Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

A Few Clouds

46°F

8°C

Humidity 42%
Wind Speed NW 16 G 28 mph
Barometer 29.75 in (1008.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 10 Nov 1:56 pm EST
Extended Forecast for

4 Miles SSE Unionville MD

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. Breezy, with a northwest wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 46 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 27. West wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 27 °F

    Clear

  • Veterans Day

    Veterans Day: Partly sunny, then gradually becoming sunny, with a high near 42. Windy, with a west wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 42 °F

    Becoming
    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 32. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. West wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. Breezy, with a northwest wind 18 to 20 mph, with gusts as high as 30 mph.
Tonight
Clear, with a low around 27. West wind 9 to 15 mph, with gusts as high as 23 mph.
Veterans Day
Partly sunny, then gradually becoming sunny, with a high near 42. Windy, with a west wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 44 mph.
Tuesday Night
Increasing clouds, with a low around 32. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 53. West wind 13 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 33.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Unionville MD
 39.47°N 77.07°W (Elev. 778 ft)
12:30 pm EST Nov 10, 2025
2pm EST Nov 10, 2025-6pm EST Nov 16, 2025
 
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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