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

Port Meadville Airport (KGKJ)

Lat: 41.63°NLon: 80.21°WElev: 1401ft.

Overcast

72°F

22°C

Humidity 79%
Wind Speed NW 7 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 12:53 pm EDT
Extended Forecast for

Harmonsburg PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Partly sunny, with a high near 77. West wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers, mainly after 3am. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 76. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. East wind 3 to 5 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Partly sunny, with a high near 77. West wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 76. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 55. Light and variable wind.
Friday
Sunny, with a high near 79. East wind 3 to 5 mph.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Sunday
Showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harmonsburg PA
 41.65°N 80.27°W (Elev. 1299 ft)
Last Update:
12:26 pm EDT Aug 19, 2026
Forecast Valid:
1pm EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation