Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Dec 9, 2025 at 11:24:31 pm EST

Watches, Warnings & Advisories

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

Winter Weather Advisory

Lake Wind Advisory

Special Weather Statement

Hazardous Weather Outlook

Wintry Impacts

Tonight

Tomorrow

Smoky Mtn Observations

Dry weather with warmer temperatures are expected today and Wednesday, before another cold front moves around mid-week.

Dry weather with warmer temperatures are expected today and Wednesday, before another cold front moves around mid-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 (EST)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Abingdon VA	23:15	Clear	10	28	24	86	CALM	-	29.94
Andrews-Murphy NC	22:55	Clear	10	28	26	92	CALM	-	30.06
Chattanooga TN	22:53	Mostly Cloudy	10	38	31	75	S 3	-	30.03
Crossville TN	22:53	Clear	10	39	29	66	SSW 8	33 [WC]	29.95
Dalton GA	23:15	Clear	9	36	35	95	SW 3	-	30.06
Knoxville TN (McGhee-Tyson)	22:53	Partly Cloudy	10	40	29	64	W 10	33 [WC]	29.96
Middlesboro KY	23:15	Clear	10	42	32	66	SW 7G21	37 [WC]	29.94
Monroe Cnty TN	23:15	Clear	10	37	33	86	SW 8	30 [WC]	29.99
Morristown TN	13:15		10	41	30	65	SW 8	35 [WC]	30.07
Oak Ridge TN	22:53	Clear	10	38	32	78	CALM	-	29.99
Tazewell Cnty VA	23:15	Clear	10	34	24	65	SSW 8	27 [WC]	29.90
Tri-Cities TN	22:53	Partly Cloudy	10	28	26	92	CALM	-	29.97
Wise VA	23:15	Clear	10	35	26	69	SW 15	25 [WC]	29.88
Greeneville, TN	23:15	Clear	10	35	28	74	SSW 3	-	29.94

Local Weather History For December 9th...

In 2009, high winds hit mountains. Gusts up to 100 mph produced over $1 million damage.


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