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 11:06:58 am EST

 

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.
Rain will spread across the area Monday morning, with a change to snow in the mountains of East Tennessee and portions of southwest Virginia. Light snow accumulations are expected in these areas, which may impact driving. Dry weather with warmer temperatures are expected Tuesday and Wednesday.
Rain will spread across the area Monday morning, with a change to snow in the mountains of East Tennessee and portions of southwest Virginia. Light snow accumulations are expected in these areas, which may impact driving. Dry weather with warmer temperatures are expected Tuesday and Wednesday.
Rain will spread across the area Monday morning, with a change to snow in the mountains of East Tennessee and portions of southwest Virginia. Light snow accumulations are expected in these areas, which may impact driving. Dry weather with warmer temperatures are expected Tuesday and Wednesday.

 Current Weather Observations...
Location Time
(EST)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA10:55Precipitation \ Mist33333100CALM-30.03
Andrews-Murphy NC10:38Overcast10413993CALM-30.07
Chattanooga TN10:53Mostly Cloudy10473870NW 14G2340 [WC]30.14
Crossville TN10:53Overcast9363492NW 730 [WC]30.13
Dalton GA10:55Overcast10464597NW 542 [WC]30.14
Knoxville TN (McGhee-Tyson)10:53Overcast7434088W 738 [WC]30.09
Middlesboro KY10:55Overcast10383483N 1031 [WC]30.12
Monroe Cnty TN10:55Overcast104242100NW 6G1338 [WC]30.11
Morristown TN10:55Mist54141100NW 736 [WC]30.06
Oak Ridge TN10:53Overcast10433985N 3-30.12
Tazewell Cnty VA10:55Light Snow1/23232100CALM-30.02
Tri-Cities TN10:53Light Rain9393792N 3-30.04
Wise VA10:55Light Snow73232100NNW 526 [WC]30.03
Greeneville, TN10:55Mist43939100WSW 535 [WC]30.04


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.

 

 

Briefing Hydrology Past Weather Events Graphical Hazardous Weather Outlook for East Tennessee East Tennessee Observations
Decision Support Hydrology Past Weather Events GHWO Observations Gridded Forecast
Daily Climate for Middle Tennessee Local East Tennessee Climate Tornado Database Tropical Weather Information NOAA Weather Radio
IDSS Point Forecasts Daily Climate Local Climate Tornado Database Tropical Weather Radio
Daily Climate for Middle Tennessee Probabilistic Data for East Tennessee Virtual Tour of the NWS Morristown Office Skywarn Spotter Training for East Tennessee  
Being Prepared Estar Perparado Probabilistic Virtual Tour Spotter Training