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 and Windy

38°F

3°C

Humidity 48%
Wind Speed W 28 G 38 mph
Barometer 29.87 in (1012.6 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 14 Mar 2:56 am EDT
Extended Forecast for

3 Miles ENE Portersville PA

  • Overnight

    Overnight: Partly cloudy, with a low around 28. West wind around 16 mph, with gusts as high as 31 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 46 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A slight chance of snow between midnight and 3am. Increasing clouds, with a low around 33. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 66. Southeast wind 11 to 15 mph, with gusts as high as 31 mph.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain after 2am. Mostly cloudy, with a low around 48. Southeast wind around 16 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain before 5pm, then snow, possibly mixed with rain. High near 66. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain then
    Rain/Snow

  • Monday Night

    Monday Night: Snow, mainly before 8pm. Low around 18. Chance of precipitation is 80%.

    Low: 18 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. West wind around 16 mph, with gusts as high as 31 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 7 to 11 mph, with gusts as high as 24 mph.
Saturday Night
A slight chance of snow between midnight and 3am. Increasing clouds, with a low around 33. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 66. Southeast wind 11 to 15 mph, with gusts as high as 31 mph.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 48. Southeast wind around 16 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Monday
Rain before 5pm, then snow, possibly mixed with rain. High near 66. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Snow, mainly before 8pm. Low around 18. Chance of precipitation is 80%.
Tuesday
Mostly cloudy, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Portersville PA
 40.95°N 80.08°W (Elev. 1198 ft)
Last Update:
2:11 am EDT Mar 14, 2026
Forecast Valid:
3am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation