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

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

A Few Clouds

34°F

1°C

Humidity 64%
Wind Speed Calm
Barometer 30.44 in (1031.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 29 Nov 8:53 am EST
Extended Forecast for

Signal Mountain TN

  • Today

    Today: Increasing clouds, with a high near 46. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 39. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. South wind 5 to 10 mph becoming northwest in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. North wind around 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 45. Northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 45 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers. Low around 39. South wind around 5 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Showers

  • Tuesday

    Tuesday: Showers, mainly before 1pm. High near 44. South wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 44 °F

    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 46. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 39. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. South wind 5 to 10 mph becoming northwest in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Partly cloudy, with a low around 27. North wind around 10 mph.
Monday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 45. Northeast wind 5 to 10 mph becoming east in the afternoon.
Monday Night
Showers. Low around 39. South wind around 5 mph. Chance of precipitation is 90%.
Tuesday
Showers, mainly before 1pm. High near 44. South wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 33.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Signal Mountain TN
 35.13°N 85.38°W (Elev. 1699 ft)
Last Update:
6:06 am EST Nov 29, 2025
Forecast Valid:
9am EST Nov 29, 2025-6pm EST Dec 5, 2025
 
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