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

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

19°F

-7°C

Humidity 59%
Wind Speed W 10 mph
Barometer 29.91 in (1015.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 16 Jan 5:56 am EST
Extended Forecast for

Glenwood MD

  • Today

    Today: Mostly sunny, with a high near 34. West wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated snow showers between 3am and 4am. Mostly cloudy, with a low around 29. South wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Isolated
    Snow Showers

  • Saturday

    Saturday: Scattered snow showers before 10am, then scattered rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

    High: 43 °F

    Scattered
    Rain/Snow
    then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 28. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A slight chance of snow. Mostly cloudy, with a high near 33. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 34. West wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Tonight
Isolated snow showers between 3am and 4am. Mostly cloudy, with a low around 29. South wind 8 to 10 mph. Chance of precipitation is 20%.
Saturday
Scattered snow showers before 10am, then scattered rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Saturday Night
A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 28. West wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 33. West wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 19.
M.L.King Day
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 23.
Tuesday Night
Mostly clear, with a low around 12.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Glenwood MD
 39.29°N 77.04°W (Elev. 531 ft)
Last Update:
5:31 am EST Jan 16, 2026
Forecast Valid:
6am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation