Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Overcast

76°F

24°C

Humidity 85%
Wind Speed N 7 mph
Barometer 29.95 in (1013.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 4 Aug 12:53 am EDT
Extended Forecast for

Lakesite TN

  • Overnight

    Overnight: Partly cloudy, with a low around 71. North wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 88. Heat index values as high as 95. North wind around 5 mph becoming calm.

    High: 88 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am.  Mostly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 11am.  Partly sunny, with a high near 87. Heat index values as high as 96. Calm wind becoming south around 5 mph.  Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm.  Partly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am.  Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 72. Calm wind.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday 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%.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. North wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 95. North wind around 5 mph becoming calm.
Tuesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Wednesday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 87. Heat index values as high as 96. Calm wind becoming south around 5 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89.
Friday 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%.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 8am. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Lakesite TN
 35.2°N 85.12°W (Elev. 682 ft)
1:06 am EDT Aug 4, 2026
1am EDT Aug 4, 2026-6pm EDT Aug 10, 2026
 
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Additional Resources

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Hourly Weather Forecast

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