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

Schuylkill County/Joe Zerbey Airport (KZER)

Lat: 40.71°NLon: 76.37°WElev: 1730ft.

Fair

27°F

-3°C

Humidity 80%
Wind Speed W 14 G 21 mph
Barometer 29.99 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 4 Dec 1:55 am EST
Extended Forecast for

Saint Clair PA

  • Overnight

    Overnight: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 5 to 9 mph, with gusts as high as 28 mph.

    High: 36 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 10. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 10 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow after 1pm. Increasing clouds, with a high near 28. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.

    High: 28 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 23. Calm wind.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 5 to 9 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 10. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Friday
A slight chance of snow after 1pm. Increasing clouds, with a high near 28. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 20. Calm wind.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly cloudy, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
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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:
1:05 am EST Dec 4, 2025
Forecast Valid:
2am EST Dec 4, 2025-6pm EST Dec 10, 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