National Weather Service United States Department of Commerce

Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, Dec 15, 2025 at 5:10:44 pm EST

 

Warmer than normal temperatures are expected for the latter half of December.
The 3-day Outlook.
Dry conditions with a gradual warming trend will persist into mid- week. By Thursday, temperatures will be above normal and precipitation chances will increase area-wide.
Dry conditions with a gradual warming trend will persist into mid- week. By Thursday, temperatures will be above normal and precipitation chances will increase area-wide.
Dry conditions with a gradual warming trend will persist into mid- week. By Thursday, temperatures will be above normal and precipitation chances will increase area-wide.
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 VA16:55Clear10281046SW 819 [WC]30.26
Andrews-Murphy NC16:37Clear1044014SW 640 [WC]30.30
Chattanooga TN16:53Clear1041825SW 537 [WC]30.34
Crossville TN16:53Clear1038929S 732 [WC]30.25
Dalton GA16:55Clear1040623SSE 535 [WC]30.35
Knoxville TN (McGhee-Tyson)16:53Mostly Clear1037829WSW 830 [WC]30.31
Middlesboro KY16:55Clear1032936S 626 [WC]30.31
Monroe Cnty TN16:55Clear1037627WSW 930 [WC]30.31
Morristown TN16:55Clear1032633NW 626 [WC]30.30
Oak Ridge TN16:53Clear1035527W 530 [WC]30.33
Tazewell Cnty VA16:55Clear1030635WSW 3-30.22
Tri-Cities TN16:53Mostly Clear10331139CALM-30.29
Wise VA16:55Clear1030533SW 921 [WC]30.21
Greeneville, TN16:55Clear1032633WNW 3-30.28


Local Weather History For December 15th...
In 1974, high wind hit the area. Mobile homes damaged in McMinn, Polk and Monroe Counties.

 

 

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