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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Overcast

37°F

3°C

Humidity 60%
Wind Speed S 10 mph
Barometer 30.21 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 21 Jan 8:54 pm EST
Extended Forecast for

White Marsh MD

  • Tonight

    Tonight: Cloudy early, then gradual clearing, with a low around 33. South wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Mostly sunny, with a high near 48. West wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. Northwest wind 3 to 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 20%.

    High: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow. Low around 14. Chance of precipitation is 90%.

    Low: 14 °F

    Snow

  • Sunday

    Sunday: Snow. High near 22. Chance of precipitation is 90%.

    High: 22 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.

    Low: 16 °F

    Snow Likely

Detailed Forecast

Tonight
Cloudy early, then gradual clearing, with a low around 33. South wind 7 to 9 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 48. West wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 26. Northwest wind 3 to 6 mph.
Friday
Partly sunny, with a high near 40. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 11. Northwest wind around 11 mph, with gusts as high as 21 mph.
Saturday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 20%.
Saturday Night
Snow. Low around 14. Chance of precipitation is 90%.
Sunday
Snow. High near 22. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 28.
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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:
6:53 pm EST Jan 21, 2026
Forecast Valid:
9pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

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Chance of Precipitation