Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

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Last Map Update: Wed, Mar 18, 2026 at 9:20:20 am EDT

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

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Mostly dry conditions with a gradual warming trend is expected into the late week and weekend.

Low chance for a light rain or snow shower on Wednesday. Gradual warming trend into the weekend with a return of warm weather by Friday. Mostly or all dry weather over the next week.

Low chance for a light rain or snow shower on Wednesday. Gradual warming trend into the weekend with a return of warm weather by Friday. Mostly or all dry weather over the next week.

Low chance for a light rain or snow shower on Wednesday. Gradual warming trend into the weekend with a return of warm weather by Friday. Mostly or all dry weather over the next week.

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	08:55		10	24	15	68	ENE 3	-	30.25
Andrews-Murphy NC	15:58	Overcast	10	37	15	40	W 9	30 [WC]	30.14
Chattanooga TN	08:53	Overcast	10	36	22	56	CALM	-	30.34
Crossville TN	08:53	Overcast	10	31	12	44	VRB 3	-	30.25
Dalton GA	08:55	Overcast	9	34	23	64	CALM	-	30.35
Knoxville TN (McGhee-Tyson)	08:53	Mostly Cloudy	10	32	17	53	CALM	-	30.30
Middlesboro KY	08:55	Overcast	10	30	18	60	CALM	-	30.31
Monroe Cnty TN	08:55	Overcast	10	33	24	69	CALM	-	30.30
Morristown TN	08:55	Mostly Cloudy	10	30	17	58	E 6	23 [WC]	30.27
Oak Ridge TN	08:53	Overcast	10	33	19	55	CALM	-	30.32
Tazewell Cnty VA	08:55	Clear	10	19	15	84	SSE 3	-	30.22
Tri-Cities TN	08:53	Mostly Cloudy	10	26	20	77	CALM	-	30.28
Wise VA	08:55	Partly Cloudy	10	23	10	57	S 5	16 [WC]	30.20
Greeneville, TN	08:55	Partly Cloudy	10	28	19	68	E 5	22 [WC]	30.27

Local Weather History For March 18th...

Tri-State tornado formed in MO and tracked 219 miles to IN in 1925. 695 died.


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Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

NWS Morristown