Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Click a location below for detailed forecast.

Last Map Update: Sun, Aug 23, 2026 at 6:18:51 pm EDT

Watches, Warnings & Advisories

Zoom Out

National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

Hazardous Weather Outlook

Low Humidity This Afternoon

Today

Tonight

Tomorrow

Smoky Mtn Observations

Despite morning fog, afternoon humidity will drop to unseasonably pleasant August conditions. August temperatures will remain in the 80s, so drink water when outdoors!

Dry weather with seasonable temperatures is expected through Tuesday, then chances for showers and storms will trend upward Wednesday and especially Thursday.

Dry weather with seasonable temperatures is expected through Tuesday, then chances for showers and storms will trend upward Wednesday and especially Thursday.

Dry weather with seasonable temperatures is expected through Tuesday, then chances for showers and storms will trend upward Wednesday and especially Thursday.

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	16:55	Mostly Cloudy	10	75	57	53	NW 9	-	30.04
Andrews-Murphy NC	17:35	Clear	10	82	56	42	NNE 7	-	30.03
Chattanooga TN	17:53	Mostly Clear	10	90	55	30	NW 6	-	29.98
Crossville TN	17:53	Clear	10	80	59	48	WNW 6	-	30.05
Dalton GA	17:15	Clear	10	87	62	43	NNW 9	-	29.99
Knoxville TN (McGhee-Tyson)	17:53	Partly Cloudy	10	83	59	44	NNW 5	-	29.99
Middlesboro KY	17:55	Clear	10	81	58	44	W 3	-	30.02
Monroe Cnty TN	17:35	Mostly Clear	10	84	60	45	VRB 5	-	30.00
Morristown TN	17:55	Mostly Clear	9	82	57	42	WNW 8	-	30.01
Oak Ridge TN	17:53	Clear	10	87	57	36	VRB 5	-	30.01
Tazewell Cnty VA	12:15	Overcast	10	67	57	70	W 7	-	30.12
Tri-Cities TN	17:53	Partly Cloudy	10	83	56	39	WSW 9	-	30.01
Wise VA	17:15	Partly Cloudy	10	73	55	53	W 6	-	30.08
Greeneville, TN	17:35		10	80	57	44	W 8	-	30.02

Local Weather History For August 23rd...

Storms hit in 2013 with $40,000 wind damage. Quarter-size hail fell near Brayton.


Decision Support	Hydrology	Past Weather Events	GHWO	Observations	Gridded Forecast

IDSS Point Forecasts	Daily Climate	Local Climate	Tornado Database	Tropical	Weather Radio

Being Prepared	Estar Preparado	Probabilistic	Virtual Tour	Spotter Training

Local Radar

Huntsville Radar

Regional Satellite

Graphical Forecast

Weather Map

MRX RSS Feed

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

NWS Morristown