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Hazardous Weather Conditions

Current conditions at

Schuylkill County/Joe Zerbey Airport (KZER)

Lat: 40.71°NLon: 76.37°WElev: 1730ft.

Fair

75°F

24°C

Humidity 61%
Wind Speed W 3 mph
Barometer 30.17 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 May 8:55 am EDT
Extended Forecast for

Saint Clair PA

  • Today

    Today: Mostly sunny and hot, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 92 °F

    Hot

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 88. West wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm. Low around 50. North wind 3 to 5 mph. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67. North wind 3 to 5 mph.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers. Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Showers

  • Saturday

    Saturday: Showers. High near 60. Chance of precipitation is 80%.

    High: 60 °F

    Showers

Detailed Forecast

Today
Mostly sunny and hot, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 68. Calm wind.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 88. West wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 8pm. Low around 50. North wind 3 to 5 mph. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 67. North wind 3 to 5 mph.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
Friday Night
Showers. Low around 46. Chance of precipitation is 90%.
Saturday
Showers. High near 60. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 51. Chance of precipitation is 80%.
Sunday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Memorial Day
Mostly cloudy, with a high near 73.
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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:
8:06 am EDT May 19, 2026
Forecast Valid:
9am EDT May 19, 2026-6pm EDT May 25, 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