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

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

A Few Clouds

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 12 Jul 10:55 am EDT
Extended Forecast for

5 Miles SE Decatur TN

Flood Watch July 12, 11:13am until July 13, 02:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 12, 11:13am until July 13, 02:00am

    NOW until 2:00am Mon

    Flood Watch

  • Today

    High: 83 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 5am, then a slight chance of showers. Low around 68. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms, mainly after 2pm. High near 81. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Today
Showers and thunderstorms. High near 83. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 5am, then a slight chance of showers. Low around 68. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms, mainly after 2pm. High near 81. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Decatur TN
 35.47°N 84.71°W (Elev. 801 ft)
Last Update:
7:06 am EDT Jul 12, 2026
Forecast Valid:
11am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation