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

Heavy Rainfall for Portions of the West and Southern Plains; Dangerous Heat for the Northwest

Monsoonal flow coinciding with a frontal boundary will focus more showers and thunderstorms across the central Great Basin, central Rockies, Southwest into the Southern Plains. Heavy rainfall may bring about instances of flash flooding. Meanwhile, record setting heat continues for the Pacific Northwest through Monday. Heat combining with dry conditions could allow for any fires to quickly spread. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

87°F

31°C

Humidity 46%
Wind Speed NW 12 mph
Barometer 29.92 in (1012.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 24 Aug 4:53 pm EDT
Extended Forecast for

Lookout Mountain TN

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Northwest wind around 5 mph.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Increasing clouds, with a high near 79. Northwest wind around 5 mph.

    High: 79 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. North wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. North wind around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Northeast wind around 5 mph.

    High: 77 °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: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Northwest wind around 5 mph.
Monday
Increasing clouds, with a high near 79. Northwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 61. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 76. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 56. North wind around 5 mph.
Wednesday
Sunny, with a high near 77. Northeast wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 56. North wind around 5 mph.
Thursday
Partly sunny, with a high near 79.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Friday Night
A slight chance of thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 10%.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lookout Mountain TN
 35.01°N 85.36°W (Elev. 1175 ft)
Last Update:
1:42 pm EDT Aug 24, 2025
Forecast Valid:
5pm EDT Aug 24, 2025-6pm EDT Aug 31, 2025
 
Forecast Discussion
 
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Additional Resources

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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