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Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Click a location below for detailed forecast.

Last Map Update: Sat, Jul 12, 2025 at 2:38:17 am EDT

 

Thunderstorms will develop this afternoon with locally heavy rain, frequent lightning, and gusty winds. A few storms may be strong enough to produce damaging winds, and localized flooding will be possible as well.
It will be hot and humid as we head into the the weekend. Isolated to scattered showers and storms will be around mainly during the afternoon and early evening hours.
Hot and humid conditions continue with isolated to scattered afternoon showers and thunderstorms continue this weekend. Higher chances for activity across the elevated terrain of the Plateau and Mountains, low to medium chances in the valley.
Hot and humid conditions continue with isolated to scattered afternoon showers and thunderstorms continue this weekend. Higher chances for activity across the elevated terrain of the Plateau and Mountains, low to medium chances in the valley.
Hot and humid conditions continue with isolated to scattered afternoon showers and thunderstorms continue this weekend. Higher chances for activity across the elevated terrain of the Plateau and Mountains, low to medium chances in the valley.
Daily climate data (normals and records) for today for the sites plotted. The current normals period is 1991-2020.

 Current Weather Observations...
Location Time
(EDT)
Weather Vsby.
(SM)
Temp.
(ºF)
Dewpt.
(ºF)
Hum.
(%)
Wind
(mph)
Wind Chill / Heat Index
(ºF)
Pres.
(in)
Abingdon VA02:15Clear10696688CALM-30.12
Andrews-Murphy NC02:05Partly Cloudy10656496CALM-30.15
Chattanooga TN01:53Clear10767184SSW 3-30.07
Crossville TN01:53Clear10706893CALM-30.13
Dalton GA02:15Clear107474100CALM-30.06
Knoxville TN (McGhee-Tyson)01:53Clear10777181WSW 7-30.05
Middlesboro KY02:15Clear10706996CALM-30.09
Monroe Cnty TN01:55Mostly Clear107373100W 5-30.07
Morristown TN10:30VRB 5-30.10
Oak Ridge TN01:53Clear10787179CALM-30.08
Tazewell Cnty VA02:15Clear10666493CALM-30.16
Tri-Cities TN01:53Partly Cloudy106969100CALM-30.09
Wise VA02:15Clear10686693CALM-30.16
Greeneville, TN01:55Partly Cloudy10756878CALM-30.08


Local Weather History For July 12th...
In 2011, thunderstorms caused wind damage on 2 consecutive days.

 

 

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