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.

Fair

36°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.35 in (1028.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Oct 4:56 am EDT
Extended Forecast for

Karns City PA

  • Today

    Today: Sunny, with a high near 68. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Patchy frost after 4am. Otherwise, clear, with a low around 33. Northeast wind 3 to 5 mph.

    Low: 33 °F

    Clear then
    Patchy Frost

  • Wednesday

    Wednesday: Areas of frost before 9am. Otherwise, sunny, with a high near 66. Calm wind.

    High: 66 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy frost after 4am. Otherwise, clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Thursday

    Thursday: Patchy frost before 9am. Otherwise, sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 66 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 68. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Patchy frost after 4am. Otherwise, clear, with a low around 33. Northeast wind 3 to 5 mph.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 66. Calm wind.
Wednesday Night
Patchy frost after 4am. Otherwise, clear, with a low around 34. Calm wind.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 61.
Friday Night
Clear, with a low around 33.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Karns City PA
 40.99°N 79.76°W (Elev. 1388 ft)
Last Update:
2:21 am EDT Oct 20, 2026
Forecast Valid:
5am EDT Oct 20, 2026-6pm EDT Oct 26, 2026
 
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