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.

Mostly Cloudy

29°F

-2°C

Humidity 43%
Wind Speed W 18 G 29 mph
Barometer 29.61 in (1004.6 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 15 Jan 1:56 pm EST
Extended Forecast for

Barnesville MD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 30. Breezy, with a west wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 30 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 9 to 17 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 34. West wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 34 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow showers after 1am. Increasing clouds, with a low around 29. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 44. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 44 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 30. Breezy, with a west wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 19. West wind 9 to 17 mph, with gusts as high as 26 mph.
Friday
Increasing clouds, with a high near 34. West wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A slight chance of snow showers after 1am. Increasing clouds, with a low around 29. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Saturday
A chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 44. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly cloudy, with a high near 31.
Sunday Night
Mostly clear, with a low around 19.
M.L.King Day
Mostly sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 21.
Tuesday Night
Mostly clear, with a low around 11.
Wednesday
Mostly sunny, with a high near 33.
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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:
12:54 pm EST Jan 15, 2026
Forecast Valid:
2pm EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation