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

Hazardous Weather Conditions

Current conditions at

Schuylkill County/Joe Zerbey Airport (KZER)

Lat: 40.71°NLon: 76.37°WElev: 1730ft.

Partly Cloudy

72°F

22°C

Humidity 88%
Wind Speed SE 7 mph
Barometer 30.22 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Aug 10:55 pm EDT
Extended Forecast for

Saint Clair PA

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Scattered showers, with thunderstorms also possible after 11am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between 7pm and 8pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67. Calm wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west 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: 88 °F

    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers, mainly after 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Scattered showers, with thunderstorms also possible after 11am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms between 7pm and 8pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west 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.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair PA
 40.71°N 76.18°W (Elev. 699 ft)
Last Update:
6:08 pm EDT Aug 15, 2025
Forecast Valid:
11pm EDT Aug 15, 2025-6pm EDT Aug 22, 2025
 
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