Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

A Few Clouds

73°F

23°C

Humidity 81%
Wind Speed Calm
Barometer 30.09 in (1017.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 29 Aug 3:53 am EDT
Extended Forecast for

4 Miles WNW McDonald TN

  • Today

    Today: Sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming east around 5 mph.

    High: 91 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 3pm.  Sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind becoming south around 5 mph.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 93. Calm wind.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Calm wind.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming east around 5 mph.
Tonight
Partly cloudy, with a low around 70. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind becoming south around 5 mph.
Sunday Night
Mostly clear, with a low around 70. Calm wind.
Monday
Sunny and hot, with a high near 93. Calm wind.
Monday Night
Mostly clear, with a low around 72. Calm wind.
Tuesday
Sunny and hot, with a high near 95. Calm wind.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Friday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 96.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW McDonald TN
 35.13°N 85.04°W (Elev. 768 ft)
2:26 am EDT Aug 29, 2026
4am EDT Aug 29, 2026-6pm EDT Sep 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database