Non-Precipitation Warnings / Watches / Advisories
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
793 WWCA72 TJSJ 170514 NPWSJU URGENT - WEATHER MESSAGE National Weather Service San Juan PR 114 AM AST Mon Aug 17 2026 PRZ001>005-007-008-010>013-VIZ001-002-172100- /O.NEW.TJSJ.HT.Y.0037.260817T1400Z-260817T2100Z/ 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- Including the cities of Patillas, Moca, Rio Grande, Charlotte Amalie, Humacao, Aguadilla, Isabela, Ponce, Frederiksted, Anna`s Retreat, Vega Baja, Aguada, Lajas, Yauco, Grove Place, Cidra, Toa Baja, San German, Canovanas, Salinas, Quebradillas, Catano, Vega Alta, Ceiba, Barceloneta, Santa Isabel, Naguabo, Penuelas, Camuy, Aguas Buenas, Charlotte Amalie East, Toa Alta, Mayaguez, Carolina, Guanica, Culebra, San Juan, Arecibo, Vieques, Fajardo, Juncos, Las Piedras, Charlotte Amalie West, Arroyo, Gurabo, Caguas, Cruz Bay, Juana Diaz, Anasco, Dorado, Comerio, Cabo Rojo, Frederiksted Southeast, Florida, Hatillo, Hormigueros, Manati, Guayama, Loiza, Christiansted, Maunabo, Guaynabo, Guayanilla, Trujillo Alto, Bayamon, Rincon, Cayey, Yabucoa, San Lorenzo, and Luquillo 114 AM AST Mon Aug 17 2026 ...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 PM AST THIS AFTERNOON... * WHAT...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. expected. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...From 10 AM this morning to 5 PM AST this afternoon. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ GRS