Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Light Rain

37°F

3°C

Humidity	NA
Wind Speed	Calm
Barometer	29.85 in (1012.5 mb)
Dewpoint	N/A
Visibility	9.00 mi
Last update	22 Feb 1:56 pm EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles NW Rockville MD

Winter Weather Advisory February 22, 05:00pm until February 23, 10:00am

Click here for hazard details and duration

Winter Weather Advisory

This Afternoon
High: 37 °F
Rain/Snow
Tonight
Low: 31 °F
Heavy Snow
Monday
High: 38 °F
Chance Snow
and Breezy
Monday Night
Low: 21 °F
Decreasing
Clouds
Tuesday
High: 35 °F
Mostly Sunny
Tuesday Night
Low: 28 °F
Mostly Cloudy
then Chance
Snow
Wednesday
High: 51 °F
Partly Sunny
Wednesday Night
Low: 37 °F
Partly Cloudy
then Chance
Rain
Thursday
High: 48 °F
Rain Likely

Detailed Forecast

This Afternoon

Rain and snow. High near 37. North wind 6 to 8 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow. The snow could be heavy at times. Low around 31. Northwest wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Monday

A chance of snow, mainly before noon. Cloudy, with a high near 38. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

Monday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.

Tuesday

Mostly sunny, with a high near 35. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.

Tuesday Night

A chance of snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

Wednesday

Partly sunny, with a high near 51.

Wednesday Night

A chance of rain after 1am. Partly cloudy, with a low around 37. Chance of precipitation is 30%.

Thursday

Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.