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

36°F

2°C

Humidity 57%
Wind Speed Calm
Barometer 30.12 in (1021.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 19 Mar 5:56 am EDT
Extended Forecast for

Butler PA

  • Today

    Today: A slight chance of rain between 2pm and 3pm. Mostly cloudy, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 52 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 61. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Rain and thunderstorms likely before 11pm, then a chance of rain between 11pm and 2am. Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 60. West wind 3 to 6 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before 8am. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain
    then Partly
    Sunny

Detailed Forecast

Today
A slight chance of rain between 2pm and 3pm. Mostly cloudy, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 33. Calm wind.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 61. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain and thunderstorms likely before 11pm, then a chance of rain between 11pm and 2am. Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 60. West wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
A chance of rain after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Sunday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
A chance of rain before 8am. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Butler PA
 40.87°N 79.89°W (Elev. 1198 ft)
Last Update:
5:46 am EDT Mar 19, 2026
Forecast Valid:
6am EDT Mar 19, 2026-6pm EDT Mar 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