Hazardous Weather Conditions
Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Light Snow Fog/Mist
26°F
-3°C
| Humidity | 96% |
| Wind Speed | Vrbl 6 mph |
| Barometer | 30.26 in (1026.7 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 2.50 mi |
| Wind Chill | 19°F (-7°C) |
| Last update | 5 Dec 8:56 am EST |
Extended Forecast for
Gaithersburg MD
Winter Weather Advisory December 5, 09:31am until December 5, 04:00pm
NOW until 4:00pm Fri

Winter Weather Advisory
Today

High: 32 °F
Snow Likely
Tonight

Low: 23 °F
Patchy Fog
Saturday

High: 42 °F
Partly Sunny
Saturday Night

Low: 25 °F
Partly Cloudy
Sunday

High: 41 °F
Mostly Cloudy
Sunday Night

Low: 25 °F
Mostly Cloudy
Monday

High: 33 °F
Mostly Sunny
Monday Night

Low: 18 °F
Mostly Clear
Detailed Forecast
Today
Snow likely, mainly before 11am. Cloudy, with a high near 32. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Patchy fog between 11pm and 4am. Otherwise, mostly cloudy, with a low around 23. Calm wind.
Saturday
Partly sunny, with a high near 42. Light southwest wind.
Saturday Night
Partly cloudy, with a low around 25. Calm wind.
Sunday
Mostly cloudy, with a high near 41. Calm wind becoming southeast around 5 mph.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Gaithersburg MD
39.15°N 77.21°W (Elev. 443 ft)
39.15°N 77.21°W (Elev. 443 ft)
9:01 am EST Dec 5, 2025
9am EST Dec 5, 2025-6pm EST Dec 11, 2025



