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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Hazardous Weather Conditions

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

50°F

10°C

Humidity 71%
Wind Speed SW 8 mph
Barometer 29.42 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 15 Nov 9:15 pm EST
Extended Forecast for

2 Miles NNE Newtown Square PA

Wind Advisory November 16, 10:00am until November 16, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 3am, then isolated showers between 3am and 4am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a temperature falling to around 46 by 5pm. Breezy, with a west wind 15 to 25 mph, with gusts as high as 45 mph.

    High: 54 °F⇓

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 45 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. West wind 5 to 10 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 3am, then isolated showers between 3am and 4am. Mostly cloudy, with a low around 48. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, with a temperature falling to around 46 by 5pm. Breezy, with a west wind 15 to 25 mph, with gusts as high as 45 mph.
Sunday Night
Mostly cloudy, with a low around 34. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Monday
Mostly sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.
Monday Night
Mostly clear, with a low around 31. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Partly sunny, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
Friday Night
Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Newtown Square PA
 40.01°N 75.41°W (Elev. 476 ft)
Last Update:
7:18 pm EST Nov 15, 2025
Forecast Valid:
9pm EST Nov 15, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation