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Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Thunderstorm in Vicinity

95°F

35°C

Humidity 40%
Wind Speed NW 9 mph
Barometer 29.82 in (1008.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 6 Sep 5:53 pm EDT
Extended Forecast for

Fairmount TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 68. Northeast wind around 5 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Labor Day

    Labor Day: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 84 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84. Southeast wind around 5 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. South wind around 5 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Calm wind becoming south around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 86.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 68. Northeast wind around 5 mph, with gusts as high as 20 mph.
Labor Day
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Southeast wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Southeast wind around 5 mph.
Tuesday
Sunny, with a high near 84. Southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 67. South wind around 5 mph.
Wednesday
Sunny, with a high near 86. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 68. Calm wind becoming south around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 50%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairmount TN
 35.19°N 85.31°W (Elev. 1837 ft)
Last Update:
2:26 pm EDT Sep 6, 2026
Forecast Valid:
6pm EDT Sep 6, 2026-6pm EDT Sep 13, 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