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.

Fog/Mist

28°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in (1019.9 mb)
Dewpoint 28°F (-2°C)
Visibility 3.00 mi
Last update 6 Dec 11:56 pm EST
Extended Forecast for

3 Miles NNW Lisbon MD

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Light northwest wind.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41. Calm wind becoming south around 5 mph.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Calm wind becoming north 5 to 9 mph after midnight. Winds could gust as high as 18 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31. North wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. Light and variable wind.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Light northwest wind.
Sunday
Partly sunny, with a high near 41. Calm wind becoming south around 5 mph.
Sunday Night
Mostly cloudy, with a low around 24. Calm wind becoming north 5 to 9 mph after midnight. Winds could gust as high as 18 mph.
Monday
Partly sunny, with a high near 31. North wind 7 to 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 15. Light and variable wind.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 43.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lisbon MD
 39.39°N 77.08°W (Elev. 604 ft)
Last Update:
9:53 pm EST Dec 6, 2025
Forecast Valid:
12am EST Dec 7, 2025-6pm EST Dec 13, 2025
 
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