National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

16°F

-9°C

Humidity 54%
Wind Speed W 6 mph
Barometer 30.24 in (1026.4 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 29 Jan 8:56 am EST
Extended Forecast for

2 Miles ENE Barnesville MD

Cold Weather Advisory January 29, 07:00pm until January 30, 11:00am
Cold Weather Advisory January 29, 09:30am until January 29, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
...
  •  
    Cold Weather Advisory January 29, 09:30am until January 29, 11:00am

    NOW until 11:00am Thu

    Cold Weather Advisory

  • Today

    High: 19 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -8. Northwest wind 6 to 8 mph.

    Low: 2 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 18. Wind chill values as low as -8. Northwest wind around 6 mph.

    High: 18 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 5. Wind chill values as low as -7. North wind 3 to 6 mph.

    Low: 5 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 18. North wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 18 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 20%.

    Low: 9 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 23. Blustery.

    High: 23 °F

    Mostly Cloudy
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 19. Wind chill values as low as -7. West wind 8 to 11 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 2. Wind chill values as low as -8. Northwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 18. Wind chill values as low as -8. Northwest wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 5. Wind chill values as low as -7. North wind 3 to 6 mph.
Saturday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 18. North wind 7 to 10 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 23. Blustery.
Sunday Night
Partly cloudy, with a low around 14. Blustery.
Monday
Sunny, with a high near 30.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Barnesville MD
 39.23°N 77.34°W (Elev. 551 ft)
Last Update:
6:54 am EST Jan 29, 2026
Forecast Valid:
9am EST Jan 29, 2026-6pm EST Feb 4, 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