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 >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Fair

22°F

-6°C

Humidity 57%
Wind Speed Calm
Barometer 30.56 in (1035.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 21 Jan 12:54 am EST
Extended Forecast for

Chestertown MD

  • Overnight

    Overnight: Clear, with a low around 11. Calm wind.

    Low: 11 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 40 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. Southwest wind 5 to 10 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind around 5 mph becoming calm.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow before 1pm. Partly sunny, with a high near 37. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 30%.

    High: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.

    Low: 13 °F

    Chance Snow
    then Snow

Detailed Forecast

Overnight
Clear, with a low around 11. Calm wind.
Wednesday
Increasing clouds, with a high near 40. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 32. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 49. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind around 5 mph becoming calm.
Friday
A slight chance of snow before 1pm. Partly sunny, with a high near 37. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 30%.
Saturday Night
Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.
Sunday
Snow. High near 23. Chance of precipitation is 80%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chestertown MD
 39.21°N 76.08°W (Elev. 49 ft)
Last Update:
4:10 pm EST Jan 20, 2026
Forecast Valid:
1am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation