Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Fair

80°F

27°C

Humidity 64%
Wind Speed Calm
Barometer 30.01 in (1015.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 Aug 9:53 pm EDT
Extended Forecast for

2 Miles WSW Apison TN

  • Tonight

    Tonight: Mostly clear, with a low around 67. North wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am.  Otherwise, sunny and hot, with a high near 92. Calm wind becoming north around 5 mph.

    High: 92 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 70. Calm wind.

    Low: 70 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms, mainly between 11am and 2pm.  Mostly sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming north around 5 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm.  Chance of precipitation is 30%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am.  Mostly sunny and hot, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 67. North wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog between 7am and 8am. Otherwise, sunny and hot, with a high near 92. Calm wind becoming north around 5 mph.
Wednesday Night
Increasing clouds, with a low around 70. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind becoming north around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny and hot, with a high near 90.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
Mostly clear, with a low around 66.
Monday
Mostly sunny and hot, with a high near 90.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A 20 percent chance of showers. Mostly sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Apison TN
 34.99°N 85.06°W (Elev. 984 ft)
7:06 pm EDT Aug 18, 2026
10pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database