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.

Fair

23°F

-5°C

Humidity 88%
Wind Speed Calm
Barometer 30.17 in (1023.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 13 Mar 4:56 am EDT
Extended Forecast for

Ashton MD

  • Today

    Today: Increasing clouds, with a high near 53. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 37 mph.

    High: 53 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 38. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Calm wind becoming east around 5 mph after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Monday

    Monday: Showers. High near 69. Breezy. Chance of precipitation is 100%.

    High: 69 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers, mainly before 2am. Low around 30. Chance of precipitation is 80%.

    Low: 30 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers before 8am. Mostly sunny, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 53. Breezy, with a light south wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 37 mph.
Tonight
Mostly clear, with a low around 38. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 55. West wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 39. Calm wind becoming east around 5 mph after midnight.
Sunday
Mostly cloudy, with a high near 58. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Showers. Low around 50. Chance of precipitation is 90%.
Monday
Showers. High near 69. Breezy. Chance of precipitation is 100%.
Monday Night
Showers, mainly before 2am. Low around 30. Chance of precipitation is 80%.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly cloudy, with a high near 51.
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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:
4:53 am EDT Mar 13, 2026
Forecast Valid:
5am EDT Mar 13, 2026-6pm EDT Mar 19, 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