Non-Precipitation Warnings / Watches / Advisories
Issued by NWS San Juan, PR

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WWCA72 TJSJ 311418
NPWSJU

URGENT - WEATHER MESSAGE
National Weather Service San Juan PR
1018 AM AST Sun Aug 31 2025

PRZ001>005-007-008-010>013-VIZ001-002-312100-
/O.CON.TJSJ.XH.W.0009.000000T0000Z-250831T2100Z/
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 Las Piedras, Penuelas, Carolina, Gurabo,
Hormigueros, Guanica, Catano, Ceiba, Isabela, Arroyo, Aguas
Buenas, Juncos, Comerio, San German, Caguas, Rincon, Cruz Bay,
Frederiksted Southeast, Guaynabo, Maunabo, Guayanilla, Humacao,
Loiza, Mayaguez, Vega Baja, Bayamon, Juana Diaz, Frederiksted,
Salinas, Quebradillas, Anasco, Florida, Grove Place, Aguada,
Yauco, Rio Grande, Lajas, Vega Alta, Ponce, Moca, Christiansted,
Fajardo, Charlotte Amalie East, Cidra, Guayama, Santa Isabel,
Canovanas, Yabucoa, Camuy, Cabo Rojo, Arecibo, Toa Baja, Anna`s
Retreat, Cayey, Dorado, Hatillo, Toa Alta, Naguabo, Manati,
Barceloneta, Trujillo Alto, San Lorenzo, Charlotte Amalie West,
Vieques, Charlotte Amalie, Aguadilla, San Juan, Luquillo,
Patillas, and Culebra
1018 AM AST Sun Aug 31 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 5 PM AST THIS
AFTERNOON...

* WHAT...This level of heat affects anyone without effective cooling
  and/or adequate hydration. Impacts likely in some health systems,
  heat-sensitive industries and infrastructure.

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

* WHEN...Until 5 PM AST this afternoon.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

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.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

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.

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.

Stay cool, stay hydrated, stay informed.

&&

$$

CAM