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 and Breezy

38°F

3°C

Humidity 41%
Wind Speed W 22 G 31 mph
Barometer 30.14 in (1022.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 28 Nov 12:56 pm EST
Extended Forecast for

2 Miles ESE Potomac MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. West wind around 17 mph, with gusts as high as 34 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. West wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42. West wind around 6 mph becoming calm in the afternoon.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 29. Calm wind becoming south around 6 mph after midnight.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain and snow likely, becoming all rain after 10am. Cloudy, with a high near 45. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Rain. High near 39. Chance of precipitation is 80%.

    High: 39 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. West wind around 17 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 25. West wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 42. West wind around 6 mph becoming calm in the afternoon.
Saturday Night
Increasing clouds, with a low around 29. Calm wind becoming south around 6 mph after midnight.
Sunday
Rain and snow likely, becoming all rain after 10am. Cloudy, with a high near 45. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 42.
Monday Night
A chance of snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Tuesday
Rain. High near 39. Chance of precipitation is 80%.
Tuesday Night
A chance of rain before 1am. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Potomac MD
 39.01°N 77.15°W (Elev. 269 ft)
Last Update:
12:53 pm EST Nov 28, 2025
Forecast Valid:
1pm EST Nov 28, 2025-6pm EST Dec 4, 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