


Non-Precipitation Warnings / Watches / Advisories
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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983 WWCA72 TJSJ 040730 NPWSJU URGENT - WEATHER MESSAGE National Weather Service San Juan PR 330 AM AST Fri Jul 4 2025 PRZ001>005-007-008-010-011-042000- /O.NEW.TJSJ.HT.Y.0011.250704T1400Z-250704T2000Z/ San Juan and Vicinity-Northeast-Southeast-Eastern Interior-North Central-Ponce and Vicinity-Northwest-Mayaguez and Vicinity- Southwest- Including the cities of Bayamon, Trujillo Alto, Caguas, San Lorenzo, Guanica, Las Piedras, Toa Baja, Naguabo, Barceloneta, Florida, Salinas, Isabela, Ceiba, Yauco, Hormigueros, Aguas Buenas, Cayey, Gurabo, Quebradillas, Juncos, Anasco, Vega Baja, Luquillo, Rio Grande, Catano, Rincon, Penuelas, Hatillo, Vega Alta, Guayanilla, Guayama, Arecibo, Dorado, Santa Isabel, Arroyo, Ponce, Cidra, Camuy, Cabo Rojo, Yabucoa, San German, Canovanas, Manati, Aguada, Carolina, Juana Diaz, Humacao, San Juan, Toa Alta, Loiza, Aguadilla, Lajas, Moca, Maunabo, Guaynabo, Patillas, Fajardo, Comerio, and Mayaguez 330 AM AST Fri Jul 4 2025 ...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM AST THIS AFTERNOON... * WHAT...This level of heat affect most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health system and in heat-sensitive industries. * WHERE...All low-elevated urban areas, as well as the urban areas of the eastern interior in Puerto Rico. * WHEN...From 10 AM this morning to 4 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ ERG