Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, May 18, 2026 at 12:16:37 pm EDT

Watches, Warnings & Advisories

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

There are no watches, warnings, or advisories at this time.

3 Day Outlook

Today

Tonight

Tomorrow

Smoky Mtn Observations

Very Warm with much higher rain chances Wednesday.

Mostly dry and very warm conditions will remain for Monday and Tuesday. Increasing chances of showers and thunderstorms are expected for mid to late week.

Mostly dry and very warm conditions will remain for Monday and Tuesday. Increasing chances of showers and thunderstorms are expected for mid to late week.

Mostly dry and very warm conditions will remain for Monday and Tuesday. Increasing chances of showers and thunderstorms are expected for mid to late week.

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	11:55	Clear	10	82	60	48	S 13G18	-	30.29
Andrews-Murphy NC	11:35	Partly Cloudy	10	78	58	50	CALM	-	30.31
Chattanooga TN	11:53	Mostly Clear	10	81	63	54	E 8	-	30.23
Crossville TN	11:53	Clear	10	77	65	66	S 9G20	-	30.26
Dalton GA	11:55	Clear	10	81	66	61	SSE 12G20	-	30.25
Knoxville TN (McGhee-Tyson)	11:53	Mostly Clear	10	82	63	52	SSW 13G21	-	30.23
Middlesboro KY	11:55	Partly Cloudy	10				S 9G18	-	30.25
Monroe Cnty TN	11:35	Clear	10	82	66	58	SSW 8G16	-	30.24
Morristown TN	14:35		1	82	48	30	WSW 8	-
Oak Ridge TN	11:53	Mostly Clear	10	82	63	52	CALM	-	30.25
Tazewell Cnty VA	11:55	Clear	10	78	58	49	SW 8	-	30.34
Tri-Cities TN	11:53	Clear	10	85	61	44	VRB 6	-	30.26
Wise VA	11:55	Clear	10	78	59	50	SSW 10	-	30.32
Greeneville, TN	11:35	Clear	10	82	59	45	VRB 5	-	30.26

Local Weather History For May 18th...

In 1995, squall line hit with $1.4 million damage. Tornadoes formed
in Knox, Morgan and Loudon Counties.


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