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.

Unknown Precip and Breezy

34°F

1°C

Humidity 100%
Wind Speed SE 22 mph
Barometer 29.91 in
Dewpoint 34°F (1°C)
Visibility 0.15 mi
Wind Chill22°F (-6°C)
Last update 10 Jan 3:55 pm EST
Extended Forecast for

Saint Clair PA

  • This Afternoon

    This Afternoon: Showers. High near 40. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly before 8pm. Patchy fog between 7pm and 4am. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Showers
    Likely and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of snow showers after 4pm. Increasing clouds, with a high near 39. West wind 6 to 13 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 39 °F

    Sunny then
    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Northwest wind 10 to 13 mph, with gusts as high as 37 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind around 8 mph, with gusts as high as 22 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

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

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers. High near 40. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before 8pm. Patchy fog between 7pm and 4am. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain and snow showers between 1pm and 4pm, then a slight chance of snow showers after 4pm. Increasing clouds, with a high near 39. West wind 6 to 13 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 27. Northwest wind 10 to 13 mph, with gusts as high as 37 mph.
Monday
Mostly sunny, with a high near 38. West wind around 8 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 31.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 35.
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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:
1:06 pm EST Jan 10, 2026
Forecast Valid:
4pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation