Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Overcast

79°F

26°C

Humidity 79%
Wind Speed Vrbl 7 G 15 mph
Barometer 30.12 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 Jun 11:35 am EDT
Extended Forecast for

4 Miles NNE Watts Bar Dam TN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. Southwest wind around 5 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms after 3am.  Partly cloudy, with a low around 70. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm.  Patchy fog before 9am. High near 83. Southwest wind around 5 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers and
    Patchy Fog
    then T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Southwest wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Juneteenth
Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Patchy fog before 9am. High near 83. Southwest wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 89. Calm wind.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
Sunny and hot, with a high near 92. Calm wind.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny and hot, with a high near 93.
Sunday Night
Mostly clear, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 94.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Watts Bar Dam TN
 35.65°N 84.78°W (Elev. 741 ft)
11:43 am EDT Jun 18, 2025
12pm EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
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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