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Multiple rounds of storms through Thursday

A briefing on the multiple rounds of storms through Thursday, September 3. Read More >

Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

87°F

31°C

Humidity 74%
Wind Speed Vrbl 5 mph
Barometer 29.95 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 1 Sep 5:15 pm EDT
Extended Forecast for

3 Miles ENE Pomeroy PA

Severe T-storm Watch until September 2, 12:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until September 2, 12:00am

    NOW until 12:00am Wed

    Severe T-storm Watch

  • This Afternoon

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Partly cloudy, with a low around 69. West wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 69 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. East wind around 5 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. West wind around 5 mph.
Tonight
A chance of showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Partly cloudy, with a low around 69. West wind around 5 mph becoming calm. Chance of precipitation is 30%.
Wednesday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. East wind around 5 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 58.
Labor Day
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Pomeroy PA
 39.99°N 75.88°W (Elev. 600 ft)
Last Update:
4:54 pm EDT Sep 1, 2026
Forecast Valid:
5pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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