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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

33°F

1°C

Humidity 85%
Wind Speed W 3 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 29°F (-2°C)
Visibility 8.00 mi
Last update 6 Dec 8:51 pm EST
Extended Forecast for

New Castle DE

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Northwest wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 41. Northwest wind around 5 mph becoming south in the afternoon.

    High: 41 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. Southwest wind 5 to 15 mph becoming northwest after midnight.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 33. North wind 10 to 15 mph.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. North wind around 5 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. Northwest wind around 5 mph.
Sunday
Mostly cloudy, with a high near 41. Northwest wind around 5 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 28. Southwest wind 5 to 15 mph becoming northwest after midnight.
Monday
Partly sunny, with a high near 33. North wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 18. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Friday
A chance of rain. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle DE
 39.67°N 75.56°W (Elev. 3 ft)
Last Update:
7:59 pm EST Dec 6, 2025
Forecast Valid:
8pm EST Dec 6, 2025-6pm EST Dec 13, 2025
 
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