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

46°F

8°C

Humidity 54%
Wind Speed S 6 mph
Barometer 29.47 in (999.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 14 Jan 6:56 pm EST
Extended Forecast for

Barnesville MD

  • Tonight

    Tonight: A chance of rain, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 26. West wind 6 to 11 mph becoming west 13 to 18 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.

    Low: 26 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Blustery, with a west wind 18 to 20 mph, with gusts as high as 31 mph.

    High: 28 °F

    Mostly Sunny
    and Blustery

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 34. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 34 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain and snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 26. West wind 6 to 11 mph becoming west 13 to 18 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 28. Blustery, with a west wind 18 to 20 mph, with gusts as high as 31 mph.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 11 to 16 mph, with gusts as high as 29 mph.
Friday
Increasing clouds, with a high near 34. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 29. South wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Partly sunny, with a high near 43. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly clear, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 12.
Wednesday
Mostly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Barnesville MD
 39.21°N 77.37°W (Elev. 499 ft)
Last Update:
6:53 pm EST Jan 14, 2026
Forecast Valid:
7pm EST Jan 14, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation