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

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

71°F

22°C

Humidity 84%
Wind Speed NW 6 mph
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 25 May 4:35 pm EDT
Extended Forecast for

Kelton PA

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 78. Northeast wind around 5 mph becoming south in the afternoon.

    High: 78 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. West wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 61. West wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 78. Northeast wind around 5 mph becoming south in the afternoon.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. West wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 61. West wind around 5 mph becoming northwest after midnight. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kelton PA
 39.81°N 75.88°W (Elev. 495 ft)
Last Update:
4:08 pm EDT May 25, 2026
Forecast Valid:
4pm EDT May 25, 2026-6pm EDT Jun 1, 2026
 
Forecast Discussion
 
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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