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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

57°F

14°C

Humidity 81%
Wind Speed SE 3 mph
Barometer 30.08 in (1018.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 13 May 4:53 am EDT
Extended Forecast for

Signal Mountain TN

  • Today

    Today: Sunny, with a high near 77. West wind 5 to 10 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. North wind around 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. North wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. South wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 77. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 51. North wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 70. North wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 47. North wind around 5 mph.
Friday
Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 58. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 83. South wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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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 am EDT May 13, 2026
Forecast Valid:
5am EDT May 13, 2026-6pm EDT May 19, 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