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

Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Partly Cloudy

43°F

6°C

Humidity 57%
Wind Speed S 3 mph
Barometer 30.15 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 18 Nov 9:55 pm EST
Extended Forecast for

2 Miles NNW West Chester PA

  • Tonight

    Tonight: Rain, mainly after 11pm. Low around 36. Calm wind becoming east around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 8am. Cloudy, with a high near 47. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Calm wind becoming northeast around 5 mph.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain before 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 1am. Partly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, mainly after 11pm. Low around 36. Calm wind becoming east around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 8am. Cloudy, with a high near 47. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 33. Calm wind.
Thursday
Mostly cloudy, with a high near 48. Calm wind becoming northeast around 5 mph.
Thursday Night
A slight chance of rain before 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.
Saturday Night
A chance of rain before 1am. Partly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW West Chester PA
 39.99°N 75.62°W (Elev. 400 ft)
Last Update:
4:10 pm EST Nov 18, 2025
Forecast Valid:
10pm EST Nov 18, 2025-6pm EST Nov 25, 2025
 
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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