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

Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fair

7°F

-14°C

Humidity 66%
Wind Speed Calm
Barometer 30.27 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 31 Jan 7:45 am EST
Extended Forecast for

White Marsh MD

Cold Weather Advisory January 31, 10:00pm until February 1, 01:00pm
Cold Weather Advisory January 31, 08:16am until January 31, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
...
  •  
    Cold Weather Advisory January 31, 08:16am until January 31, 11:00am

    NOW until 11:00am Sat

    Cold Weather Advisory

  • Today

    High: 20 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Wind chill values as low as -5. North wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 26. Wind chill values as low as -5. Northwest wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 32. Northwest wind around 11 mph, with gusts as high as 28 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Partly sunny, with a high near 20. Wind chill values as low as -6. North wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 11. Wind chill values as low as -5. North wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 26. Wind chill values as low as -5. Northwest wind 16 to 18 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 14. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 32. Northwest wind around 11 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 15.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Wednesday
A chance of snow before 1pm. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 30.
Thursday Night
Mostly clear, with a low around 15.
Friday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
White Marsh MD
 39.39°N 76.48°W (Elev. 157 ft)
Last Update:
6:55 am EST Jan 31, 2026
Forecast Valid:
8am EST Jan 31, 2026-6pm EST Feb 6, 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