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Severe Thunderstorms; Excessive Rainfall; Dangerous Heat; Air Quality Concerns

Canadian wildfire smoke will push into the Midwest, worsening air quality. A frontal system brings severe storms from the Northern Plains to the Mid‑Atlantic the next few days. Heavy Gulf Coast rain is possible as we closely monitor tropical development, while monsoonal storms persist in the Southwest with heavy rainfall. Hazardous heat expands from the Plains into the Lower Mississippi Valley. Read More >

Click a location below for detailed forecast.

Last Map Update: Sun, Jul 19, 2026 at 9:32:41 am EDT

 

Isolated to scattered showers and thunderstorms, mainly during the late afternoon and early evening today, tomorrow, and Tuesday. Tuesday night will also feature a round of nighttime storms, with potentially severe wind gusts in the storms.
PM showers and storms along with warm and humid conditions will continue through tomorrow, although activity will be more confined to the mountains tomorrow. Cold front arrives sometime around Tuesday into Wednesday.
PM showers and storms along with warm and humid conditions will continue through tomorrow, although activity will be more confined to the mountains tomorrow. Cold front arrives sometime around Tuesday into Wednesday.
PM showers and storms along with warm and humid conditions will continue through tomorrow, although activity will be more confined to the mountains tomorrow. Cold front arrives sometime around Tuesday into Wednesday.

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA09:15Mist6716994SW 8-30.05
Andrews-Murphy NC08:54Partly Cloudy10696895CALM-30.08
Chattanooga TN08:53Clear10807276SSW 5-30.01
Crossville TN08:53Mist67272100W 5-30.06
Dalton GA09:15Clear10807997CALM-30.02
Knoxville TN (McGhee-Tyson)08:53Mostly Clear10797279SW 7-30.00
Middlesboro KY08:55Mostly Cloudy10747296CALM-30.02
Monroe Cnty TN08:55Clear107878100WSW 7-30.01
Morristown TN08:55Mostly Clear87575100CALM-30.01
Oak Ridge TN08:53Overcast10757393CALM-30.01
Tazewell Cnty VA05:15Overcast10WSW 6-30.05
Tri-Cities TN08:53Overcast10757084SW 3-30.03
Wise VA09:15Mostly Cloudy10716994WSW 8-30.08
Greeneville, TN08:5510736988WSW 5-30.03


Local Weather History For July 19th...
Storm wind flipped a boat dock in Rhea Co in 2010. $1,000,000 damage to dock and 25 boats.

 

 

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