Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Thunderstorm in Vicinity

73°F

23°C

Humidity 69%
Wind Speed Vrbl 3 mph
Barometer 29.88 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 26 Jul 11:35 pm EDT
Extended Forecast for

3 Miles WNW Kelton PA

  • Tonight

    Tonight: Isolated showers and thunderstorms between 1am and 2am.  Partly cloudy, with a low around 62. Calm wind.  Chance of precipitation is 20%.

    Low: 62 °F

    Isolated
    T-storms

  • Monday

    Monday: Scattered showers and thunderstorms, mainly after 2pm.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 83. Calm wind becoming south 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: 83 °F

    Patchy Fog
    then
    Scattered
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after 3am.  Increasing clouds, with a low around 66. Southwest wind around 5 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 78. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 65. East wind 5 to 10 mph becoming north after midnight.  Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 78. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm.  Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Isolated showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Monday
Scattered showers and thunderstorms, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming south 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.
Monday Night
A chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 66. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 78. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. East wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Kelton PA
 39.8°N 75.94°W (Elev. 400 ft)
4:08 pm EDT Jul 26, 2026
11pm EDT Jul 26, 2026-6pm EDT Aug 2, 2026
 
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Additional Resources

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