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

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

92°F

33°C

Humidity 38%
Wind Speed Calm
Barometer 30.07 in (1017.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 10 Sep 1:53 pm EDT
Extended Forecast for

Harrison TN

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 94. Heat index values as high as 97. Southwest wind around 5 mph.

    High: 94 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind becoming south around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 88 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 11pm, then a chance of showers. Low around 71. Calm wind. Chance of precipitation is 80%.

    Low: 71 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 94. Heat index values as high as 97. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 72. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind becoming south around 5 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.
Saturday Night
Showers and thunderstorms before 11pm, then a chance of showers. Low around 71. Calm wind. Chance of precipitation is 80%.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. Calm wind.
Sunday Night
Mostly clear, with a low around 70.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison TN
 35.14°N 85.15°W (Elev. 856 ft)
Last Update:
1:06 pm EDT Sep 10, 2026
Forecast Valid:
2pm EDT Sep 10, 2026-6pm EDT Sep 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