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

Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

37°F

3°C

Humidity 41%
Wind Speed W 3 mph
Barometer 30.55 in (1034.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 28 Mar 11:51 pm EDT
Extended Forecast for

New Castle DE

  • Overnight

    Overnight: Mostly clear, with a low around 32. Northwest wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. South wind 10 to 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66. Southwest wind 10 to 15 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 32. Northwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 55. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 47. South wind 10 to 15 mph.
Monday
Partly sunny, with a high near 66. Southwest wind 10 to 15 mph.
Monday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Rain likely after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Thursday
Rain likely, mainly after 2pm. Cloudy, with a high near 50. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 47. Chance of precipitation is 70%.
Friday Night
Rain likely. Cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
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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:
9:10 pm EDT Mar 28, 2026
Forecast Valid:
12am EDT Mar 29, 2026-6pm EDT Apr 4, 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