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

Venango Regional Airport (KFKL)

Lat: 41.38°NLon: 79.86°WElev: 1540ft.

A Few Clouds

75°F

24°C

Humidity 69%
Wind Speed NW 5 mph
Barometer 29.99 in (1014.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 6:56 pm EDT
Extended Forecast for

Knox PA

  • Tonight

    Tonight: A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 75. Light northeast wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Widespread dense fog, mainly between 1am and 5am. Otherwise, mostly clear, with a low around 54. Light northeast wind.

    Low: 54 °F

    Mostly Clear
    then Dense
    Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 79. Southeast wind 3 to 5 mph.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Light southeast wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Slight Chance
    T-storms then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers after 8am. Partly sunny, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms likely, mainly before 4pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 75. Light northeast wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Widespread dense fog, mainly between 1am and 5am. Otherwise, mostly clear, with a low around 54. Light northeast wind.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 79. Southeast wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 58. Light southeast wind.
Saturday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 58. Chance of precipitation is 80%.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Knox PA
 41.24°N 79.54°W (Elev. 1460 ft)
Last Update:
7:01 pm EDT Aug 19, 2026
Forecast Valid:
7pm EDT Aug 19, 2026-6pm EDT Aug 26, 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