Hazardous Weather Conditions
Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Mostly Cloudy
38°F
3°C
| Humidity | 57% |
| Wind Speed | W 18 G 22 mph |
| Barometer | 30.15 in (1023.0 mb) |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 28°F (-2°C) |
| Last update | 4 Dec 1:56 pm EST |
Extended Forecast for
Rossmoor MD
Winter Weather Advisory December 5, 04:00am until December 5, 04:00pm
This Afternoon

High: 42 °F
Mostly Sunny
Tonight
Low: 21 °F
Partly Cloudy
then Chance
SnowFriday
High: 32 °F
Wintry Mix
Likely then
Chance Wintry
MixFriday Night

Low: 25 °F
Patchy Fog
Saturday

High: 41 °F
Partly Sunny
Saturday Night

Low: 27 °F
Partly Cloudy
Sunday

High: 42 °F
Partly Sunny
Sunday Night

Low: 26 °F
Mostly Cloudy
Monday

High: 34 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 42. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Tonight
A chance of snow, mainly after 4am. Increasing clouds, with a low around 21. Northwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Friday
Snow likely before 11am, then a chance of snow and freezing rain. Cloudy, with a high near 32. Southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 25. Calm wind.
Saturday
Partly sunny, with a high near 41. Light southwest wind.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 44.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Rossmoor MD
39.09°N 77.08°W (Elev. 440 ft)
39.09°N 77.08°W (Elev. 440 ft)
2:04 pm EST Dec 4, 2025
2pm EST Dec 4, 2025-6pm EST Dec 10, 2025



