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

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Fair

75°F

24°C

Humidity 88%
Wind Speed Calm
Barometer 30.11 in (1018.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 2 Sep 6:53 am EDT
Extended Forecast for

3 Miles W Signal Mountain TN

Heat Advisory September 2, 12:00pm until September 2, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.

    High: 95 °F

    Hot

  • Tonight

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

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Hot

  • Friday Night

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

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93. Calm wind becoming north around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 91.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.
Tonight
Mostly clear, with a low around 74. Calm wind.
Thursday
Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 94. Calm wind.
Friday Night
Mostly clear, with a low around 72. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93. Calm wind becoming north around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 91.
Sunday Night
Mostly clear, with a low around 70.
Labor Day
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Signal Mountain TN
 35.13°N 85.4°W (Elev. 1539 ft)
Last Update:
6:06 am CDT Sep 2, 2026
Forecast Valid:
6am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation