Areas of Extreme Heat and Fire Weather in the West; Refreshingly Cooler Further East

Extreme heat will continue across the Pacific Northwest into midweek before finally waning. Hot temperatures, low relative humidity, gusty winds, and isolated dry thunderstorms will bring critical fire weather into Tuesday. A refreshingly cool air mass has settled into much of the eastern two-thirds of the Rockies through the week. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

75°F

24°C

Humidity 45%
Wind Speed NE 8 mph
Barometer 30.10 in (1018.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 25 Aug 11:53 am EDT
Extended Forecast for

Signal Mountain TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. North wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. North wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. North wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northeast wind around 5 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm.  Partly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 8pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Mostly sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 59. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 74. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 54. North wind around 5 mph.
Wednesday
Sunny, with a high near 75. Northeast wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 56. North wind around 5 mph.
Thursday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 75. Calm wind.
Thursday Night
A 30 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 56.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Saturday Night
A 10 percent chance of showers. Partly cloudy, with a low around 61.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Signal Mountain TN
 35.13°N 85.38°W (Elev. 1699 ft)
7:07 am EDT Aug 25, 2025
12pm EDT Aug 25, 2025-6pm EDT Aug 31, 2025
 
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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