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 >

Hazardous Weather Conditions

Current conditions at

Crossville, Crossville Memorial-Whitson Field Airport (KCSV)

Lat: 35.95°NLon: 85.09°WElev: 1880ft.

Fair

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 17 Aug 7:53 pm CDT
Extended Forecast for

Spring City TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind becoming northwest around 5 mph.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.

    High: 94 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 2am.  Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny and hot, with a high near 91. Calm wind.  Chance of precipitation is 40%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny and hot, with a high near 90.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 71. Calm wind.
Tuesday
Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 71. Calm wind.
Thursday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 91. Calm wind. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny and hot, with a high near 90.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny and hot, with a high near 91.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Spring City TN
 35.68°N 84.86°W (Elev. 764 ft)
8:11 pm EDT Aug 17, 2026
9pm EDT Aug 17, 2026-6pm EDT Aug 24, 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