Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 19 Aug 4:35 am EDT
Extended Forecast for

4 Miles NNE Reliance TN

  • Today

    Today: Patchy fog before 9am.  Otherwise, sunny and hot, with a high near 93. Calm wind becoming northwest around 5 mph.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm.  Mostly sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 40%.

    High: 93 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 8pm.  Increasing clouds, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph.  Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny and hot, with a high near 93. Calm wind becoming northwest around 5 mph.
Tonight
Partly cloudy, with a low around 69. Calm wind.
Thursday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 8pm. Increasing clouds, with a low around 68. Calm wind.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Saturday
Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Partly cloudy, with a low around 64.
Monday
A 20 percent chance of showers. Mostly sunny and hot, with a high near 90.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Reliance TN
 35.23°N 84.54°W (Elev. 810 ft)
2:26 am EDT Aug 19, 2026
4am EDT Aug 19, 2026-6pm EDT Aug 25, 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