Critical Fire Weather Threats in the West; Storms in the High Plains; Flash Flood Risk in the Mid-Atlantic

Critical fire weather conditions persist across portions of the Northwest, Northern Rockies and Great Basin. Severe thunderstorms with large hail and a few strong gusts are possible across parts of the northern and central Plains. Heavy rainfall brings a flash flooding risk to the Mid-Atlantic. Heat builds in the Southwest into California this week. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Aug 8:35 am EDT
Extended Forecast for

West Chester PA

Flash Flood Watch August 12, 11:00am until August 12, 11:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Today

    Today: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rain.  Mostly cloudy, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Heavy Rain

    High: 89 °F

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 72 °F

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 84. East wind around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 84 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. East wind around 5 mph becoming calm.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 70 °F

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 8am.  Mostly cloudy, with a high near 84. East wind around 5 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Chance
    T-storms

    High: 84 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 69. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Chance
    Showers

    Low: 69 °F

  • Saturday

    Saturday: A chance of showers after 2pm.  Partly sunny, with a high near 81. Chance of precipitation is 30%.

    Partly Sunny
    then Chance
    Showers

    High: 81 °F

  • Saturday
    Night

    Saturday Night: A chance of showers before 8pm.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Chance
    Showers then
    Mostly Cloudy

    Low: 67 °F

  • Sunday

    Sunday: A chance of showers.  Partly sunny, with a high near 79. Chance of precipitation is 40%.

    Chance
    Showers

    High: 79 °F

Detailed Forecast

Today
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 89. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. East wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 84. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
West Chester PA
 39.96°N 75.62°W (Elev. 397 ft)
7:13 am EDT Aug 12, 2020
8am EDT Aug 12, 2020-6pm EDT Aug 18, 2020
 
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Additional Resources

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