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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Neil Armstrong Airport (KAXV)

Lat: 40.49°NLon: 84.3°WElev: 912ft.

Fair

61°F

16°C

Humidity 83%
Wind Speed SW 7 mph
Barometer 29.75 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 8:15 am EDT
Extended Forecast for

New Knoxville OH

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 78. Southwest wind 6 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms, mainly between 2am and 3am. Low around 66. Windy, with a south wind 23 to 28 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Showers and
    Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Breezy, with a west wind 17 to 21 mph, with gusts as high as 33 mph.

    High: 75 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm in the evening.

    Low: 57 °F

    Decreasing
    Clouds

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. West wind 6 to 14 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

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

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 78. Southwest wind 6 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms, mainly between 2am and 3am. Low around 66. Windy, with a south wind 23 to 28 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Mostly sunny, with a high near 75. Breezy, with a west wind 17 to 21 mph, with gusts as high as 33 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 75. West wind 6 to 14 mph.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Knoxville OH
 40.5°N 84.3°W (Elev. 899 ft)
Last Update:
4:00 am EDT Jun 17, 2026
Forecast Valid:
8am EDT Jun 17, 2026-6pm EDT Jun 23, 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