Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Cleveland Regional Jetport (KRZR)

Lat: 35.21°NLon: 84.8°WElev: 860ft.

Mostly Cloudy

90°F

32°C

Humidity 75%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 11 Aug 2:55 pm EDT
Extended Forecast for

Dayton TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly before 5pm.  Mostly sunny and hot, with a high near 92. Heat index values as high as 105. Southwest wind around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am.  Partly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm.  Mostly sunny and hot, with a high near 91. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Partly cloudy, with a low around 73. Calm wind.  Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 94. Calm wind becoming west around 5 mph.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly before 5pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 105. Southwest wind around 5 mph.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 105. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Calm wind.
Friday
Mostly sunny and hot, with a high near 94. Calm wind becoming west around 5 mph.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Mostly sunny and hot, with a high near 94.
Saturday Night
Partly cloudy, with a low around 75.
Sunday
Mostly sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Dayton TN
 35.49°N 85.01°W (Elev. 699 ft)
2:26 pm EDT Aug 11, 2026
3pm EDT Aug 11, 2026-6pm EDT Aug 17, 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