National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

71°F

22°C

Humidity 71%
Wind Speed SW 12 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 May 9:53 am EDT
Extended Forecast for

Fayette City PA

  • Today

    Today: A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind around 7 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. Southwest wind 6 to 9 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. South wind around 6 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind around 7 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 62. Calm wind.
Monday
Sunny and hot, with a high near 90. Southwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 67. South wind around 6 mph.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fayette City PA
 40.11°N 79.83°W (Elev. 899 ft)
Last Update:
8:21 am EDT May 17, 2026
Forecast Valid:
10am EDT May 17, 2026-6pm EDT May 23, 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