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

43°F

6°C

Humidity 56%
Wind Speed SE 5 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 27 Feb 10:51 am EST
Extended Forecast for

New Castle DE

  • Today

    Today: Sunny, with a high near 49. South wind around 5 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. South wind around 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 57. South wind around 5 mph.

    High: 57 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 36. Calm wind becoming southeast around 5 mph after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A slight chance of rain before 1pm. Partly sunny, with a high near 44. North wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.

    High: 32 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 49. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 31. South wind around 5 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 57. South wind around 5 mph.
Saturday Night
Increasing clouds, with a low around 36. Calm wind becoming southeast around 5 mph after midnight.
Sunday
A slight chance of rain before 1pm. Partly sunny, with a high near 44. North wind 5 to 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
A chance of snow after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 70%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
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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:
4:09 am EST Feb 27, 2026
Forecast Valid:
11am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
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Additional Resources

Radar & Satellite Image

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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