National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

32°F

0°C

Humidity 66%
Wind Speed NW 5 mph
Barometer 30.41 in (1031.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 1 Dec 7:56 am EST
Extended Forecast for

Damascus MD

  • Today

    Today: Mostly sunny, with a high near 40. Northwest wind 5 to 9 mph becoming calm in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 5am. Increasing clouds, with a low around 28. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Mostly Cloudy
    then Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow, possibly mixed with sleet, becoming all rain after 10am. High near 37. Light and variable wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    High: 37 °F

    Wintry Mix
    then Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 37. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 40. Northwest wind 5 to 9 mph becoming calm in the afternoon.
Tonight
Snow likely, mainly after 5am. Increasing clouds, with a low around 28. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Rain and snow, possibly mixed with sleet, becoming all rain after 10am. High near 37. Light and variable wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 37. Northwest wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly cloudy, with a high near 31.
Friday Night
A chance of snow before 1am, then snow and freezing rain likely. Cloudy, with a low around 27. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Damascus MD
 39.27°N 77.22°W (Elev. 699 ft)
Last Update:
7:51 am EST Dec 1, 2025
Forecast Valid:
8am EST Dec 1, 2025-6pm EST Dec 7, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation