Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Mostly Cloudy

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 9.00 mi
Last update 26 Jul 8:15 am EDT
Extended Forecast for

2 Miles SE Decatur TN

  • Today

    Today: Partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming north around 5 mph in the afternoon.

    High: 89 °F

    Partly Sunny

  • Tonight

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

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 93. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Partly cloudy, with a low around 72. West wind around 5 mph becoming calm.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 70. Calm wind.
Monday
Partly sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind.
Monday Night
Partly cloudy, with a low around 73. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. West wind around 5 mph becoming calm. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 65.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Decatur TN
 35.49°N 84.76°W (Elev. 955 ft)
7:06 am EDT Jul 26, 2026
8am EDT Jul 26, 2026-6pm EDT Aug 1, 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