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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

23°F

-5°C

Humidity 56%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 27 Jan 11:35 am EST
Extended Forecast for

2 Miles SSW Issue MD

Cold Weather Advisory January 27, 07:00pm until January 28, 11:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: Sunny, with a high near 30. Southwest wind 11 to 15 mph, with gusts as high as 20 mph.

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Southwest wind 11 to 14 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 24. North wind 5 to 10 mph.

    High: 24 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 13. North wind 3 to 8 mph.

    Low: 13 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 24. Northwest wind 8 to 10 mph.

    High: 24 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.

    Low: 10 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 40%.

    High: 19 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 30. Southwest wind 11 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 17. Southwest wind 11 to 14 mph becoming north after midnight. Winds could gust as high as 20 mph.
Wednesday
Increasing clouds, with a high near 24. North wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 13. North wind 3 to 8 mph.
Thursday
Sunny, with a high near 24. Northwest wind 8 to 10 mph.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Mostly sunny, with a high near 21.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16. Windy. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 24. Windy. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 19. Blustery.
Monday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Issue MD
 38.27°N 76.87°W (Elev. 0 ft)
Last Update:
9:54 am EST Jan 27, 2026
Forecast Valid:
11am EST Jan 27, 2026-6pm EST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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