Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

31°F

-1°C

Humidity 25%
Wind Speed NE 14 mph
Barometer 30.25 in (1024.5 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 8 Dec 2:51 pm EST
Extended Forecast for

New Castle DE

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 18. North wind 5 to 10 mph.

    Low: 18 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Northeast wind around 5 mph becoming south in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Southwest wind around 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain.  Mostly cloudy, with a high near 46. South wind 10 to 15 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 1am.  Mostly cloudy, with a low around 35. Southwest wind around 10 mph.  Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow.  Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 18. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 36. Northeast wind around 5 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 32. Southwest wind around 10 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 46. South wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain before 1am. Mostly cloudy, with a low around 35. Southwest wind around 10 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 40.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle DE
 39.67°N 75.56°W (Elev. 3 ft)
4:10 am EST Dec 8, 2025
3pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database