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

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

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. 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 14 G 38 mph
Barometer 30.23 in (1027.7 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 20 Jan 10:54 am EST
Extended Forecast for

Thurmont MD

  • Today

    Today: Sunny, with a high near 24. West wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 24 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind 5 to 8 mph, with gusts as high as 24 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 17. Chance of precipitation is 40%.

    High: 17 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 24. West wind 6 to 9 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 13. Calm wind.
Wednesday
Mostly sunny, with a high near 37. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 30. South wind 5 to 8 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 45. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 8.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 17. Chance of precipitation is 40%.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Partly cloudy, with a low around 9. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thurmont MD
 39.62°N 77.42°W (Elev. 600 ft)
Last Update:
9:53 am EST Jan 20, 2026
Forecast Valid:
11am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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