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.

Overcast

65°F

18°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.79 in (1008.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 29 Jul 6:56 am EDT
Extended Forecast for

4 Miles NE Portersville PA

  • Today

    Today: Partly sunny, with a high near 77. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northwest wind 5 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Northwest wind 5 to 9 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 83. Calm wind.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 84.

    High: 84 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 77. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 56. Northwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 80. Northwest wind 5 to 9 mph.
Thursday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 83. Calm wind.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Mostly cloudy, with a high near 84.
Saturday Night
A chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Portersville PA
 40.97°N 80.11°W (Elev. 1198 ft)
Last Update:
6:46 am EDT Jul 29, 2026
Forecast Valid:
7am EDT Jul 29, 2026-6pm EDT Aug 4, 2026
 
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