Every severe weather report published for Alachua County, Florida, newest first.
The National Weather Service warns that hot temperatures and high humidity may cause heat illnesses, urging residents in northeast Florida to take precautions.
An updated heat advisory on August 20, 2026, runs longer than first issued, with heat index values up to 109 expected.
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.
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.
A heat advisory will take effect on Wednesday for 41 zones across northeast and northern Florida and southeast Georgia.
The National Weather Service has issued a Heat Advisory for 24 zones across southwest and west central Florida as heat index values rise.
A developing weather advisory warns of heat index values reaching up to 112 degrees across 46 zones.
The advisory for southwest and west central Florida now runs longer than first issued on August 16, 2026.
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.