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

Heavy Rainfall in Southern California and in the Southern Plains; Heavy Snow in the Sierra Nevada Mountains and Rockies

A Pacific storm will bring coastal/lower elevation heavy to excessive rainfall to southern California and the Southern Rockies today, with localized flash flooding possible, especially near recent burn scars. Heavy snow is forecast over parts of the Sierra Nevada Mountains today and over the Northern Rockies on Wednesday. Several inches of snowfall accumulation is possible. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Fair

80°F

27°C

Humidity 31%
Wind Speed N 14 mph
Barometer 30.12 in (1019.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Oct 1:53 pm EDT
Extended Forecast for

Signal Mountain TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Northeast wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. North wind 10 to 15 mph.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Northeast wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northeast wind around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74. East wind around 5 mph becoming south in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 54. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 76. Northeast wind 5 to 10 mph.
Wednesday Night
Clear, with a low around 56. North wind 10 to 15 mph.
Thursday
Sunny, with a high near 74. Northeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 52. Northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 74. East wind around 5 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Sunny, with a high near 76.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 69. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly clear, with a low around 47.
Monday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Signal Mountain TN
 35.14°N 85.32°W (Elev. 1916 ft)
Last Update:
1:31 pm EDT Oct 14, 2025
Forecast Valid:
2pm EDT Oct 14, 2025-6pm EDT Oct 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation