National Weather Service United States Department of Commerce

Dangerous Heat Wave Continues; Enhanced Area of Severe Thunderstorms Today

A prolonged, dangerous heat wave will continue today in the Midwest and Mississippi Valley, and persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Widespread moderate to extreme HeatRisk is forecast. Scattered wind damage and large hail are expected from severe thunderstorms impacting parts of Nebraska into Iowa today. Read More >

Click a location below for detailed forecast.

Last Map Update: Fri, Jul 3, 2026 at 1:36:23 pm EDT

 

A Heat Advisory remains in effect for the area until Friday evening. Heat indices are expected to reach or exceed 100 degrees for most of the region each afternoon through Friday.
Overall, June 2026 ended up near normal for temperatures with variable rainfall across the region.
Very hot conditions along with isolated to scattered afternoon showers and storms can be expected through Sunday. The greatest coverage is generally expected across the higher terrain and along and south of Interstate 40. A slight moderation in temperatures will take place next week, returning the region to normal summer heat and continued daily storm chances.
Very hot conditions along with isolated to scattered afternoon showers and storms can be expected through Sunday. The greatest coverage is generally expected across the higher terrain and along and south of Interstate 40. A slight moderation in temperatures will take place next week, returning the region to normal summer heat and continued daily storm chances.
Very hot conditions along with isolated to scattered afternoon showers and storms can be expected through Sunday. The greatest coverage is generally expected across the higher terrain and along and south of Interstate 40. A slight moderation in temperatures will take place next week, returning the region to normal summer heat and continued daily storm chances.
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 VA13:15Clear896952CALM94 [HI]30.21
Andrews-Murphy NC12:55Clear10877465SSW 596 [HI]30.19
Chattanooga TN12:53Cumulonimbus Clouds, Towering Cumulus Clouds Observed10967246CALM105 [HI]30.12
Crossville TN12:53Clear10926947CALM97 [HI]30.21
Dalton GA13:15Lightning Observed10947859VRB 5110 [HI]30.11
Knoxville TN (McGhee-Tyson)12:53Partly Cloudy10917457VRB 3101 [HI]30.14
Middlesboro KY13:15Clear10927557NNE 7104 [HI]30.17
Monroe Cnty TN12:55Clear10937759CALM107 [HI]30.13
Morristown TN12:55Clear10917762NW 5105 [HI]30.17
Oak Ridge TN12:53Clear10937556VRB 3105 [HI]30.16
Tazewell Cnty VA13:15Clear10886749CALM-30.27
Tri-Cities TN12:53Partly Cloudy10917355E 5100 [HI]30.18
Wise VA13:15Clear10876852NNW 391 [HI]30.28
Greeneville, TN12:55Clear10897155NNW 595 [HI]30.18


Local Weather History For July 3rd...
In 2011, storms hit the area on 2 consecutive days. Wind damage and penny-size hail seen.

 

 

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