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 65%
Wind Speed Calm
Barometer 29.91 in (1015.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 3 Jan 12:56 am EST
Extended Forecast for

2 Miles WNW Lisbon MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Northwest wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of snow before 10pm. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 36. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Northwest wind around 6 mph becoming calm in the evening.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. Northwest wind around 6 mph.
Saturday
Mostly cloudy, with a high near 33. Northwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
A slight chance of snow before 10pm. Mostly cloudy, with a low around 24. Calm wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 36. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 22. Northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly cloudy, with a high near 51.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lisbon MD
 39.34°N 77.09°W (Elev. 699 ft)
Last Update:
12:53 am EST Jan 3, 2026
Forecast Valid:
1am EST Jan 3, 2026-6pm EST Jan 9, 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