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

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Overcast

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.12 in (1019.3 mb)
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 4 Oct 1:53 pm EDT
Extended Forecast for

Signal Mountain TN

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Cloudy, with a high near 75. Calm wind.

    High: 75 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog between 10pm and 11pm. Otherwise, cloudy, with a low around 61. Calm wind becoming north around 5 mph after midnight.

    Low: 61 °F

    Chance
    T-storms and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Calm wind becoming south around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Cloudy, with a high near 75. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog between 10pm and 11pm. Otherwise, cloudy, with a low around 61. Calm wind becoming north around 5 mph after midnight.
Monday
Mostly sunny, with a high near 77. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 56. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 78. Northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. Calm wind becoming south around 5 mph.
Wednesday
Sunny, with a high near 80. Calm wind.
Wednesday Night
Clear, with a low around 56.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Signal Mountain TN
 35.15°N 85.35°W (Elev. 1709 ft)
Last Update:
2:26 pm EDT Oct 4, 2026
Forecast Valid:
2pm EDT Oct 4, 2026-6pm EDT Oct 10, 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