Morristown, TN

Weather Forecast Office

NWS Morristown

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Last Map Update: Thu, Sep 3, 2026 at 5:24:42 am EDT

Watches, Warnings & Advisories

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

Heat Advisory

Air Quality Alert

Hazardous Weather Outlook

Heat Advisory Thursday

Heat Wave This Week

Today

Tonight

Tomorrow

Strong Storms

A Heat Advisory covers most of the Tennessee Valley for Thursday afternoon and evening. Drink plenty of water and limit outdoor activity or take breaks if possible.

A late season heat wave will peak this week, with temperatures soaring well into the 90s for most locations. Heat indices will climb into the 100s. Heat is one of the leading weather-related killers in the US! Take hot temperatures seriously, drink plenty of water, find A/C, and remember to look before you lock when exiting vehicles.

Heat wave in full effect through Saturday. Heat index values will reach or exceed 100 each afternoon across nearly all of the area outside of the higher elevations. Isolated to scattered thunderstorm chances begin to return on Friday, with higher chances over the weekend.

Heat wave in full effect through Saturday. Heat index values will reach or exceed 100 each afternoon across nearly all of the area outside of the higher elevations. Isolated to scattered thunderstorm chances begin to return on Friday, with higher chances over the weekend.

Heat wave in full effect through Saturday. Heat index values will reach or exceed 100 each afternoon across nearly all of the area outside of the higher elevations. Isolated to scattered thunderstorm chances begin to return on Friday, with higher chances over the weekend.

A few strong to severe storms are possible on Friday afternoon and evening, mainly across northeast TN and southwest VA. The main threat is straight line damaging winds.

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	05:15	Clear	10	69	68	94	ENE 3	-	30.16
Andrews-Murphy NC	04:55	Mist	5	67	66	95	CALM	-	30.14
Chattanooga TN	04:53	Clear	10	76	72	87	CALM	-	30.05
Crossville TN	04:53	Clear	10	69	67	92	CALM	-	30.14
Dalton GA	05:15	Clear	10	74	74	100	CALM	-	30.06
Knoxville TN (McGhee-Tyson)	04:53	Clear	10	74	72	93	CALM	-	30.07
Middlesboro KY	05:15	Fog	less than 1/4	70	70	100	CALM	-	30.12
Monroe Cnty TN	04:55	Clear	10	71	71	100	CALM	-	30.07
Morristown TN	04:55	Clear	10	73	73	100	CALM	-
Oak Ridge TN	04:53	Clear	10	73	72	96	CALM	-	30.09
Tazewell Cnty VA	22:55	Clear	10	75	66	71	CALM	-	30.22
Tri-Cities TN	04:53	Mostly Clear	9	66	66	100	CALM	-	30.12
Wise VA	05:15	Clear	10	68	68	100	CALM	-	30.19
Greeneville, TN	04:55	Mostly Cloudy	10	69	68	94	CALM	-	30.10

Local Weather History For September 3rd...

Isolated thunderstorms hit the area in 2010 producing $15,000 wind damage.


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