Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

A Few Clouds

92°F

33°C

Humidity 49%
Wind Speed SW 7 mph
Barometer 30.16 in (1020.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 16 Aug 11:53 am EDT
Extended Forecast for

Middle Valley TN

Heat Advisory August 16, 12:17pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 12:17pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly between 3pm and 5pm.  Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 74. Calm wind.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93. Calm wind becoming northwest around 5 mph.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. North wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Calm wind becoming west around 5 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 76. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.
Tuesday
Sunny and hot, with a high near 93. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 71. North wind around 5 mph becoming calm.
Wednesday
Sunny and hot, with a high near 95. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Middle Valley TN
 35.21°N 85.2°W (Elev. 801 ft)
7:06 am EDT Aug 16, 2026
12pm EDT Aug 16, 2026-6pm EDT Aug 22, 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