Weather Update: SATURDAY JULY 4, 2026
WDEF-TV News 12 Tennessee River Valley weather forecast Saturday: Sunny and hot. Isolated thunderstorms. Highs: high 90's. Heat index: 106. Winds: near calm. Overnight: Early showers / thunderstorms. Mostly clear / hazy, humid. Lows: mid 70's. Winds: near calm. Sunday:…