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

Heavy Rainfall and Flash Flood Threats Shift From Southern Plains to Lower Mississippi Valley; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will shift from the southern Plains into the Lower Mississippi Valley. Elevated to Critical Fire weather threats will linger through the weekend across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

76°F

24°C

Humidity 74%
Wind Speed S 3 mph
Barometer 30.14 in (1019.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 22 Sep 10:53 am EDT
Extended Forecast for

Morristown TN

  • Today

    Today: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 85. Calm wind. Chance of precipitation is 40%.

    Chance
    Showers

    High: 85 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

    Low: 66 °F

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 9am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely and
    Patchy Fog

    High: 77 °F

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 65 °F

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Chance
    Showers

    High: 78 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 66 °F

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 66 °F

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 9am. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    Showers
    Likely

    High: 78 °F

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 85. Calm wind. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 66. Calm wind becoming north around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 9am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 9am. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Morristown TN
 36.21°N 83.3°W (Elev. 1312 ft)
Last Update:
10:24 am EDT Sep 22, 2018
Forecast Valid:
11am EDT Sep 22, 2018-6pm EDT Sep 28, 2018
 
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Chance of Precipitation