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.

A Few Clouds

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.23 in (1025.6 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 27 Mar 11:56 pm EDT
Extended Forecast for

Brookeville MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. North wind 6 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Light and variable wind.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. North wind 6 to 9 mph.
Saturday
Sunny, with a high near 47. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 29. Light and variable wind.
Sunday
Mostly sunny, with a high near 57. South wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
A chance of rain after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brookeville MD
 39.18°N 77.06°W (Elev. 446 ft)
Last Update:
10:55 pm EDT Mar 27, 2026
Forecast Valid:
12am EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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