National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

71°F

22°C

Humidity 39%
Wind Speed SE 14 G 20 mph
Barometer 30.29 in (1027.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 4:56 pm EDT
Extended Forecast for

3 Miles W North Potomac MD

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Southeast wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 82. Southwest wind around 14 mph, with gusts as high as 26 mph.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. West wind around 6 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Southwest wind 3 to 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Southeast wind 10 to 13 mph, with gusts as high as 23 mph.
Monday
Partly sunny, with a high near 82. Southwest wind around 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 61. West wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 91.
Thursday Night
Mostly cloudy, with a low around 67.
Friday
Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W North Potomac MD
 39.1°N 77.31°W (Elev. 348 ft)
Last Update:
4:53 pm EDT Apr 12, 2026
Forecast Valid:
5pm EDT Apr 12, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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