Puerto Rico Severe Weather

Weather warnings issued for Puerto Rico by the National Weather Service — what was warned, where, and how long it stayed in force. 1 of the 17 kept here were severe or extreme.

17 warnings

Every severity, newest first — a state page is where the minor ones are worth counting.

Warning	Where	Severity	In force until
Rip Current StatementNWS San Juan PRSan Juan and Vicinity; Northeast; North Moderate	San Juan and Vicinity; Northeast; North Central; NorthwestPR	Moderateexpired	28 Sep 2026 10:00
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	27 Sep 2026 20:00
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	27 Sep 2026 12:15
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	26 Sep 2026 14:00
Special Weather StatementNWS San Juan PRNorth Central; Northwest; Western InteriModerate	North Central; Northwest; Western InteriorPR	Moderateexpired	25 Sep 2026 21:00
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	25 Sep 2026 15:00
Flood AdvisoryNWS San Juan PRCanovanas, PR; Carolina, PR; Loiza, PR; Minor	Canovanas, PR; Carolina, PR; Loiza, PR; San Juan, PRPR	Minorexpired	24 Sep 2026 21:30
Flood AdvisoryNWS San Juan PRCeiba, PR; Fajardo, PR; Luquillo, PR; NaMinor	Ceiba, PR; Fajardo, PR; Luquillo, PR; Naguabo, PR; Rio Grande, PRPR	Minorexpired	24 Sep 2026 19:30
Special Weather StatementNWS San Juan PRNorth Central; Central Interior; WesternModerate	North Central; Central Interior; Western InteriorPR	Moderateexpired	23 Sep 2026 21:00
Flood AdvisoryNWS San Juan PRLares, PRMinor	Lares, PRPR	Minorexpired	23 Sep 2026 21:00
Flood AdvisoryNWS San Juan PRMoca, PR; San Sebastian, PRMinor	Moca, PR; San Sebastian, PRPR	Minorexpired	23 Sep 2026 21:00
Flood AdvisoryNWS San Juan PRCanovanas, PR; Carolina, PR; Catano, PR;Minor	Canovanas, PR; Carolina, PR; Catano, PR; Guaynabo, PR; Loiza, PR; San Juan, PRPR	Minorexpired	22 Sep 2026 19:45
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	21 Sep 2026 19:00
Heat AdvisoryNWS San Juan PRSan Juan and Vicinity; Northeast; SoutheModerate	San Juan and Vicinity; Northeast; Southeast; Eastern Interior; North Central; Central Interior; Ponce and Vicinity; Northwest; Western Interior; Mayaguez and Vicinity; Southwest; Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St CroixPR, VI	Moderateexpired	20 Sep 2026 19:00
Flood AdvisoryNWS San Juan PRAnasco, PR; Mayaguez, PR; Rincon, PRMinor	Anasco, PR; Mayaguez, PR; Rincon, PRPR	Minorexpired	19 Sep 2026 22:30
Flash Flood WarningNWS San Juan PRAguada, PR; Las Marias, PR; Moca, PR; SaSevere	Aguada, PR; Las Marias, PR; Moca, PR; San Sebastian, PRPR	Severeexpired	19 Sep 2026 22:30
Flood AdvisoryNWS San Juan PRLares, PR; Utuado, PRMinor	Lares, PR; Utuado, PRPR	Minorexpired	19 Sep 2026 22:00

Source: the National Weather Service. A warning covering several states appears on each of their pages. Expired warnings are kept and marked, because the count over time is the part that says anything.

Related datasets

Airport DelaysWhat is holding up air traffic, and how often it does.Corporate AircraftThe jets these companies fly, from the FAA registry.Park VisitationWho visited which park, and whether they came by RV.Park ClosuresWhat the Park Service has shut, and which states it hits.