Saturday, March 05, 2011

Snowstorm on Sunday

Tornado damage in Rayne, Louisiana today.

The National Weather Service in Burlington has posted a winter storm warning for upstate New York and northern Vermont from Sunday into Monday. Winter Storm Warnings are also in effect in the Beauce and Eastern Townships of southern Quebec and may be extended further north and west towards Montreal on Sunday. Heavy rain warnings remain in effect at this hour across eastern Ontario and southern Quebec. A very slow moping frontal system with low pressure near Toronto continues to spread heavy rain across the area. The rain has resulted in lots of flooding and ponding of water on area roads around metro Montreal. The rain will gradually change to snow on Sunday. A second area of low pressure will approach the region along the front from the US and pass across eastern New England. That second storm on Sunday will pull down cold air from the north along with increasing winds. Rain will change to snow and accumulate 10-30cm across the region, increasing from west to east. Roads will become slippery and visibility greatly reduced in heavy wet snow on Sunday.

The same storm system is producing heavy thunderstorms and tornadoes across the Gulf States. Nearly a dozen tornadoes occurred in Louisiana today including one near the Lake Charles community of Rayne. The storm injured 50 and claimed one life.

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