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

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 May 1:55 am EDT
Extended Forecast for

Saint Clair PA

  • Overnight

    Overnight: A slight chance of showers after 3am. Patchy fog after 4am. Otherwise, cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Areas Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 3 to 5 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Calm wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers after 3am. Patchy fog after 4am. Otherwise, cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Wednesday
Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 74. Calm wind becoming north 5 to 8 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair PA
 40.71°N 76.18°W (Elev. 699 ft)
Last Update:
2:01 am EDT May 27, 2026
Forecast Valid:
2am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
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