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

31°F

-1°C

Humidity 40%
Wind Speed NE 10 mph
Barometer 30.67 in (1038.7 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 2 Mar 9:51 am EST
Extended Forecast for

New Castle DE

  • Today

    Today: A slight chance of snow before noon. Mostly cloudy, with a high near 36. Northeast wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tonight

    Tonight: A chance of snow, mainly after 5am. Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 10am. High near 44. East wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 42. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: A chance of showers. Cloudy, with a high near 53. Southwest wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 1pm. Partly sunny, with a high near 60. Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of snow before noon. Mostly cloudy, with a high near 36. Northeast wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of snow, mainly after 5am. Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 10am. High near 44. East wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Low around 42. Southwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Cloudy, with a high near 53. Southwest wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely. Cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Friday
A chance of showers before 1pm. Partly sunny, with a high near 60. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
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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 Mar 2, 2026
Forecast Valid:
10am EST Mar 2, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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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