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.

Partly Cloudy

37°F

3°C

Humidity 75%
Wind Speed SE 5 mph
Barometer 30.14 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Nov 1:15 pm EST
Extended Forecast for

Saint Clair PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. Calm wind.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Calm wind becoming southwest around 5 mph.

    High: 54 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely

  • Saturday

    Saturday: A slight chance of rain before 1pm. Partly sunny, with a high near 50. North wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Friday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Calm wind becoming southwest around 5 mph.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of rain before 1pm. Partly sunny, with a high near 50. North wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A chance of showers. Cloudy, with a high near 52. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Wednesday
Mostly cloudy, with a high near 61.
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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 pm EST Nov 20, 2025
Forecast Valid:
1pm EST Nov 20, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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