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.

Light Rain

57°F

14°C

Humidity 90%
Wind Speed W 3 mph
Barometer 29.85 in (1012.2 mb)
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 20 Mar 6:56 pm EDT
Extended Forecast for

2 Miles ENE Barnesville MD

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then scattered showers between 1am and 2am. Low around 47. West wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 63. North wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. East wind 5 to 7 mph becoming south after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 50. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely then
    Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 1am, then scattered showers between 1am and 2am. Low around 47. West wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 63. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 44. East wind 5 to 7 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 76. Southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 50. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Partly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Barnesville MD
 39.23°N 77.34°W (Elev. 551 ft)
Last Update:
7:17 pm EDT Mar 20, 2026
Forecast Valid:
7pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation