National Weather Service United States Department of Commerce

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, Dec 8, 2025 at 1:20:36 pm EST

 

Behind this departing system, clearing conditions return with cold air sticking around this week. No major impacts for our area, but there will be a chance of rain on Wednesday night with a quick moving cold front.
A light snow event is likely to occur late overnight through tomorrow across northeastern Tennessee, southwestern Virginia, and the higher elevations of the East TN mountains. Valley snow in the aforementioned areas will run 0 to 1 inches, with higher elevations of the Virginian and East Tennessee ridges and mountains to accumulate 1 to 3 inches. The highest elevations of the Smokies may pick up 1 to 3 inches of snow as well. Isolated mountain snow to 4 inches possible. Snow showers will decrease in intensity into the evening and will become flurries by the conclusion of the advisory at 7 PM EST.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
Light snow accumulations are expected in the east Tennessee Mountains, which may impact driving through Monday evening. Dry weather with warmer temperatures are expected Tuesday and Wednesday, before another cold front moves through towards the weekend.
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 VA12:55Light Snow \ Mist23333100CALM-30.01
Andrews-Murphy NC12:55Overcast10423781WSW 737 [WC]30.06
Chattanooga TN12:53Mostly Cloudy10463667NW 1041 [WC]30.13
Crossville TN12:53Overcast10353288NNW 1027 [WC]30.11
Dalton GA12:55Overcast8484176N 1043 [WC]30.11
Knoxville TN (McGhee-Tyson)12:53Overcast10423885NNW 538 [WC]30.09
Middlesboro KY12:55Light Drizzle10363386NW 730 [WC]30.12
Monroe Cnty TN12:55Overcast10424193NW 9G1536 [WC]30.10
Morristown TN12:55Overcast103939100VRB 733 [WC]30.06
Oak Ridge TN12:53Overcast10433676N 539 [WC]30.11
Tazewell Cnty VA12:55Light Snow1/43131100CALM-30.00
Tri-Cities TN12:53Light Rain9383692N 533 [WC]30.03
Wise VA12:55Light Snow1 3/43030100NNW 524 [WC]30.03
Greeneville, TN12:55Mist43939100W 833 [WC]30.03


Local Weather History For December 8th...
Snow and ice fell across eastern US in 1989. 7" of snow fell in parts of VA, rain fell in east
TN.

 

 

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