Alert · Weather · U.S. Virgin Islands

Weather Alert: Heat Advisory

USVI weather update: Heat Advisory issued July 3 at 2:06PM AST until July 3 at 5:00PM AST by NWS San Juan PR.

Alert
Moderate

Issued by NWS San Juan PR

Heat Advisory issued July 3 at 2:06PM AST until July 3 at 5:00PM AST by NWS San Juan PR

Issued by
NWS San Juan PR
Affected areas
San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Ponce and Vicinity; Northwest; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St Croix
Severity
Moderate
Urgency
Expected
Certainty
Likely
Recommended response
Execute
Issued
Jul 3, 2026, 2:06 PM AST
Begins
Jul 3, 2026, 2:06 PM AST
Ends
Jul 3, 2026, 5:00 PM AST

Official details

What

Heat index values up to 111 expected.

Where

Portions of Puerto Rico and Virgin Islands.

When

Until 5 PM AST this afternoon.

Impacts

Hot temperatures and high humidity may cause heat illnesses.

Safety instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Illustrated USVI News weather alert graphic for the U.S. Virgin Islands.