NWS Morristown

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Last Map Update: Fri, Sep 18, 2026 at 3:36:33 am EDT

Watches, Warnings & Advisories

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

Heat Advisory

Hazardous Weather Outlook

Late Summer Heat Persists

Today

Tonight

Tomorrow

Relentless Heat continues. The hottest temperatures will be near Chattanooga. Rain chances become more widespread this weekend with the highest chances near the East Tennessee Mountains.

Abnormally hot temperatures can be expected into the weekend as a large high pressure ridge slowly moves west over the region. Shower and thunderstorm chances, while low, will gradually expand in areal coverage over the weekend in the afternoon hours to include the whole area.

Abnormally hot temperatures can be expected into the weekend as a large high pressure ridge slowly moves west over the region. Shower and thunderstorm chances, while low, will gradually expand in areal coverage over the weekend in the afternoon hours to include the whole area.

Abnormally hot temperatures can be expected into the weekend as a large high pressure ridge slowly moves west over the region. Shower and thunderstorm chances, while low, will gradually expand in areal coverage over the weekend in the afternoon hours to include the whole area.

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	03:15	Fog	1/2	68	66	93	CALM	-	30.27
Andrews-Murphy NC	02:55	Clear	10	67	66	95	CALM	-	30.28
Chattanooga TN	02:53	Clear	10	75	68	78	CALM	-	30.20
Crossville TN	02:53	Clear	7	69	68	96	CALM	-	30.27
Dalton GA	03:15	Mostly Clear	10	72	72	100	CALM	-	30.20
Knoxville TN (McGhee-Tyson)	02:53	Clear	10	74	69	84	CALM	-	30.20
Middlesboro KY	03:15	Clear	10	68	68	99	CALM	-	30.24
Monroe Cnty TN	02:55	Clear	9	69	69	100	CALM	-	30.21
Morristown TN	02:55	Partly Cloudy	10	73	73	100	CALM	-	30.22
Oak Ridge TN	02:53	Clear	10	73	71	93	CALM	-	30.22
Tazewell Cnty VA	03:15	Clear	10	68	66	93	CALM	-	30.30
Tri-Cities TN	02:53	Clear	10	67	67	100	CALM	-	30.24
Wise VA	03:15	Clear	10	68	68	100	SW 3	-	30.30
Greeneville, TN	02:55	Overcast	10	69	68	94	CALM	-	30.23

Local Weather History For September 18th...

In 2012, 3-6" rain soaked the area flooding roads. Cars were stranded in Knoxville.


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