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.

Mostly Cloudy

29°F

-2°C

Humidity 51%
Wind Speed N 9 mph
Barometer 30.35 in (1028.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 23 Feb 10:53 pm EST
Extended Forecast for

Signal Mountain TN

  • Tonight

    Tonight: Mostly clear, with a low around 22. North wind around 5 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. Southwest wind around 10 mph, with gusts as high as 25 mph.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 60. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 60 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 41. West wind 5 to 10 mph.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 22. North wind around 5 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 47. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday
Mostly cloudy, with a high near 54. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Showers likely, mainly after 1am. Cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 60. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 41. West wind 5 to 10 mph.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 45.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 65.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 64.
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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:
6:06 pm EST Feb 23, 2026
Forecast Valid:
11pm EST Feb 23, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation