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

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Mostly Cloudy

86°F

30°C

Humidity 59%
Wind Speed N 5 mph
Barometer 30.35 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Sep 2:15 pm EDT
Extended Forecast for

3 Miles SSE Watts Bar Dam TN

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind.

    High: 93 °F

    Hot

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind becoming north around 5 mph.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 95. Calm wind becoming northeast around 5 mph.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 69. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind becoming north around 5 mph.
Thursday Night
Partly cloudy, with a low around 71. Calm wind.
Friday
Mostly sunny and hot, with a high near 95. Calm wind becoming northeast around 5 mph.
Friday Night
Partly cloudy, with a low around 70. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.
Sunday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Watts Bar Dam TN
 35.56°N 84.78°W (Elev. 823 ft)
Last Update:
2:26 pm EDT Sep 16, 2026
Forecast Valid:
2pm EDT Sep 16, 2026-6pm EDT Sep 22, 2026
 
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Additional Resources

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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