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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Brookeville MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 36. West wind 14 to 16 mph, with gusts as high as 30 mph.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 24. West wind 5 to 8 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 36. Calm wind becoming west around 6 mph.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 43. Calm wind becoming west 5 to 8 mph in the morning.

    High: 43 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Chance
    Rain/Snow
    then Heavy
    Snow

  • Sunday

    Sunday: A chance of snow before 1pm. Partly sunny, with a high near 27. Chance of precipitation is 30%.

    High: 27 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 36. West wind 14 to 16 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 24. West wind 5 to 8 mph.
Friday
Partly sunny, with a high near 36. Calm wind becoming west around 6 mph.
Friday Night
Mostly cloudy, with a low around 24. Calm wind.
Saturday
Mostly cloudy, with a high near 43. Calm wind becoming west 5 to 8 mph in the morning.
Saturday Night
A chance of rain and snow before 10pm, then snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookeville MD
 39.18°N 77.06°W (Elev. 446 ft)
Last Update:
1:46 pm EST Dec 11, 2025
Forecast Valid:
1pm EST Dec 11, 2025-6pm EST Dec 17, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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