A Winter Weather Advisory remains in effect, and has been extended to last from 9pm tonight until 7am tomorrow morning, for a fast-moving system that’ll likely bring us some snow early Friday morning.
Latest guidance is showing a little less snow coming our way than what we saw coming last night and early this morning
The National Weather Service released its latest expected snowfall maps this morning with all of MoCo coming in on the 3-4” range.
In the images you’ll also see a “reasonable worst case scenario” map showing a possible 6-7” if there’s a boom scenario and a “low end amount” map that shows just over an inch area-wide.
The National Weather Service has released a map for the potential of snow on Thursday night into Friday morning.
Per the map, 2-3” of snow is expected for central and upper MoCo while 3-4” is expected for southern MoCo (Bethesda/Silver Spring).
A Winter Weather Advisory has been issued for areas near/east of the I-95 corridor for possible freezing rain between 4am and 9am tomorrow.
As of now, none of MoCo is under this advisory, but all of neighboring Prince George’s County is. A Special Weather Statement has been issued for MoCo.
The National Weather Service provided a pretty good snow forecast for this morning’s storm, with most places very close to what was being projected for them.
Leading the way for MoCo was Somerset, an area near Bethesda that borders DC, with 8.5 inches. Areas in S/SE MoCo generally came in with the highest numbers, while northern areas that usually get the most snow came in with lower totals.
Several crashes have been reported across the county, according to tweets by MCFRS PIO Pete Piringer. Montgomery County remains on Blue Alert with over 25 of 43 available EMS transport units committed on calls or at the hospital.
12:45- NB I270 IAO prior to Montrose Rd, collision, single vehicle into a wall
The Maryland State Police (MSP) declares snow emergencies with input from MD State Highway Administration. As of 8:00am, a snow emergency was declared in Montgomery County.
“Once a snow emergency is declared, the law requires certain precautions.
A winter storm warning has been issued for Central and SE MoCo. A Winter Storm Advisory is in effect for NW MoCo (Germantown, Clarksburg, Poolesville, Damascus, etc.).
This is the opposite of what we’re used to, as areas further north are usually expected to get more snow. For the areas with a warning, 3-7 inches of snow is expected.
8:51am Update: A Winter Storm Watch has now been issued for Montgomery County with 1-3 inches of snow expected.
Previous update below:Per the National Weather Service, a low pressure system has trended north and west over the last 24 hours, which will now bring the potential for heavy snowfall just south of Montgomery County late tonight into Monday morning.
Montgomery County has activated the Extreme Cold Plan for a Hypothermia Alert for 6pm Sun, 12/19 until 11am Mon, 12/20.
Expect the wind chill to be below 32 deg. Wear layers if you go outside. Take extra precautions if you spend significant time outdoors.
The last full week of fall will likely bring us some pretty nice weather, as highs are expected to be in the 50s and 60s until the end of the weekend.
After a chilly start to this morning, temperatures are expected to quickly warm up into the 50s by this afternoon with highs around 54° and plenty of sunshine.