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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Fair

13°F

-11°C

Humidity 67%
Wind Speed W 6 mph
Barometer 30.33 in (1031.6 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 20 Jan 8:54 pm EST
Extended Forecast for

2 Miles ESE Boonsboro MD

  • Tonight

    Tonight: Clear, with a low around 11. West wind around 6 mph becoming light and variable.

    Low: 11 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. South wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. West wind around 8 mph.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 14. Chance of precipitation is 30%.

    High: 14 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 11. Chance of precipitation is 70%.

    Low: 11 °F

    Snow Likely

Detailed Forecast

Tonight
Clear, with a low around 11. West wind around 6 mph becoming light and variable.
Wednesday
Increasing clouds, with a high near 35. South wind 7 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 30. South wind 10 to 16 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 43. West wind 10 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 23. West wind around 8 mph.
Friday
Partly sunny, with a high near 31.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 14. Chance of precipitation is 30%.
Saturday Night
Snow likely. Cloudy, with a low around 11. Chance of precipitation is 70%.
Sunday
Snow likely. Cloudy, with a high near 16. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 20.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Boonsboro MD
 39.51°N 77.61°W (Elev. 1230 ft)
Last Update:
6:53 pm EST Jan 20, 2026
Forecast Valid:
9pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation