Tuesday, January 10, 2012

Heavy rain Wednesday then pm scattered showers; Snow Thursday heavy at times

Highs Wednesday mid to upper 50's.1" to 1.50" of rainfall thru Thursday am. Heaviest rain will fall Wednesday am. It will taper to scattered showers or drizzle. Near 50 Thursday AM with some drizzle. Snow is expected to fall behind the front after 12 pm. A band of snow heavy snow will accumulate quickly. By evening commute Thursday temperatures upper 20's. Winds will gusty to 40mph. Blowing snow and low visiblity. Roads will be slick. Look at 700mb for Thursday. NAM has great vorticity, great lifting, strong winds, high relatively humdity. Also 500 thickness will drop rapidly which will aid in increase snowfall totals. Average snowfall expected to be 1" across the region but there will opportunity of seeing more thru Friday. Flurries and snow showers continue thru Friday. All models now see clipper system Saturday night/Sunday time period. More on that later.

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