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

8°F

-13°C

Humidity 60%
Wind Speed Calm
Barometer 30.20 in (1025.4 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Last update 29 Jan 6:56 am EST
Extended Forecast for

2 Miles SSE Laytonsville MD

Cold Weather Advisory January 29, 07:00pm until January 30, 11:00am
Cold Weather Advisory January 29, 07:27am until January 29, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
...
  •  
    Cold Weather Advisory January 29, 07:27am until January 29, 11:00am

    NOW until 11:00am Thu

    Cold Weather Advisory

  • Today

    High: 20 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -8. Northwest wind around 7 mph.

    Low: 2 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 19. Wind chill values as low as -8. Northwest wind 5 to 7 mph.

    High: 19 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 5. Wind chill values as low as -7. Calm wind becoming north around 6 mph after midnight.

    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 chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.

    Low: 9 °F

    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
Sunny, with a high near 20. Wind chill values as low as -8. West wind 7 to 13 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 around 7 mph.
Friday
Mostly sunny, with a high near 19. Wind chill values as low as -8. Northwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 5. Wind chill values as low as -7. Calm wind becoming north around 6 mph after midnight.
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 chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
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 34.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Laytonsville MD
 39.19°N 77.12°W (Elev. 509 ft)
Last Update:
6:54 am EST Jan 29, 2026
Forecast Valid:
7am 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