Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Last update 18 Aug 2:15 am EDT
Extended Forecast for

Etowah TN

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 89 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 2pm.  Mostly sunny and hot, with a high near 93. Calm wind becoming west around 5 mph.

    High: 93 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Partly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Tuesday
Areas of fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 67. Calm wind.
Wednesday
Mostly sunny and hot, with a high near 92. Calm wind.
Wednesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 70. Calm wind.
Thursday
A 20 percent chance of showers before 2pm. Mostly sunny and hot, with a high near 93. Calm wind becoming west around 5 mph.
Thursday Night
A slight chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A slight chance of showers between 8am and 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Etowah TN
 35.34°N 84.53°W (Elev. 899 ft)
2:26 am EDT Aug 18, 2026
2am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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