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Florida Weather Alert: 91°F Sunday Feels Like 103°F in Tampa Before Monday Storms Intensify
Florida – A 103 degree heat index could turn Tampa&…
By Mason Reid · 2026-09-12T04:29:54.333Z
Florida – A 103 degree heat index could turn Tampa& 39;s Sunday afternoon steamy before thunderstorms soak parts of the metro. The storm cycle continues Monday, when temperatures climb to 92 degrees and rain chances again reach 70%.
According to the National Weather Service, Sunday reaches about 91 degrees with heat index values as high as 103. Showers become likely after 2 p.m., with thunderstorms also possible. Rain chances reach 70%.
Keep water nearby and take breaks from prolonged outdoor activity. Anyone boating or visiting Tampa Bay beaches should seek shelter when thunder develops.
Sunday evening remains unsettled. Showers are likely with a possible thunderstorm before 8 p.m. Scattered storms then remain possible into early Monday.
Drivers on I 275, I 4 and the Selmon Expressway should expect rapidly changing pavement and visibility beneath downpours. Slow down when heavy rain begins.
Monday brings another round.
Tampa reaches about 92 degrees before isolated thunderstorms develop between 11 a.m. and 2 p.m. Showers then become likely, with thunderstorms possible after 2 p.m. The precipitation chance reaches 70%.
A 60% storm chance continues into Monday evening.
Tuesday follows almost the same pattern. Temperatures reach 92 before showers and thunderstorms become likely after 2 p.m. Rain chances reach 60%.
Wednesday cools slightly to around 90, but the 60% storm chance continues. Thursday stays near 90 with another 60% chance of showers and thunderstorms.
The provided NWS outlook does not identify a specific tornado threat. Still, lightning and sudden heavy rain remain concerns with any thunderstorm.
For now, Sunday& 39;s 103 degree heat index followed by thunderstorms deserves the closest attention. Keep outdoor plans flexible and monitor changing skies before traveling. Seeing storms around Tampa Bay? Tell us what conditions look like where you are.
Five Day Weather Outlook for Tampa, FL
Sunday: Mostly sunny, then showers likely with possible thunderstorms after 2 p.m. High near 91°F. Heat index up to 103°F. Rain chance 70%. Monday: Storms possible from late morning, then showers and thunderstorms likely after 2 p.m. High near 92°F. Rain chance 70%. Tuesday: Mostly sunny, then showers and thunderstorms likely after 2 p.m. High near 92°F. Rain chance 60%. Wednesday: Sunny, then showers and thunderstorms likely after 2 p.m. High near 90°F. Rain chance 60%. Thursday: Mostly sunny with showers and thunderstorms likely. High near 90°F. Rain chance 60%.