National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

50°F

10°C

Humidity 54%
Wind Speed W 9 mph
Barometer 29.82 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 12 Nov 7:15 pm EST
Extended Forecast for

Chadds Ford PA

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 37. West wind 5 to 10 mph.

    Low: 37 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 51. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. West wind around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain before 1pm. Partly sunny, with a high near 62. Chance of precipitation is 40%.

    High: 62 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 37. West wind 5 to 10 mph.
Thursday
Sunny, with a high near 51. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 32. West wind around 5 mph.
Friday
Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 52.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 62. Chance of precipitation is 40%.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chadds Ford PA
 39.85°N 75.58°W (Elev. 299 ft)
Last Update:
4:10 pm EST Nov 12, 2025
Forecast Valid:
7pm EST Nov 12, 2025-6pm EST Nov 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation