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.

Fair

39°F

4°C

Humidity 86%
Wind Speed NW 7 mph
Barometer 30.22 in (1023.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 27 Apr 3:51 am EDT
Extended Forecast for

New Castle DE

  • Today

    Today: Sunny, with a high near 69. North wind around 5 mph becoming east in the afternoon.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Southeast wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Increasing clouds, with a high near 65. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Southeast wind around 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    Showers

  • Thursday

    Thursday: Showers likely before 8am. Partly sunny, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely then
    Partly Sunny

  • Thursday Night

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

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. North wind around 5 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 45. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Increasing clouds, with a high near 65. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 50. Southeast wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 64. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers likely before 8am. Partly sunny, with a high near 60. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 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 am EDT Apr 27, 2026
Forecast Valid:
4am EDT Apr 27, 2026-6pm EDT May 3, 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