National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Partly Cloudy

91°F

33°C

Humidity 38%
Wind Speed NW 5 mph
Barometer 29.99 in (1014.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 22 Aug 2:53 pm EDT
Extended Forecast for

3 Miles WNW Whiteside TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. Northwest wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. North wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Northwest wind around 5 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. North wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 85. North wind around 5 mph becoming calm.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. North wind around 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 87. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 66. North wind around 5 mph.
Sunday
Sunny, with a high near 85. Northwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 63. North wind around 5 mph.
Monday
Sunny, with a high near 85. North wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a low around 64. North wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 85. Calm wind.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 30 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:
3 Miles WNW Whiteside TN
 35.11°N 85.43°W (Elev. 1709 ft)
Last Update:
1:26 pm CDT Aug 22, 2026
Forecast Valid:
2pm CDT Aug 22, 2026-6pm CDT Aug 28, 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