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

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Mostly Cloudy

81°F

27°C

Humidity 84%
Wind Speed SE 6 mph
Barometer 30.02 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 17 Aug 8:35 pm CDT
Extended Forecast for

2 Miles ENE Lynchburg TN

  • Tonight

    Tonight: Partly cloudy, with a low around 70. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind becoming north northwest around 5 mph in the morning.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. North wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind becoming north around 5 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly between 10am and 1pm.  Partly sunny, with a high near 90.

    High: 90 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88. Calm wind becoming north northwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 66. North wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 93. Calm wind becoming north around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly between 10am and 1pm. Partly sunny, with a high near 90.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 68.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Lynchburg TN
 35.29°N 86.33°W (Elev. 1099 ft)
7:50 pm CDT Aug 17, 2026
8pm CDT Aug 17, 2026-6pm CDT 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