Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Cleveland Regional Jetport (KRZR)

Lat: 35.21°NLon: 84.8°WElev: 860ft.

Fair

84°F

29°C

Humidity 84%
Wind Speed W 3 mph
Barometer 30.16 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 15 Aug 9:55 am EDT
Extended Forecast for

4 Miles NNW Graysville TN

Heat Advisory August 15, 10:17am until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 10:17am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

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

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 92. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Hot

  • Sunday Night

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

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm.

    Low: 70 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind becoming northwest around 5 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Today
A slight chance of showers and thunderstorms between noon and 2pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 72. Calm wind.
Sunday
Sunny and hot, with a high near 92. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 72. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 88. Calm wind becoming northwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Sunny and hot, with a high near 90.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Graysville TN
 35.49°N 85.12°W (Elev. 1886 ft)
8:31 am EDT Aug 15, 2026
10am EDT Aug 15, 2026-6pm EDT Aug 21, 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