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

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Mostly Cloudy

37°F

3°C

Humidity NA
Wind Speed W 5 mph
Barometer 29.99 in (1017.0 mb)
Dewpoint N/A
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 1 May 10:56 pm EDT
Extended Forecast for

Butler PA

Freeze Warning May 2, 12:00am until May 2, 08:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Patchy fog after 2am. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 30. Light northwest wind.

    Low: 30 °F

    Frost and
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers after noon. Areas of fog before 9am. Widespread frost before 7am. Otherwise, partly sunny, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 53 °F

    Frost and
    Areas Fog
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Patchy fog after 3am. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Patchy Frost
    then Frost
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Light west wind increasing to 5 to 10 mph in the morning.

    High: 59 °F

    Areas Frost
    and Patchy
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 30. Light northwest wind.
Saturday
A slight chance of showers after noon. Areas of fog before 9am. Widespread frost before 7am. Otherwise, partly sunny, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Patchy fog after 3am. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Light west wind increasing to 5 to 10 mph in the morning.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 42. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 50%.
Tuesday Night
Showers. Low around 51. Chance of precipitation is 80%.
Wednesday
Showers. High near 64. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 40%.
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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:
8:46 pm EDT May 1, 2026
Forecast Valid:
11pm EDT May 1, 2026-6pm EDT May 8, 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