Severe weather exploding across the lower MS Valley region
         


A tornado watch is currently in effect for most of Louisiana into western  Mississippi and extreme southern Arkansas. Earlier 
forecast models had projected  weak to moderate instability across this region, but special 18z soundings  reveal CAPE approaching 3,000 across south-central Louisiana. This is  materializing in a very strongly-sheared environment, and strongly-rotating  thunderstorms have been the result. A number of tornado warnings have been  issued this afternoon, as a line of training, semi-discrete storms have  developed over an area stretching from Monroe southwest to Natchitoches. These  storms have been intensifying rather quickly, so this is definitely a time where  residents should take the general tornado watch seriously, as strong rotation  can often develop between radar scans giving forecasters less time to issue  warnings. It appears that one possibly strong tornado has already occurred near Atlanta, LA, where several homes have been 
reported destroyed, and numerous trees snapped. The threat for tornadoes will continue to increase into the evening  and overnight for points east, so residents of the lower Mississippi River  valley region and mid-south should remain alert to any changing conditions!         
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