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

56°F

13°C

Humidity 46%
Wind Speed S 5 mph
Barometer 29.86 in (1011.9 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 21 Mar 7:56 pm EDT
Extended Forecast for

2 Miles NE Portersville PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 73. Southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Slight Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 33. North wind around 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Showers then
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 8am. Mostly cloudy, with a high near 45. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph in the evening.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 73. Southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 33. North wind around 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
A chance of snow showers before 8am. Mostly cloudy, with a high near 45. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Thursday
A chance of rain before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Portersville PA
 40.95°N 80.11°W (Elev. 1198 ft)
Last Update:
7:31 pm EDT Mar 21, 2026
Forecast Valid:
8pm EDT Mar 21, 2026-6pm EDT Mar 28, 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