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Tropical System in the Gulf; Dangerous Heat and Air Quality Concerns; Severe Thunderstorms for Midwest to mid-Atlantic

Tropical system in the Gulf expected to gradually strengthen the next couple of days off the Florida Panhandle and Alabama coasts. Instances of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, Jul 20, 2026 at 9:38:46 am EDT

 

Showers and thunderstorm chances to continue through this afternoon and evening. A few strong storms are possible, with gusty winds and flooding the main threats. Cold front arrives sometime around late tomorrow into Wednesday, bringing another round of showers and storms to the area, some of which could be strong to severe.
Showers and thunderstorm chances to continue through this afternoon and evening. A few strong storms are possible, with gusty winds and flooding the main threats. Cold front arrives sometime around late tomorrow into Wednesday, bringing another round of showers and storms to the area, some of which could be strong to severe.
Showers and thunderstorm chances to continue through this afternoon and evening. A few strong storms are possible, with gusty winds and flooding the main threats. Cold front arrives sometime around late tomorrow into Wednesday, bringing another round of showers and storms to the area, some of which could be strong to severe.

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA09:15Overcast9737194W 5-30.05
Andrews-Murphy NC08:54Overcast10696895CALM-30.06
Chattanooga TN08:53Clear10797279VRB 3-29.99
Crossville TN09:16Mostly Cloudy10747293VRB 3-30.04
Dalton GA09:15Mostly Cloudy97676100SW 6-30.00
Knoxville TN (McGhee-Tyson)08:53Mostly Clear10777284W 5-29.98
Middlesboro KY08:55Overcast10737297CALM-30.01
Monroe Cnty TN08:55Clear10787794VRB 6-29.99
Morristown TN08:55Mostly Cloudy87777100CALM-30.00
Oak Ridge TN09:10Mostly Cloudy10777181SSW 3-30.00
Tazewell Cnty VA05:15Fog1/4CALM-30.05
Tri-Cities TN09:02Overcast10767390VRB 3-30.01
Wise VA09:15Mostly Cloudy107171100WSW 5-30.08
Greeneville, TN08:5510757188CALM-30.01


Local Weather History For July 20th...
In 2008, 4 consecutive days of storms ravaged the area, considerable wind damage.

 

 

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