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.

Overcast and Breezy

59°F

15°C

Humidity 44%
Wind Speed NW 21 G 31 mph
Barometer 29.91 in (1012.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 Nov 12:51 pm EST
Extended Forecast for

New Castle DE

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. West wind 5 to 10 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. West wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 64. Northwest wind around 5 mph becoming calm.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 41. West wind 5 to 10 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 43. West wind around 5 mph.
Veterans Day
Mostly sunny, with a high near 64. Northwest wind around 5 mph becoming calm.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Rain, mainly after 1pm. High near 63. Chance of precipitation is 80%.
Thursday Night
Rain. Low around 42. Chance of precipitation is 80%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.
Friday Night
A chance of rain before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle DE
 39.65°N 75.59°W (Elev. 0 ft)
Last Update:
1:20 pm EST Nov 9, 2026
Forecast Valid:
1pm EST Nov 9, 2026-6pm EST Nov 15, 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