National Weather Service United States Department of Commerce

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Mar 17, 2026 at 7:16:20 pm EDT

 

Mostly dry conditions with a gradual warming trend is expected into the late week and weekend.
Daily climate data (normals and records) for today for the sites plotted. The current normals period is 1991-2020.
Scattered snow showers will continue for a few more hours this afternoon, then gradually taper off late afternoon into the evening. Below normal temperatures remain in place through Wednesday with a gradual warming trend expected into the end of the week.
Scattered snow showers will continue for a few more hours this afternoon, then gradually taper off late afternoon into the evening. Below normal temperatures remain in place through Wednesday with a gradual warming trend expected into the end of the week.
Scattered snow showers will continue for a few more hours this afternoon, then gradually taper off late afternoon into the evening. Below normal temperatures remain in place through Wednesday with a gradual warming trend expected into the end of the week.
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
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA18:5510261253NW 16G2513 [WC]30.12
Andrews-Murphy NC15:58Overcast10371540W 930 [WC]30.14
Chattanooga TN18:53Mostly Clear1043722W 1336 [WC]30.22
Crossville TN18:53Clear1032937WNW 12G2122 [WC]30.19
Dalton GA18:55Clear10421228NNW 1036 [WC]30.21
Knoxville TN (McGhee-Tyson)18:53Mostly Cloudy1039725WNW 1430 [WC]30.19
Middlesboro KY18:55Mostly Cloudy10321140NNW 526 [WC]30.24
Monroe Cnty TN18:55Clear1039523WNW 10G1632 [WC]30.20
Morristown TN18:55Clear1033834NW 10G1824 [WC]30.17
Oak Ridge TN18:53Clear1039725WNW 634 [WC]30.22
Tazewell Cnty VA18:55Mostly Cloudy10221572NW 10G1611 [WC]30.11
Tri-Cities TN18:53Mostly Cloudy10331037WNW 1423 [WC]30.16
Wise VA18:55Mostly Cloudy1024849WNW 6G1616 [WC]30.12
Greeneville, TN18:55Clear1033834NW 7G1726 [WC]30.15


Local Weather History For March 17th...
5-8" of rain flooded east TN and southwest VA on the 17-18th of 2002. 1 died, $6 million damage.

 

 

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