Mountain Snow Continues in the Southwest While Ice and Snow Fall From the Mid-Atlantic to the Northeast

A storm shifting into the Four Corners region will produce heavy mountain snow into Monday. An eastern storm will track across the Mid-Atlantic region through early Monday with a swath of ice and snow extending into the Northeast. Tuesday into Wednesday, a stronger eastern storm is forecast to impact the eastern half of the U.S. with areas of excessive rain, heavy snow and ice. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from February 19, 10:00 PM EST until February 20, 10:00 PM EST

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Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

36°F

2°C

Humidity	97%
Wind Speed	W 3 mph
Barometer	29.79 in (1011.8 mb)
Dewpoint	35°F (2°C)
Visibility	10.00 mi
Last update	18 Feb 4:56 am EST

More Information:

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

Extended Forecast for

Gaithersburg MD

Winter Storm Watch February 19, 10:00pm until February 20, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Overnight

Rain Likely
Low: 32 °F
Washington's
Birthday

Chance Rain
then Partly
Sunny and
Breezy
High: 47 °F
Monday
Night

Partly Cloudy
Low: 26 °F
Tuesday

Sunny
High: 38 °F
Tuesday
Night

Mostly Cloudy
then Snow
Likely
Low: 28 °F
Wednesday

Wintry Mix
High: 34 °F
Wednesday
Night

Wintry Mix
Low: 32 °F
Thursday

Rain/Freezing
Rain then
Rain Likely
High: 52 °F
Thursday
Night

Chance Rain
then Mostly
Cloudy
Low: 33 °F

Detailed Forecast

Overnight

Rain likely. Cloudy, with a low around 32. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Washington's Birthday

A chance of rain, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 47. Breezy, with a northwest wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 30%.

Monday Night

Partly cloudy, with a low around 26. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.

Tuesday

Sunny, with a high near 38. Northwest wind 6 to 8 mph.

Tuesday Night

Snow likely, mainly after 5am. Mostly cloudy, with a low around 28. Light and variable wind. Chance of precipitation is 60%.

Wednesday

Snow and sleet before 2pm, then snow, freezing rain, and sleet between 2pm and 5pm, then snow and sleet after 5pm. High near 34. Chance of precipitation is 90%.

Wednesday Night

Rain and sleet before 8pm, then rain, freezing rain, and sleet between 8pm and 2am, then rain or freezing rain after 2am. Low around 32. Chance of precipitation is 90%.

Thursday

Rain or freezing rain, becoming all rain after 8am. High near 52. Chance of precipitation is 90%.

Thursday Night

A chance of rain before 8pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

Friday

A chance of rain after 8am. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.

Friday Night

A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

Saturday

Rain likely. Cloudy, with a high near 44. Chance of precipitation is 60%.

Saturday Night

Rain likely. Cloudy, with a low around 38. Chance of precipitation is 70%.