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.

Light Rain

55°F

13°C

Humidity 57%
Wind Speed NW 15 G 24 mph
Barometer 29.86 in (1011.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 30 Apr 8:51 pm EDT
Extended Forecast for

New Castle DE

  • Tonight

    Tonight: Mostly clear, with a low around 45. Northwest wind 5 to 10 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Northwest wind around 5 mph becoming west in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am. Increasing clouds, with a low around 48. South wind around 5 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 59. Northwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 45. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. Northwest wind 5 to 10 mph.
Friday
Sunny, with a high near 64. Northwest wind around 5 mph becoming west in the afternoon.
Friday Night
A chance of showers, mainly before 2am. Increasing clouds, with a low around 48. South wind around 5 mph. Chance of precipitation is 40%.
Saturday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 59. Northwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 45. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
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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:
4:08 pm EDT Apr 30, 2026
Forecast Valid:
9pm EDT Apr 30, 2026-6pm EDT May 7, 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