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

Hazardous Weather Conditions

Current conditions at

Port Meadville Airport (KGKJ)

Lat: 41.63°NLon: 80.21°WElev: 1401ft.

Partly Cloudy

43°F

6°C

Humidity 93%
Wind Speed Calm
Barometer 30.14 in (1021.0 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 16 Oct 12:53 am EDT
Extended Forecast for

Harmonsburg PA

Frost Advisory until October 16, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until October 16, 09:00am

    NOW until 9:00am Thu

    Frost Advisory

  • Overnight

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 58. North wind 5 to 10 mph.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 9am. Otherwise, mostly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Patchy Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 46. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 20%.

    High: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 68. Breezy. Chance of precipitation is 90%.

    High: 68 °F

    Showers and
    Breezy

Detailed Forecast

Overnight
Clear, with a low around 37. Light north wind.
Thursday
Sunny, with a high near 58. North wind 5 to 10 mph.
Thursday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Calm wind.
Friday
Patchy frost before 9am. Otherwise, mostly sunny, with a high near 60. Light and variable wind.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 20%.
Saturday Night
Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 68. Breezy. Chance of precipitation is 90%.
Sunday Night
Showers. Low around 44. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Monday Night
A chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 40%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harmonsburg PA
 41.65°N 80.27°W (Elev. 1299 ft)
Last Update:
1:16 am EDT Oct 16, 2025
Forecast Valid:
1am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
 
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