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 >

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Last Map Update: Tue, Dec 9, 2025 at 11:56:43 pm EST

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National Weather Service Atlanta/Peachtree City, GA

National Weather Service Greenville-Spartanburg, SC

Winter Weather Advisory

Lake Wind Advisory

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Hazardous Weather Outlook

Wintry Impacts

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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	23:35	Clear	10	28	23	79	CALM	-	29.93
Andrews-Murphy NC	23:17	Clear	10	28	24	86	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	23:35	Clear	9	36	35	96	CALM	-	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	23:35	Clear	10	37	33	86	SW 7	31 [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	23:35	Clear	10	35	24	63	SSW 6	29 [WC]	29.89
Tri-Cities TN	22:53	Partly Cloudy	10	28	26	92	CALM	-	29.97
Wise VA	23:35	Clear	10	35	26	69	WSW 21G26	23 [WC]	29.88
Greeneville, TN	23:35	Clear	10	35	28	74	CALM	-	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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