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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Overcast

61°F

16°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 10 Jan 1:53 am EST
Extended Forecast for

Signal Mountain TN

Flood Watch January 10, 02:01am until January 10, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch January 10, 02:01am until January 10, 07:00pm

    NOW until 7:00pm Sat

    Flood Watch

  • Overnight

    Low: 57 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 4pm, then a chance of showers. High near 60. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Showers

  • Saturday Night

    Saturday Night: Cloudy during the early evening, then gradual clearing, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 39. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46. Calm wind.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Overnight
Showers, with thunderstorms also possible after 4am. Low around 57. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms before 4pm, then a chance of showers. High near 60. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Cloudy during the early evening, then gradual clearing, with a low around 35. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 39. Northwest wind around 10 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 46. Calm wind.
Monday Night
Mostly clear, with a low around 30. Calm wind.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 49.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 30.
Thursday
A slight chance of freezing rain. Partly sunny, with a high near 37. Chance of precipitation is 10%.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Signal Mountain TN
 35.12°N 85.35°W (Elev. 1683 ft)
Last Update:
12:56 am EST Jan 10, 2026
Forecast Valid:
2am EST Jan 10, 2026-6pm EST Jan 16, 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