Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Fair

81°F

27°C

Humidity 82%
Wind Speed S 3 mph
Barometer 30.07 in (1017.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 14 Aug 1:53 am EDT
Extended Forecast for

3 Miles ENE Lakesite TN

  • Overnight

    Overnight: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 94. Heat index values as high as 107. Calm wind becoming west around 5 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 76. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 94. Heat index values as high as 107. Calm wind becoming west around 5 mph.
Friday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind.
Saturday Night
Partly cloudy, with a low around 77. Calm wind.
Sunday
Sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 77. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 94.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Lakesite TN
 35.22°N 85.09°W (Elev. 682 ft)
1:06 am EDT Aug 14, 2026
2am EDT Aug 14, 2026-6pm EDT Aug 20, 2026
 
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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