 knots near centre.
At 1200 UTC 26 January: Within 90 nautical miles of 19.0 south 117.1 east 
                        Central pressure 981 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 25 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1904UTC 25 JANUARY 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 Bianca was centred within 20 nautical miles of
 latitude seventeen decimal eight south (17.8S)
 longitude one hundred and twenty decimal eight east (120.8E)
Recent movement : southwest at 12 knots
Maximum winds   : 40 knots
Central pressure: 990 hPa

AREA AFFECTED
Within 70 nautical miles of the centre.

FORECAST

Maximum winds to 40 knots near the centre increasing to 55 knots by 1800 UTC 26
January.

Winds above 48 knots within 30 nautical miles of centre by 0600 UTC 26 January
with very rough to high seas and moderate to heavy swell.

Winds above 34 knots developing within 70 nautical miles of centre with rough
to very rough seas and moderate swell.

Forecast positions
At 0600 UTC 26 January: Within 40 nautical miles of 18.9 south 119.0 east 
                        Central pressure 983 hPa.
                        Winds to 50 knots near centre.
At 1800 UTC 26 January: Within 70 nautical miles of 19.7 south 116.7 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 0100 UTC 26 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0114UTC 26 JANUARY 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 Bianca was centred within 20 nautical miles of
 latitude eighteen decimal eight south (18.8S)
 longitude one hundred and nineteen decimal seven east (119.7E)
Recent movement : southwest at 13 knots
Maximum winds   : 50 knots
Central pressure: 984 hPa

AREA AFFECTED
Within 70 nautical miles of the centre.

FORECAST
Maximum winds to 50 knots near the centre increasing to 70 knots by 1800 UTC 26
January.

By 0000 UTC 27 January winds above 64 knots within 20 nautical miles of centre
with very high seas and moderate to heavy swell.

Winds above 48 knots within 30 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots developing within  60 nautical miles of centre, extending
to within 70 nautical miles from 1200 UTC 26 January with rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 26 January: Within 50 nautical miles of 19.6 south 117.9 east 
                        Central pressure 978 hPa.
                        Winds to 55 knots near centre.
At 0000 UTC 27 January: Within 80 nautical miles of 20.6 south 115.6 east 
                        Central pressure 967 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 26 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0658UTC 26 JANUARY 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 Tropical Cyclone Bianca was centred within 15 nautical miles of
 latitude nineteen decimal four south (19.4S)
 longitude one hundred and eighteen decimal two east (118.2E)
Recent movement : west southwest at 15 knots
Maximum winds   : 55 knots
Central pressure: 980 hPa

AREA AFFECTED
Within 60 nautical miles of the centre.

FORECAST
Maximum winds to 55 knots near the centre increasing to 80 knots by 0600 UTC 27
January.

By 1800 UTC 26 January winds above 64 knots within 20 nautical miles of centre
with very high seas and moderate to heavy swell.

Winds above 48 knots within 30 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 60 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 1800 UTC 26 January: Within 45 nautical miles of 20.3 south 115.6 east 
                        Central pressure 968 hPa.
                        Winds to 70 knots near centre.
At 0600 UTC 27 January: Within 75 nautical miles of 21.2 south 113.1 east 
                        Central pressure 958 hPa.
                        Winds to 80 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 26 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1248UTC 26 JANUARY 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 Bianca was centred within 20 nautical miles of
 latitude nineteen decimal four south (19.4S)
 longitude one hundred and sixteen decimal seven east (116.7E)
Recent movement : west at 14 knots
Maximum winds   : 60 knots
Central pressure: 976 hPa

AREA AFFECTED
Within 70 nautical miles of the centre.

FORECAST
Maximum winds to 60 knots near the centre increasing to 80 knots by 0600 UTC 27
January.

By 1800 UTC 26 January winds above 63 knots within 20 nautical miles of centre
with very high seas and moderate to heavy swell.

Winds above 48 knots within 20 nautical miles of centre increasing to 30
nautical miles of the centre by 1800 UTC 26 January with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 70 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 0000 UTC 27 January: Within 50 nautical miles of 20.0 south 114.1 east 
                        Central pressure 960 hPa.
                        Winds to 75 knots near centre.
At 1200 UTC 27 January: Within 80 nautical miles of 21.0 south 111.8 east 
                        Central pressure 956 hPa.
                        Winds to 80 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 26 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1849UTC 26 JANUARY 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 Bianca was centred within 20 nautical miles of
 latitude nineteen decimal four south (19.4S)
 longitude one hundred and fifteen decimal nine east (115.9E)
Recent movement : west at 10 knots
Maximum winds   : 65 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 80 nautical miles of the centre.

FORECAST
Maximum winds to 65 knots near the centre increasing to 85 knots by 1800 UTC 27
January with very high seas and heavy swell.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 80 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 0600 UTC 27 January: Within 50 nautical miles of 20.0 south 113.9 east 
                        Central pressure 957 hPa.
                        Winds to 80 knots near centre.
At 1800 UTC 27 January: Within 80 nautical miles of 21.4 south 111.6 east 
                        Central pressure 952 hPa.
                        Winds to 85 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 27 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0109UTC 27 JANUARY 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 Bianca was centred within 20 nautical miles of
 latitude nineteen decimal eight south (19.8S)
 longitude one hundred and fifteen decimal zero east (115.0E)
Recent movement : west southwest at 10 knots
Maximum winds   : 70 knots
Central pressure: 965 hPa

AREA AFFECTED
Within 90 nautical miles of the centre.

FORECAST
Maximum winds to 70 knots near the centre increasing to 85 knots by 0000 UTC 28
January with very high seas and heavy swell.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 70 nautical miles of centre in northern quadrants
increasing to 90 nautical miles of centre in southern quadrants with rough to
very rough seas and moderate swell.

Forecast positions
At 1200 UTC 27 January: Within 50 nautical miles of 20.8 south 113.0 east 
                        Central pressure 960 hPa.
                        Winds to 80 knots near centre.
At 0000 UTC 28 January: Within 80 nautical miles of 22.6 south 110.8 east 
                        Central pressure 955 hPa.
                        Winds to 85 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 27 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0659UTC 27 JANUARY 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 Tropical Cyclone Bianca was centred within 20 nautical miles of
 latitude twenty decimal two south (20.2S)
 longitude one hundred and fourteen decimal zero east (114.0E)
Recent movement : west southwest at 10 knots
Maximum winds   : 75 knots
Central pressure: 962 hPa

AREA AFFECTED
Within 110 nautical miles of the centre.

FORECAST
Maximum winds to 75 knots near the centre increasing to 85 knots by 0000 UTC 28
January with very high seas and heavy swell.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 110 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 1800 UTC 27 January: Within 50 nautical miles of 21.6 south 111.8 east 
                        Central pressure 958 hPa.
                        Winds to 80 knots near centre.
At 0600 UTC 28 January: Within 80 nautical miles of 24.1 south 109.8 east 
                        Central pressure 958 hPa.
                        Winds to 80 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 27 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1252UTC 27 JANUARY 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 Bianca was centred within 20 nautical miles
of
 latitude twenty decimal six south (20.6S)
 longitude one hundred and twelve decimal nine east (112.9E)
Recent movement : west southwest at 10 knots
Maximum winds   : 75 knots
Central pressure: 958 hPa

AREA AFFECTED
Within 110 nautical miles of the centre.

FORECAST
Maximum winds to 75 knots near the centre easing to 70 knots by 1200 UTC 28
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 110 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 0000 UTC 28 January: Within 50 nautical miles of 21.8 south 110.9 east 
                        Central pressure 958 hPa.
                        Winds to 75 knots near centre.
At 1200 UTC 28 January: Within 80 nautical miles of 24.2 south 109.0 east 
                        Central pressure 961 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 1900 UTC 27 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1841UTC 27 JANUARY 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 Bianca was centred within 20 nautical miles
of
 latitude twenty one decimal seven south (21.7S)
 longitude one hundred and eleven decimal six east (111.6E)
Recent movement : southwest at 13 knots
Maximum winds   : 85 knots
Central pressure: 950 hPa

AREA AFFECTED
Within 140 nautical miles of the centre.

FORECAST
Maximum winds to 85 knots near the centre easing to 60 knots by 1800 UTC 28
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 140 nautical miles of centre with rough to very
rough seas and moderate swell.

Forecast positions
At 0600 UTC 28 January: Within 50 nautical miles of 23.6 south 109.6 east 
                        Central pressure 955 hPa.
                        Winds to 80 knots near centre.
At 1800 UTC 28 January: Within 80 nautical miles of 26.1 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 0100 UTC 28 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 2147UTC 27 JANUARY 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 2100 UTC Severe Tropical Cyclone Bianca was centred within 20 nautical miles
of
 latitude twenty two decimal three south (22.3S)
 longitude one hundred and eleven decimal zero east (111.0E)
Recent movement : southwest at 16 knots
Maximum winds   : 85 knots
Central pressure: 950 hPa

AREA AFFECTED
Within 140 nautical miles of the centre contracting to within 110 nautical
miles of the centre by 1500 UTC 28 January.

FORECAST
Maximum winds to 85 knots near the centre easing to 60 knots by 2100 UTC 28
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 140 nautical miles of centre contracting to within
110 nautical miles of the centre by 1500 UTC 28 January. Rough to very rough
seas and moderate swell.

Forecast positions
At 0900 UTC 28 January: Within 50 nautical miles of 24.7 south 108.9 east 
                        Central pressure 955 hPa.
                        Winds to 80 knots near centre.
At 2100 UTC 28 January: Within 80 nautical miles of 27.3 south 107.9 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 0100 UTC 28 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0127UTC 28 JANUARY 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 Bianca was centred within 20 nautical miles
of
 latitude twenty three decimal zero south (23.0S)
 longitude one hundred and ten decimal three east (110.3E)
Recent movement : southwest at 18 knots
Maximum winds   : 85 knots
Central pressure: 951 hPa

AREA AFFECTED
Within 140 nautical miles of the centre contracting to within 110 nautical
miles of the centre by 1500 UTC 28 January.

FORECAST
Maximum winds to 85 knots near the centre easing to 60 knots by 0000 UTC 29
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 140 nautical miles of centre contracting to within
110 nautical miles of the centre by 1500 UTC 28 January. Rough to very rough
seas and moderate swell.

Forecast positions
At 1200 UTC 28 January: Within 50 nautical miles of 25.5 south 108.4 east 
                        Central pressure 954 hPa.
                        Winds to 80 knots near centre.
At 0000 UTC 29 January: Within 80 nautical miles of 28.2 south 108.1 east 
                        Central pressure 969 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 28 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0715UTC 28 JANUARY 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 Bianca was centred within 30 nautical miles
of
 latitude twenty three decimal nine south (23.9S)
 longitude one hundred and eight decimal nine east (108.9E)
Recent movement : southwest at 17 knots
Maximum winds   : 85 knots
Central pressure: 950 hPa

AREA AFFECTED
Within 140 nautical miles of the centre contracting to within 110 nautical
miles of the centre by 1500 UTC 28 January.

FORECAST
Maximum winds to 85 knots near the centre easing to 60 knots by 0600 UTC 29
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas, easing below 65 knots by 0000 UTC 29 January.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 140 nautical miles of centre contracting to within
110 nautical miles of the centre from 1200 UTC 28 January. Rough to very rough
seas and moderate swell.

Forecast positions
At 1800 UTC 28 January: Within 50 nautical miles of 26.4 south 107.8 east 
                        Central pressure 962 hPa.
                        Winds to 70 knots near centre.
At 0600 UTC 29 January: Within 80 nautical miles of 29.3 south 108.6 east 
                        Central pressure 973 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 28 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1243UTC 28 JANUARY 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 Bianca was centred within 30 nautical miles
of
 latitude twenty four decimal eight south (24.8S)
 longitude one hundred and eight decimal three east (108.3E)
Recent movement : south southwest at 11 knots
Maximum winds   : 90 knots
Central pressure: 945 hPa

AREA AFFECTED
Within 140 nautical miles of the centre contracting to within 110 nautical
miles of the centre by 1800 UTC 28 January and 100 nautical miles of the centre
by 1200 UTC 29 January.

FORECAST
Maximum winds to 90 knots near the centre easing to 50 knots by 1200 UTC 29
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas, easing below 64 knots by 0000 UTC 29 January.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell.

Winds above 34 knots within 140 nautical miles of centre contracting to within
110 nautical miles of the centre by 1800 UTC 28 January and 100 nautical miles
of the centre by 1200 UTC 29 January. Rough to very rough seas and moderate
swell.

Forecast positions
At 0000 UTC 29 January: Within 50 nautical miles of 27.3 south 108.3 east 
                        Central pressure 968 hPa.
                        Winds to 60 knots near centre.
At 1200 UTC 29 January: Within 80 nautical miles of 30.2 south 109.9 east 
                        Central pressure 976 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 28 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1906UTC 28 JANUARY 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 Bianca was centred within 20 nautical miles
of
 latitude twenty six decimal two south (26.2S)
 longitude one hundred and seven decimal seven east (107.7E)
Recent movement : south southwest at 13 knots
Maximum winds   : 75 knots
Central pressure: 965 hPa

AREA AFFECTED
Within 150 nautical miles of the centre contracting to within 90 nautical miles
of the centre by 1200 UTC 29 January except in the southwest quadrant.

FORECAST
Maximum winds to 75 knots near the centre easing to 45 knots by 1800 UTC 29
January.

Winds above 64 knots within 25 nautical miles of centre with very high to
phenomenal seas, easing below 64 knots by 0300 UTC 29 January.

Winds above 48 knots within 40 nautical miles of centre with very rough to high
seas and moderate to heavy swell easing below 48 knots by 1800 UTC 29 January.

Winds above 34 knots within 150 nautical miles of centre contracting to within
90 nautical miles of the centre by 1200 UTC 29 January except in the southwest
quadrant. Rough to very rough seas and moderate to heavy swell.

Forecast positions
At 0600 UTC 29 January: Within 50 nautical miles of 28.9 south 108.3 east 
                        Central pressure 975 hPa.
                        Winds to 60 knots near centre.
At 1800 UTC 29 January: Within 80 nautical miles of 30.9 south 110.7 east 
                        Central pressure 986 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 29 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0106UTC 29 JANUARY 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 Bianca was centred within 20 nautical miles
of
 latitude twenty seven decimal five south (27.5S)
 longitude one hundred and seven decimal eight east (107.8E)
Recent movement : south at 13 knots
Maximum winds   : 70 knots
Central pressure: 965 hPa

AREA AFFECTED
Within 120 nautical miles of the centre contracting to within 90 nautical miles
of the centre by 1200 UTC 29 January except in the southwest and southeast
quadrants.

FORECAST
Maximum winds to 70 knots near the centre easing to 40 knots by 0000 UTC 30
January.

Winds above 64 knots within 30 nautical miles of centre with very high to
phenomenal seas, easing below 64 knots by 0600 UTC 29 January.

Winds above 48 knots within 50 nautical miles of centre with very rough to high
seas and moderate to heavy swell easing below 48 knots by 1800 UTC 29 January.

Winds above 34 knots within 120 nautical miles of centre contracting to within
90 nautical miles of the centre by 1200 UTC 29 January except in the southwest
and southeast quadrants. Rough to very rough seas and moderate to heavy swell.

Forecast positions
At 1200 UTC 29 January: Within 60 nautical miles of 29.9 south 109.3 east 
                        Central pressure 979 hPa.
                        Winds to 50 knots near centre.
At 0000 UTC 30 January: Within 120 nautical miles of 31.5 south 112.4 east 
                        Central pressure 989 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 29 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0659UTC 29 JANUARY 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 Bianca was centred within 30 nautical miles
of
 latitude twenty eight decimal nine south (28.9S)
 longitude one hundred and eight decimal two east (108.2E)
Recent movement : south southeast at 13 knots
Maximum winds   : 65 knots
Central pressure: 970 hPa

AREA AFFECTED
Within 120 nautical miles of the centre contracting to within 90 nautical miles
of the centre by 1800 UTC 29 January except in the southwest and southeast
quadrants.

FORECAST
Maximum winds to 65 knots near the centre easing to 35 knots by 0600 UTC 30
January.

Winds above 64 knots within 30 nautical miles of centre with very high to
phenomenal seas, easing below 64 knots by 0900 UTC 29 January.

Winds above 48 knots within 50 nautical miles of centre with very rough to high
seas and moderate to heavy swell easing below 48 knots by 1800 UTC 29 January.

Winds above 34 knots within 120 nautical miles of centre contracting to within
90 nautical miles of the centre by 1800 UTC 29 January except in the southwest
and southeast quadrants. Rough to very rough seas and moderate to heavy swell.

Forecast positions
At 1800 UTC 29 January: Within 60 nautical miles of 30.9 south 110.5 east 
                        Central pressure 984 hPa.
                        Winds to 45 knots near centre.
At 0600 UTC 30 January: Within 120 nautical miles of 32.3 south 114.0 east 
                        Central pressure 992 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 29 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1255UTC 29 JANUARY 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 Bianca was centred within 30 nautical miles of
 latitude twenty nine decimal nine south (29.9S)
 longitude one hundred and nine decimal four east (109.4E)
Recent movement : southeast at 13 knots
Maximum winds   : 55 knots
Central pressure: 975 hPa

AREA AFFECTED
Within 120 nautical miles of the centre until 0600 UTC 30 January.

FORECAST
Maximum winds to 55 knots near the centre easing to 30 knots by 0900 UTC 30
January.

Winds above 48 knots within 50 nautical miles of centre with very rough to high
seas and moderate to heavy swell easing below 48 knots by 1800 UTC 29 January.

Winds above 34 knots within 100 nautical miles in NE quadrant
  and within 120 nautical miles in SE quadrant
  and within 120 nautical miles in SW quadrant
  and within 100 nautical miles in NW quadrant.

contracting to within 60 nautical miles in NE quadrant
  and within 90 nautical miles in SE quadrant
  and within 120 nautical miles in SW quadrant
  and within 90 nautical miles in NW quadrant

by 0000 UTC 30 January.

Winds above 34 knots until 0600 UTC 30 January. Rough to very rough seas and
moderate to heavy swell.

Forecast positions
At 0000 UTC 30 January: Within 60 nautical miles of 31.5 south 112.4 east 
                        Central pressure 988 hPa.
                        Winds to 40 knots near centre.
At 1200 UTC 30 January: Within 120 nautical miles of 32.6 south 115.8 east 
                        Central pressure 995 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 1900 UTC 29 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1902UTC 29 JANUARY 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 Bianca was centred within 30 nautical miles of
 latitude thirty decimal eight south (30.8S)
 longitude one hundred and ten decimal eight east (110.8E)
Recent movement : southeast at 14 knots
Maximum winds   : 45 knots
Central pressure: 985 hPa

AREA AFFECTED
Within 120 nautical miles southern quadrants and within 90 nautical miles in
northern quadrants and
contracting to within 30 nautical miles all but the SW quadrant by 0600 UTC 30
January.

FORECAST
Maximum winds to 45 knots near the centre easing to 30 knots by 0900 UTC 30
January.

Winds above 34 knots within 120 nautical miles southern quadrants and within 90
nautical miles in northern quadrants and
contracting to within 30 nautical miles all but the SW quadrant by 0600 UTC 30
January.

Winds above 34 knots until 0700 UTC 30 January. Rough to very rough seas and
moderate to heavy swell.

Forecast positions
At 0600 UTC 30 January: Within 55 nautical miles of 31.8 south 114.1 east 
                        Central pressure 992 hPa.
                        Winds to 35 knots near centre.
At 1800 UTC 30 January: Within 115 nautical miles of 32.0 south 118.1 east 
                        Central pressure 999 hPa.
                        Winds to 25 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 30 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0109UTC 30 JANUARY 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 Bianca was centred within 30 nautical miles of
 latitude thirty one decimal zero south (31.0S)
 longitude one hundred and twelve decimal zero east (112.0E)
Recent movement : east southeast at 13 knots
Maximum winds   : 30 knots reaching 40 knots in the southwest semicircle
Central pressure: 998 hPa

AREA AFFECTED
Within 140 nautical miles in the southwest semicircle, easing below gale force
from 0700 UTC 30 January.

FORECAST
Maximum winds to 40 knots in the southwest semicircle, easing to below gale
force from 0600 UTC 30 January. 

Winds above 34 knots within 140 nautical miles in the southwest semicircle,
easing to below gale force from 0600 UTC 30 January. Winds in the northeast
semicircle will be below gale force throughout the period. 
Rough to very rough seas and moderate swell.

Forecast positions
At 1200 UTC 30 January: Near the coast, within 60 nautical miles of 31.8 south
115.6 east 
                        Central pressure 1004 hPa.
                        Winds to 25 knots near centre.
At 0000 UTC 31 January: Dissipated over land.

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 30 January 2011.

WEATHER PERTH
=========================================================================
HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 0808UTC 30 JANUARY 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 0600 UTC Ex-Tropical Cyclone Bianca was centred within 30 nautical miles of
 latitude thirty one decimal four south (31.4S)
 longitude one hundred and thirteen decimal four east (113.4E)
Recent movement : east southeast at 12 knots
Maximum winds   : 30 knots
Central pressure: 998 hPa

AREA AFFECTED
Within 140 nautical miles in the southwest semicircle.

FORECAST
Winds have eased below 34 knots and gales are no longer expected.

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.

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_bianca_bom_warnings.htm Updated: 2 May 2017