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

Dover Air Force Base (KDOV)

Lat: 39.13°NLon: 75.47°WElev: 30ft.

Fair

18°F

-8°C

Humidity 62%
Wind Speed Calm
Barometer 30.52 in (1033.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Jan 10:55 pm EST
Extended Forecast for

Harrington DE

  • Tonight

    Tonight: Clear, with a low around 9. Calm wind.

    Low: 9 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Light and variable wind becoming south 10 to 15 mph in the morning.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Southwest wind around 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    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 38. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.

    High: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow. Low around 15. Chance of precipitation is 80%.

    Low: 15 °F

    Snow

Detailed Forecast

Tonight
Clear, with a low around 9. Calm wind.
Wednesday
Sunny, with a high near 41. Light and variable wind becoming south 10 to 15 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 32. Southwest wind around 10 mph.
Thursday
Sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 20 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 38. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 12.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.
Saturday Night
Snow. Low around 15. Chance of precipitation is 80%.
Sunday
Snow. High near 24. Chance of precipitation is 80%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly sunny, with a high near 24. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrington DE
 38.93°N 75.58°W (Elev. 52 ft)
Last Update:
4:10 pm EST Jan 20, 2026
Forecast Valid:
11pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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