Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fair

50°F

10°C

Humidity 96%
Wind Speed Calm
Barometer 30.19 in (1022.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 7:56 am EDT
Extended Forecast for

Portersville PA

  • Today

    Today: Increasing clouds, with a high near 69. Southeast wind around 6 mph.

    High: 69 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers and thunderstorms before 5am, then scattered showers.  Low around 61. Southeast wind 5 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Scattered
    Showers then
    Showers

  • Friday

    Friday: Showers and thunderstorms before 2pm, then showers likely.  Temperature rising to near 69 by 11am, then falling to around 57 during the remainder of the day. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F⇓

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 7pm and 2am.  Mostly cloudy, with a low around 37. North wind 11 to 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 49. North wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 3am.  Otherwise, clear, with a low around 32.

    Low: 32 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 8am.  Otherwise, sunny, with a high near 58.

    High: 58 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 69. Southeast wind around 6 mph.
Tonight
Showers and thunderstorms before 5am, then scattered showers. Low around 61. Southeast wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 2pm, then showers likely. Temperature rising to near 69 by 11am, then falling to around 57 during the remainder of the day. Southwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely, mainly between 7pm and 2am. Mostly cloudy, with a low around 37. North wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 49. North wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Widespread frost, mainly after 3am. Otherwise, clear, with a low around 32.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Portersville PA
 40.93°N 80.14°W (Elev. 1296 ft)
7:46 am EDT Oct 15, 2026
8am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database