The following are unofficial snow total observations taken last night and overnight by trained spotters, broadcast media, National Weather Service (NWS) employees, and others, shared by the NWS. Note– Not all areas have observations:
MoCoSnow
Montgomery County Fire and Rescue Services (MCFRS) have already responded to several calls for crashes across the county (20 in less than two hours) on Tuesday evening.
With the first very light flakes starting to fall and a Winter Storm Warning in effect for much of the area until 7am Wednesday morning, many are wondering what kind of impact this will have on schools tomorrow.
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As we prepare for the Winter Storm Warning to go into effect at 1pm (it lasts until 7am Wednesday morning), the National Weather Service (NWS) has released what’s likely the final update before the start of winter weather in the area.
The City of Gaithersburg has declared a snow emergency from 6 p.m. on February 11 to 6 p.m. on February 12, requiring essential employees to report, enforcing parking restrictions, and initiating plowing operations as needed.
MCPS Weather Update: School Remains Open Tuesday, Evening Activities Canceled, After-School Childcare – Please Arrange to Pickup Your Child Close to Dismissal
The Winter Storm Warning will go into effect 1pm on Tuesday afternoon and last until 7am Wednesday morning. We’ve compiled the latest maps we can find from the four major networks to show you what they’re thinking (all maps available below):
The Winter Storm Warning remains in effect from 1pm Tuesday until 7am Wednesday morning for parts of Central Maryland (including all of Montgomery County), DC, and Northern Virginia.
A Winter Storm Warning is in effect from 1pm Tuesday until 7am Wednesday for portions of central Maryland (including all of Montgomery County), DC, and northern Virginia.
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As of 1pm, a Winter Storm Watch remains in effect for most of the area from 1pm Tuesday until 7am Wednesday. I suspect that later today this will be upgraded to a Winter Storm Warning for many nearby areas and a Winter Weather Advisory for areas to the north of us.
As of 10:30am, we remain under a Winter Storm Watch that goes into effect 1pm on Tuesday afternoon and lasts until 7am Wednesday morning. We’ve compiled the latest maps we can find from the four major networks to show you what they’re thinking (all maps available below):