National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

Morristown Moore-Murrell Airport (KMOR)

Lat: 36.18°NLon: 83.38°WElev: 1313ft.

Mostly Cloudy

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Last update 13 Aug 2:35 am EDT
Extended Forecast for

Morristown TN

Flood Watch August 13, 02:48am until August 13, 08:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 13, 02:48am until August 13, 08:00am

    NOW until 8:00am Thu

    Flood Watch

  • Overnight

    Low: 71 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 88. Heat index values as high as 95. West wind around 5 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

Detailed Forecast

Overnight
A 20 percent chance of showers before 5am. Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Thursday
A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 88. Heat index values as high as 95. West wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 73. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73. Calm wind.
Sunday
Mostly sunny and hot, with a high near 92.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Morristown TN
 36.21°N 83.3°W (Elev. 1312 ft)
Last Update:
2:26 am EDT Aug 13, 2026
Forecast Valid:
2am EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation