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

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18°NLon: 83.38°WElev: 1313ft.

A Few Clouds

81°F

27°C

Humidity 74%
Wind Speed W 5 mph
Barometer 30.07 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Heat Index85°F (29°C)
Last update 19 Aug 11:20 am EDT
Extended Forecast for

3 Miles NNE Morristown TN

  • Today

    Today: Sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Hot

  • Tonight

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

    Low: 70 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm.  Cloudy, then gradual clearing during the afternoon, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 69. North wind around 5 mph becoming calm.  Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 8am.  Partly sunny, with a high near 87. Calm wind.  Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 90. Calm wind.
Tonight
Increasing clouds, with a low around 70. Calm wind.
Thursday
Showers and thunderstorms likely, mainly before 4pm. Cloudy, then gradual clearing during the afternoon, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. North wind around 5 mph becoming calm. Chance of precipitation is 50%.
Friday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 87. Calm wind. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Calm wind.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Morristown TN
 36.25°N 83.27°W (Elev. 1152 ft)
7:06 am EDT Aug 19, 2026
11am EDT Aug 19, 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