Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

A Few Clouds

91°F

33°C

Humidity 42%
Wind Speed Vrbl 7 mph
Barometer 29.95 in (1013.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 22 Aug 4:53 pm EDT
Extended Forecast for

Lookout Mountain TN

  • Tonight

    Tonight: Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 65. North wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. North wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms.  Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

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

    Low: 68 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 65. North wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 88. Calm wind.
Monday Night
Partly cloudy, with a low around 67. North wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88. Calm wind.
Tuesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 68. Calm wind. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Thursday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Lookout Mountain TN
 35.01°N 85.36°W (Elev. 1175 ft)
2:26 pm EDT Aug 22, 2026
5pm EDT Aug 22, 2026-6pm EDT Aug 29, 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