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

Greene County - Lewis A Jackson Regional Airport (KGDK)

Lat: 39.69°NLon: 83.99°WElev: 949ft.

Fair

77°F

25°C

Humidity 54%
Wind Speed W 8 mph
Barometer 29.86 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 5 Sep 4:55 pm EDT
Extended Forecast for

Jamestown OH

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 54. West wind 9 to 14 mph becoming light northwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Northwest wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 69. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. North wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 54. West wind 9 to 14 mph becoming light northwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 47. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 69. Light west wind becoming northwest 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 43. North wind 3 to 5 mph.
Monday
Sunny, with a high near 72.
Monday Night
Clear, with a low around 46.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown OH
 39.65°N 83.75°W (Elev. 1033 ft)
Last Update:
4:00 pm EDT Sep 5, 2025
Forecast Valid:
5pm EDT Sep 5, 2025-6pm EDT Sep 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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