National Weather Service Extends Heat Advisory for Southwest and West Central Florida
An updated heat advisory on August 20, 2026, runs longer than first issued, with heat index values up to 109 expected.
Severe Weather in Williston, Florida
Every severe weather report published for Williston, Florida, newest first.
Heat Advisory Covers Suwannee, Baker and Inland Nassau From 11 A.M. to 7 P.M. Thursday
The National Weather Service Jacksonville FL advisory, issued Aug. 19, 2026, spans 41 zones in northeast and northern Florida and southeast Georgia, with heat index values up to 111 for the first advisory and up to 110 for the second.
Heat Advisory Covers Pinellas, Polk, Hardee and 20 More Florida Zones Until 7 P.M.
The National Weather Service office in Ruskin lists 23 zones across southwest and west central Florida — Tampa, St. Petersburg, Fort Myers, Sarasota and Winter Haven among the cities named — with heat index values up to 112 expected on Aug. 19.
Heat Advisory Issued for Portions of Florida and Georgia
A heat advisory will take effect on Wednesday for 41 zones across northeast and northern Florida and southeast Georgia.
Heat Advisory in Effect for Southwest and West Central Florida on August 17
The National Weather Service has issued a Heat Advisory for 24 zones across southwest and west central Florida as heat index values rise.
Heat Advisory Issued for Portions of Florida and Georgia
A developing weather advisory warns of heat index values reaching up to 112 degrees across 46 zones.
National Weather Service Extends Heat Advisory Through 7 PM EDT
The advisory for southwest and west central Florida now runs longer than first issued on August 16, 2026.
Heat Advisory Issued for West Central and Southwest Florida
The National Weather Service has issued a Heat Advisory for 24 zones in west central and southwest Florida as heat index values reach up to 109.