National Weather Service United States Department of Commerce

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 >

 

Light snow accumulations are expected in parts of southwest Virginia and the East TN mountains today through Thursday morning, mainly for elevations at or above 2500 ft. 1 to 3 inches are possible, with higher amounts on the highest mountain peaks.
Winds will increase with time today, first beginning in the mountains and then translating to the lower elevations. Gusts will persist into the overnight hours across the higher terrain before dropping off later Thursday. A Wind Advisory is in effect for gusts up to 45 mph.
Dry to start today with warmer temperatures. A cold front approaching later today will bring increasing winds and gusts across the valley and higher elevations during the day. Snowfall expected behind the front's passing for the Southern Appalachians and southwest Virginia.
Dry to start today with warmer temperatures. A cold front approaching later today will bring increasing winds and gusts across the valley and higher elevations during the day. Snowfall expected behind the front's passing for the Southern Appalachians and southwest Virginia.
Dry to start today with warmer temperatures. A cold front approaching later today will bring increasing winds and gusts across the valley and higher elevations during the day. Snowfall expected behind the front's passing for the Southern Appalachians and southwest Virginia.

 Current Weather Observations...
Location Time
(EST)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA05:35Clear10282692CALM-29.82
Andrews-Murphy NC06:55Clear10242185CALM-29.96
Chattanooga TN06:53Mostly Cloudy10383485S 831 [WC]29.94
Crossville TN06:53Clear10373178VRB 731 [WC]29.83
Dalton GA05:35Mist63636100SSE 532 [WC]30.00
Knoxville TN (McGhee-Tyson)06:53Mostly Cloudy10422959WSW 21G2932 [WC]29.86
Middlesboro KY06:55Clear10413271S 12G2033 [WC]29.80
Monroe Cnty TN05:35Clear10353393SSW 927 [WC]29.90
Morristown TN13:1510413065SW 835 [WC]30.07
Oak Ridge TN06:53Clear10363285CALM-29.88
Tazewell Cnty VA05:35Overcast10372459WSW 20G2926 [WC]29.77
Tri-Cities TN06:53Mostly Cloudy10272696CALM-29.85
Wise VA05:35Partly Cloudy10352874SW 26G3322 [WC]29.77
Greeneville, TN05:35Clear10322886CALM-29.84


Local Weather History For December 10th...
In 2004, storms hit the area with large hail. Many reports of nickel to quarter size reported.

 

 

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