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

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Mostly Cloudy

49°F

9°C

Humidity 77%
Wind Speed NW 13 mph
Barometer 29.86 in (1011.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 May 8:56 pm EDT
Extended Forecast for

Herman PA

  • Tonight

    Tonight: A slight chance of showers after midnight. Mostly cloudy, with a low around 41. West wind 5 to 8 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 54. Northwest wind 9 to 14 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 7 to 9 mph.

    Low: 41 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 69. Northwest wind 5 to 7 mph.

    High: 69 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Calm wind becoming south around 5 mph after midnight.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers after midnight. Mostly cloudy, with a low around 41. West wind 5 to 8 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 54. Northwest wind 9 to 14 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Northwest wind 7 to 9 mph.
Friday
Increasing clouds, with a high near 69. Northwest wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 48. Calm wind becoming south around 5 mph after midnight.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 65.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Herman PA
 40.84°N 79.81°W (Elev. 1293 ft)
Last Update:
7:26 pm EDT May 13, 2026
Forecast Valid:
9pm EDT May 13, 2026-6pm EDT May 20, 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