Critical Fire Weather in the West; Monitoring Tropical Storm Erin

Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin, interior Northwest, and Rockies Thursday. Red Flag Warnings have been issued. While there is still uncertainty in what impacts might occur to the U.S. east coast next week, the risk of dangerous surf and rip currents across the western Atlantic basin is increasing. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fog

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 70°F (21°C)
Visibility 0.25 mi
Last update 14 Aug 1:35 am EDT
Extended Forecast for

Thorndale PA

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm.  Sunny, with a high near 87. Northeast wind around 5 mph.  Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. East wind around 5 mph becoming calm.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 68. Calm wind.
Friday
A slight chance of showers after 2pm. Sunny, with a high near 87. Northeast wind around 5 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 67. East wind around 5 mph becoming calm.
Saturday
A slight chance of showers after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Thorndale PA
 40°N 75.76°W (Elev. 390 ft)
4:13 pm EDT Aug 13, 2025
1am EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
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Additional Resources

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