Heat Alerts Issued Across Florida and South Plains; Conflicting Details Reported
Officials warn of dangerous heat and possible heat illnesses, though reports differ on alert level, timing, and issuing office.
Everything reported for Hendry County and within 40 miles of it, at every level. Warnings and official records name the county they apply to, which is the level most of them are issued at.
Officials warn of dangerous heat and possible heat illnesses, though reports differ on alert level, timing, and issuing office.
A Heat Advisory is in effect on August 20, 2026, with heat index values up to 110 expected.
National Weather Service Miami FL says the advisory runs from 11 AM to 7 PM EDT Wednesday and covers 15 zones across all of South Florida.
The National Weather Service Miami FL heat advisory runs from 11:00 AM to 7:00 PM EDT on August 18, 2026, across 15 South Florida zones, with heat index values of 105 to 112 expected.
The National Weather Service Miami FL expects heat index values of 105 to 110 from 11 AM to 7 PM EDT on August 17, 2026.
A Heat Advisory for all of South Florida on August 16 now runs longer, remaining in effect until 7 p.m. EDT.
FEMA records show DR-4084-FL covers Collier County for public infrastructure repair only; Individual Assistance was not declared for households there.
Federal records show Individual Assistance was not declared for Glades County under DR-4084-FL, so households there cannot apply for federal grants under this declaration.