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

18°F

-8°C

Humidity 41%
Wind Speed NW 10 G 18 mph
Barometer 30.18 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 8 Dec 8:35 am EST
Extended Forecast for

Saint Clair PA

  • Today

    Today: Mostly cloudy, with a high near 26. North wind 5 to 8 mph.

    High: 26 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 9. Calm wind.

    Low: 9 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Increasing clouds, with a high near 30. Calm wind becoming south around 6 mph in the afternoon.

    High: 30 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of snow after 1am. Cloudy, with a low around 24. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Cloudy then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. High near 41. South wind 5 to 7 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 26. North wind 5 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 9. Calm wind.
Tuesday
Increasing clouds, with a high near 30. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A slight chance of snow after 1am. Cloudy, with a low around 24. South wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Snow before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. High near 41. South wind 5 to 7 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of rain before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair PA
 40.72°N 76.21°W (Elev. 817 ft)
Last Update:
7:25 am EST Dec 8, 2025
Forecast Valid:
8am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

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Chance of Precipitation