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

Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Partly Cloudy

43°F

6°C

Humidity 42%
Wind Speed NW 20 G 29 mph
Barometer 29.85 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Nov 12:15 pm EST
Extended Forecast for

Westtown PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 45. Northwest wind around 15 mph, with gusts as high as 35 mph.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain after 1pm. Increasing clouds, with a high near 46. West wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 1am. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48. Northeast wind around 5 mph.

    High: 48 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 49.

    High: 49 °F

    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Cloudy, with a low around 42. Chance of precipitation is 40%.

    Low: 42 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: A chance of rain. Cloudy, with a high near 58. Chance of precipitation is 50%.

    High: 58 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 45. Northwest wind around 15 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 30. West wind 5 to 10 mph.
Tuesday
A slight chance of rain after 1pm. Increasing clouds, with a high near 46. West wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly cloudy, with a high near 48. Northeast wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Cloudy, with a high near 49.
Thursday Night
A chance of rain after 1am. Cloudy, with a low around 42. Chance of precipitation is 40%.
Friday
A chance of rain. Cloudy, with a high near 58. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westtown PA
 39.91°N 75.57°W (Elev. 397 ft)
Last Update:
5:53 am EST Nov 17, 2025
Forecast Valid:
12pm EST Nov 17, 2025-6pm EST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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