Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Greene County - Lewis A Jackson Regional Airport (KGDK)

Lat: 39.69°NLon: 83.99°WElev: 949ft.

Mostly Cloudy

70°F

21°C

Humidity 94%
Wind Speed S 15 G 21 mph
Barometer 29.54 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Jun 9:35 pm EDT
Extended Forecast for

3 Miles SSE Alpha OH

Flood Watch June 17, 10:00pm until June 18, 10:00am
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could produce heavy rainfall.  Low around 68. Breezy, with a southwest wind around 23 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Heavy Rain
    and Breezy

  • Thursday

    Thursday: A chance of showers before 8am, then a slight chance of showers after 2pm.  Mostly sunny, with a high near 79. Breezy, with a west wind 17 to 21 mph, with gusts as high as 34 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 79 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 77. West wind 5 to 13 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 81. Chance of precipitation is 50%.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am.  Low around 65. Chance of precipitation is 90%.

    Low: 65 °F

    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could produce heavy rainfall. Low around 68. Breezy, with a southwest wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 79. Breezy, with a west wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm after midnight.
Juneteenth
Sunny, with a high near 77. West wind 5 to 13 mph.
Friday Night
Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm after midnight.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 65. Chance of precipitation is 90%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Alpha OH
 39.64°N 83.87°W (Elev. 988 ft)
9:43 pm EDT Jun 17, 2026
9pm EDT Jun 17, 2026-6pm EDT Jun 24, 2026
 
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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