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.

Light Snow

27°F

-3°C

Humidity 80%
Wind Speed W 16 G 31 mph
Barometer 29.93 in
Dewpoint 21°F (-6°C)
Visibility 5.00 mi
Wind Chill15°F (-9°C)
Last update 11 Jan 7:35 pm EST
Extended Forecast for

Saint Clair PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Northwest wind 8 to 11 mph, with gusts as high as 36 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind around 7 mph, with gusts as high as 21 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Light west wind.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Light south wind.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.

    High: 35 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Northwest wind 8 to 11 mph, with gusts as high as 36 mph.
Monday
Mostly sunny, with a high near 39. West wind around 7 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 28. Light west wind.
Tuesday
Mostly sunny, with a high near 44. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 34. Light south wind.
Wednesday
A chance of showers before 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair PA
 40.72°N 76.21°W (Elev. 817 ft)
Last Update:
7:05 pm EST Jan 11, 2026
Forecast Valid:
7pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation