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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Philadelphia, Northeast Philadelphia Airport (KPNE)

Lat: 40.08°NLon: 75.01°WElev: 118ft.

Overcast

49°F

9°C

Humidity 74%
Wind Speed SW 7 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 41°F (5°C)
Visibility 9.00 mi
Wind Chill46°F (8°C)
Last update 21 Nov 9:54 am EST
Extended Forecast for

Cornwells PA

  • Today

    Today: Cloudy, with a high near 55. Southwest wind around 5 mph.

    High: 55 °F

    Cloudy

  • Tonight

    Tonight: Rain, mainly after midnight. Low around 45. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. North wind around 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 51. Calm wind becoming west around 5 mph in the morning.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Cloudy, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Cloudy then
    Chance Rain

Detailed Forecast

Today
Cloudy, with a high near 55. Southwest wind around 5 mph.
Tonight
Rain, mainly after midnight. Low around 45. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain likely, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 52. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 31. North wind around 5 mph.
Sunday
Sunny, with a high near 51. Calm wind becoming west around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A chance of rain after 1pm. Cloudy, with a high near 57. Chance of precipitation is 30%.
Tuesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Thanksgiving Day
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwells PA
 40.09°N 74.98°W (Elev. 98 ft)
Last Update:
4:09 am EST Nov 21, 2025
Forecast Valid:
10am EST Nov 21, 2025-6pm EST Nov 27, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation