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.

Overcast

54°F

12°C

Humidity 77%
Wind Speed W 9 G 16 mph
Barometer 29.63 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 6 Jan 4:55 pm EST
Extended Forecast for

5 Miles WNW Port William OH

  • Tonight

    Tonight: Cloudy, with a low around 39. West wind 7 to 14 mph.

    Low: 39 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind around 7 mph.

    High: 50 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. South wind 3 to 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 59. South wind 7 to 14 mph. Chance of precipitation is 20%.

    High: 59 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain. Low around 54. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Rain

  • Friday

    Friday: Rain likely before 1pm, then a chance of rain and thunderstorms between 1pm and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 63. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 40%.

    High: 56 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 39. West wind 7 to 14 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 50. West wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 36. South wind 3 to 6 mph.
Thursday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 59. South wind 7 to 14 mph. Chance of precipitation is 20%.
Thursday Night
Rain. Low around 54. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely before 1pm, then a chance of rain and thunderstorms between 1pm and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 63. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.
Saturday
A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Port William OH
 39.57°N 83.88°W (Elev. 932 ft)
Last Update:
4:00 pm EST Jan 6, 2026
Forecast Valid:
5pm EST Jan 6, 2026-6pm EST Jan 13, 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