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

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fog/Mist

48°F

9°C

Humidity 86%
Wind Speed E 13 G 22 mph
Barometer 30.40 in (1029.5 mb)
Dewpoint 44°F (7°C)
Visibility 4.00 mi
Wind Chill43°F (6°C)
Last update 2 Apr 1:51 pm EDT
Extended Forecast for

New Castle DE

  • This Afternoon

    This Afternoon: Patchy fog. Otherwise, cloudy, with a high near 51. East wind around 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 44. East wind 5 to 15 mph.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Widespread dense fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 76. East wind 5 to 15 mph becoming southwest in the afternoon.

    High: 76 °F

    Dense Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 69. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Partly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy fog. Otherwise, cloudy, with a high near 51. East wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy fog. Otherwise, cloudy, with a low around 44. East wind 5 to 15 mph.
Friday
Widespread dense fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 76. East wind 5 to 15 mph becoming southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Sunday
Showers, mainly after 8am. High near 69. Chance of precipitation is 90%.
Sunday Night
Showers likely before 8pm. Partly cloudy, with a low around 42. Chance of precipitation is 60%.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle DE
 39.67°N 75.56°W (Elev. 3 ft)
Last Update:
1:45 pm EDT Apr 2, 2026
Forecast Valid:
2pm EDT Apr 2, 2026-6pm EDT Apr 8, 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