Flash Flood Watch
Issued by NWS San Juan, PR

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WGCA62 TJSJ 180902
FFASJU

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Juan PR
502 AM AST Mon Aug 18 2025

.As Hurricane Erin continues to move away from the islands, remnants
moisture will continue to bring showers and thunderstorms across the
islands. We are expecting 1 to 2 additional inches, with isolated
amounts up to 4 inches possible. Conditions will gradually improve
by tonight.

PRZ001>013-VIZ001-002-182000-
/O.CON.TJSJ.FA.A.0002.000000T0000Z-250819T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
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 Croix-
Including the cities of Bayamon, Naranjito, Salinas, Adjuntas,
Ponce, Maunabo, Las Piedras, Gurabo, Toa Alta, Charlotte Amalie
East, Fajardo, Guayanilla, Rincon, Arroyo, Barranquitas,
Hormigueros, Isabela, Naguabo, Aguas Buenas, Culebra, Ceiba,
Frederiksted Southeast, Guanica, Trujillo Alto, Patillas,
Quebradillas, Rio Grande, Hatillo, Mayaguez, San Lorenzo,
Morovis, San German, Vieques, Cabo Rojo, Anna`s Retreat, Grove
Place, Manati, Humacao, Lares, Vega Baja, Cidra, San Juan,
Aguadilla, Las Marias, Juana Diaz, Christiansted, Guaynabo, Vega
Alta, Toa Baja, Dorado, Guayama, Jayuya, Cayey, Sabana Grande,
Aguada, Yabucoa, Lajas, Luquillo, Arecibo, Penuelas, San
Sebastian, Cruz Bay, Juncos, Charlotte Amalie, Yauco, Canovanas,
Barceloneta, Loiza, Catano, Coamo, Charlotte Amalie West,
Frederiksted, Carolina, Anasco, Camuy, Ciales, Aibonito, Caguas,
Utuado, Maricao, Florida, Villalba, Orocovis, Moca, Corozal,
Santa Isabel, and Comerio
502 AM AST Mon Aug 18 2025

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...All of Puerto Rico and the Virgin Islands.

* WHEN...Through this evening.

* IMPACTS...Flooding may occur in poor drainage and urban areas.
  Low-water crossings may be flooded.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

ERG