National Weather Service United States Department of Commerce

Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Morristown, TN

Weather Forecast Office

NWS Morristown

Weather.gov > Morristown, TN
Click a location below for detailed forecast.

Last Map Update: Sun, Aug 16, 2026 at 1:04:47 pm EDT

 

Heat Index Values Today
Severe Weather Outlook Tomorrow
Today
Tonight
Tomorrow
Smoky Mtn Observations
Make sure to practice heat safety! Drink plenty of fluids, avoid outdoor activities during the hottest part of the day, stay in air conditioning, and don't forget your pets and check in on relatives and neighbors!
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An arriving cold front tomorrow may bring strong to severe thunderstorms to the region during the afternoon and evening. Damaging winds are the primary threat.
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Very hot conditions will continue through Monday, with heat index values in many locations exceeding 105 during the afternoons. Cold front on Monday, may bring the chance of strong to severe thunderstorms.
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Very hot conditions will continue through Monday, with heat index values in many locations exceeding 105 during the afternoons. Cold front on Monday, may bring the chance of strong to severe thunderstorms.
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Very hot conditions will continue through Monday, with heat index values in many locations exceeding 105 during the afternoons. Cold front on Monday, may bring the chance of strong to severe thunderstorms.
Read More...
Each observation point is apart of our COOP program (Cooperative Observer Program). Each site has a 24 hour observation period that ends and begins at 8 am local time. Each site records temperature, precipitation, and snowfall data. More information about the COOP program can be found here www.nws.noaa.gov/om/coop/ Data began being collected at: Cades Cover on 01/01/1999 || Mount LeConte on 07/01/1987 || Newfound Gap on 01/01/1991 || Sugarlands Visitor Center on 12/01/1921
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 Current Weather Observations...
Location Time
(EDT)		 Weather Vsby.
(SM)		 Temp.
(ºF)		 Dewpt.
(ºF)		 Hum.
(%)		 Wind
(mph)		Wind Chill / Heat Index
(ºF)		Pres.
(in)
Abingdon VA12:55Mostly Cloudy10827578SW 9-30.19
Andrews-Murphy NC12:35Partly Cloudy10867059CALM-30.20
Chattanooga TN12:53Clear10946842WNW 1099 [HI]30.14
Crossville TN12:53Clear10876751WNW 9-30.22
Dalton GA12:55Partly Cloudy10907662NNW 3102 [HI]30.15
Knoxville TN (McGhee-Tyson)12:53Mostly Clear10907153VRB 796 [HI]30.14
Middlesboro KY12:35Mostly Cloudy10917253WNW 699 [HI]30.16
Monroe Cnty TN12:35Clear10897766CALM102 [HI]30.15
Morristown TN12:55Haze6877874WSW 6100 [HI]30.16
Oak Ridge TN12:53Clear10937250CALM101 [HI]30.15
Tazewell Cnty VA12:35Overcast10787078CALM-30.24
Tri-Cities TN12:53Partly Cloudy10887361WSW 796 [HI]30.17
Wise VA12:55Mostly Cloudy10826965NNW 3-30.23
Greeneville, TN12:3510867570CALM95 [HI]30.18

Local Weather History For August 16th...
In 2012 storms hit area with $15,000 in wind damage during the overnight hours.

 

 

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