Morristown, TN

Weather Forecast Office

NWS Morristown

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Last Map Update: Tue, Sep 15, 2026 at 5:55:01 pm EDT

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National Weather Service Atlanta/Peachtree City, GA

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Heat Advisory

Hazardous Weather Outlook

Late Summer Heat Persists

2026 Heat Records

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Smoky Mtn Observations

5-Day Outlook. Relentless Heat continues.

2026 has proven to be a significant year for heat, especially with 90-degree temperatures continuing through much of September.

Abnormally warm temperatures can be expected through the week as a large high pressure ridge will remain stationary over the region. A few isolated to scattered showers may be possible in the mountains in the second half of the week, but most areas will stay dry.

Abnormally warm temperatures can be expected through the week as a large high pressure ridge will remain stationary over the region. A few isolated to scattered showers may be possible in the mountains in the second half of the week, but most areas will stay dry.

Abnormally warm temperatures can be expected through the week as a large high pressure ridge will remain stationary over the region. A few isolated to scattered showers may be possible in the mountains in the second half of the week, but most areas will stay dry.

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

Current Weather Observations...

Location	Time (EDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Abingdon VA	17:35	Clear	10	82	66	58	WNW 3	-	30.29
Andrews-Murphy NC	17:15	Overcast	10	84	68	57	S 3	-	30.27
Chattanooga TN	16:53	Partly Cloudy	10	96	63	33	SE 7	98 [HI]	30.17
Crossville TN	16:53	Clear	10				VRB 5	-	30.26
Dalton GA	17:35	Clear	10	91	71	52	SE 14	98 [HI]	30.20
Knoxville TN (McGhee-Tyson)	16:53	Partly Cloudy	7	94	63	36	NW 3	95 [HI]	30.19
Middlesboro KY	17:15	Mostly Cloudy	10	91	71	51	CALM	98 [HI]	30.23
Monroe Cnty TN	17:15	Mostly Cloudy	10	91	66	43	CALM	94 [HI]	30.19
Morristown TN	17:15	Clear	10	89	68	49	NW 7	93 [HI]	30.22
Oak Ridge TN	16:53	Clear	10	93	67	42	VRB 5	97 [HI]	30.22
Tazewell Cnty VA	17:35	Clear	10	80	64	57	CALM	-	30.34
Tri-Cities TN	16:53	Partly Cloudy	10	91	64	40	N 7	93 [HI]	30.25
Wise VA	17:35	Partly Cloudy	10	77	68	73	SE 6	-	30.33
Greeneville, TN	17:15	Partly Cloudy	10	87	64	45	CALM	-	30.24

Local Weather History For September 15th...

In 1989, storms soaked the area. 3.3" of rain fell at Knoxville in a 24-hour period.


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