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

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

12°F

-11°C

Humidity 67%
Wind Speed Calm
Barometer 30.55 in (1034.5 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 21 Jan 1:51 am EST
Extended Forecast for

Montchanin DE

  • Overnight

    Overnight: Clear, with a low around 8. Calm wind.

    Low: 8 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. Light southeast wind becoming south 10 to 15 mph in the morning.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind around 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Northwest wind around 5 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am. Cloudy, with a low around 11. Chance of precipitation is 70%.

    Low: 11 °F

    Chance Snow
    then Snow
    Likely

Detailed Forecast

Overnight
Clear, with a low around 8. Calm wind.
Wednesday
Increasing clouds, with a high near 35. Light southeast wind becoming south 10 to 15 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 30. South wind around 10 mph.
Thursday
Mostly sunny, with a high near 45. West wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 25. Northwest wind around 5 mph.
Friday
Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
Partly sunny, with a high near 17.
Saturday Night
Snow likely, mainly after 1am. Cloudy, with a low around 11. Chance of precipitation is 70%.
Sunday
Snow. High near 19. Chance of precipitation is 80%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Monday
A chance of snow. Partly sunny, with a high near 22. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montchanin DE
 39.8°N 75.56°W (Elev. 299 ft)
Last Update:
4:10 pm EST Jan 20, 2026
Forecast Valid:
2am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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