515 

WWCA72 TJSJ 231427

NPWSJU



URGENT - WEATHER MESSAGE

National Weather Service San Juan PR

1027 AM AST Sun Aug 23 2026



PRZ001>003-005-007-008-010>013-VIZ001-002-232000-

/O.CON.TJSJ.HT.Y.0042.000000T0000Z-260823T2000Z/

San Juan and Vicinity-Northeast-Southeast-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 Luquillo, Vega Alta, Canovanas, Yabucoa, Rio

Grande, Cabo Rojo, Arecibo, Cruz Bay, Isabela, Naguabo, Vega Baja,

Dorado, Charlotte Amalie East, Guayanilla, Juana Diaz, Humacao,

Guayama, Guaynabo, Anasco, Arroyo, Aguadilla, San German, Vieques,

Culebra, Carolina, Hatillo, Lajas, Patillas, Rincon, Catano, Trujillo

Alto, Charlotte Amalie, Grove Place, Bayamon, Loiza, Christiansted,

Manati, Barceloneta, Hormigueros, Ceiba, Toa Baja, Ponce, Moca,

Charlotte Amalie West, Frederiksted Southeast, Quebradillas, Toa

Alta, Maunabo, Aguada, Frederiksted, Florida, Salinas, Santa Isabel,

San Juan, Fajardo, Camuy,

Guanica, Anna's Retreat, Yauco, Mayaguez, and Penuelas

1027 AM AST Sun Aug 23 2026



...HEAT ADVISORY REMAINS IN EFFECT UNTIL 4 PM AST THIS AFTERNOON...



* WHAT...This level of heat affects most individuals sensitive to

  heat, especially those without effective cooling and/or adequate

  hydration.



* WHERE...Portions of Puerto Rico and Virgin Islands.



* WHEN...Until 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.



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.



&&



$$



YZR