Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Partly Cloudy

88°F

31°C

Humidity 70%
Wind Speed NW 9 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 26 Jul 12:55 pm CDT
Extended Forecast for

2 Miles ENE Lynchburg TN

Heat Advisory July 27, 10:00am until July 28, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Heat index values as high as 100. North northwest wind around 5 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am.  Increasing clouds, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 3pm.  Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °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 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Heat index values as high as 100. North northwest wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 72. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph.
Monday Night
Mostly clear, with a low around 74. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 66.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 69.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Lynchburg TN
 35.29°N 86.33°W (Elev. 1099 ft)
12:50 pm CDT Jul 26, 2026
1pm CDT Jul 26, 2026-6pm CDT 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