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

Ashton MD

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 45. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 45 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Northwest wind 14 to 16 mph, with gusts as high as 31 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 24. West wind 6 to 9 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of snow. Mostly cloudy, with a high near 36. West wind around 6 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 45. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tonight
A chance of rain, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 35. Northwest wind 14 to 16 mph, with gusts as high as 31 mph.
Thursday Night
Increasing clouds, with a low around 24. West wind 6 to 9 mph.
Friday
A slight chance of snow. Mostly cloudy, with a high near 36. West wind around 6 mph. Chance of precipitation is 20%.
Friday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 41.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ashton MD
 39.15°N 76.98°W (Elev. 381 ft)
Last Update:
1:59 pm EST Dec 10, 2025
Forecast Valid:
3pm EST Dec 10, 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