11:30 Monday Evening Update
Very impressive plume of moisture moving northward out of the Carolinas as colder air is becoming entrenched across the Metropolitan Area. High Resolution Models becoming very bullish on much heavier snowfall totals inching closer to the Capital Beltway.
This storm is now in “now-cast” mode… as ingredients are coming together for a high-impact dangerous Winter Storm across the immediate Washington & Baltimore Metropolitan Areas.
** This may be one of our areas biggest March Snowfalls north and west of the Beltway**
DCstorms.com is now predicting a 70 to 80% chance of Federal Offices closing based upon the latest HRRR data. Temperatures in DC are now forecast to drop into the upper 20s!