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Flood Watch


Flood Watch
博体育 San Juan PR
459 AM AST Fri May 2 2025

PRZ001>013-022200-
/O.CON.TJSJ.FA.A.0001.000000T0000Z-250503T1200Z/
/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-
Including the cities of Las Piedras, Jayuya, Caguas, Maunabo,
Barceloneta, Moca, Ceiba, Guanica, Canovanas, Cidra, Villalba,
Bayamon, Penuelas, Rincon, Hormigueros, Naguabo, Cayey,
Naranjito, Lares, Toa Baja, Mayaguez, Ponce, Catano, Santa
Isabel, Morovis, Comerio, Humacao, Anasco, San Lorenzo, Cabo
Rojo, Barranquitas, Vega Baja, Camuy, Las Marias, Lajas, Arecibo,
Luquillo, Sabana Grande, Aguas Buenas, Utuado, Guayanilla,
Manati, Patillas, Carolina, Yabucoa, Juana Diaz, Yauco, Coamo,
Ciales, Vieques, Rio Grande, Dorado, Loiza, Arroyo, Guayama, San
Juan, Isabela, Aguadilla, Maricao, Fajardo, San German, Florida,
San Sebastian, Adjuntas, Vega Alta, Hatillo, Corozal, Aguada,
Quebradillas, Gurabo, Toa Alta, Salinas, Orocovis, Guaynabo,
Aibonito, Trujillo Alto, Juncos, and Culebra
459 AM AST Fri May 2 2025

...FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY MORNING...

* WHAT...Flash flooding caused by excessive rainfall.

* WHERE...All of Puerto Rico.

* WHEN...Through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Flooding may occur in poor drainage and urban areas. Low-water
  crossings may be flooded. Extensive street flooding and flooding
  of creeks and rivers are possible. Area creeks and streams are
  running high and could flood with more heavy rain. Landslides in
  areas of steep terrain, particularly along the Cordillera Central.

* ADDITIONAL DETAILS...
  - Rainfall amounts of 2 to 4 inches are expected this
    afternoon, with isolated higher amounts, especially along the
    interior. Elsewhere, rainfall amounts of 1 to 3 inches are
    possible with any thunderstorm activity.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

DSR


Hazardous Weather Outlook


Hazardous Weather Outlook
博体育 San Juan PR
412 AM AST Fri May 2 2025

AMZ711>745-PRZ001>013-030815-
San Juan and Vicinity-Northeast-Southeast-Eastern Interior-
North Central-Central Interior-Ponce and Vicinity-Northwest-
Western Interior-Mayaguez and Vicinity-Southwest-Culebra-Vieques-
The nearshore and off shore Atlantic and Caribbean Coastal Waters-
412 AM AST Fri May 2 2025

This Hazardous Weather Outlook is for portions of Puerto Rico.

.DAY ONE...Today and Tonight

.Lightning...Isolated to scattered thunderstorms, particularly
across central Puerto Rico. Be prepared to stop all outdoor
activities and seek shelter if storms develop.

.Excessive Rainfall...Life-threatening flash flooding, which may
enter structures and cut off neighborhoods, especially in flood-
prone areas across mountainous areas. Isolated landslides in
areas of steep terrain. Elsewhere, prepare for ponding of water on
roads and in poorly drained areas, and flooding in urban areas,
roads, small streams, and washes. Stay alert for rising water.

.Wind...Breezy conditions (18-22 kts | 21-25 mph), particularly
across the Atlantic waters and the eastern waters of Puerto Rico.
Unsecured items could blow around.

.Marine Conditions...Small craft should exercise caution,
particularly across the Atlantic waters.

.Rip Currents...Life-threatening rip currents are possible in the
surf zone, particularly across the north-facing beaches. Isolated
stronger rip currents may occur elsewhere, especially near piers,
jetties, and channels.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

An unstable and wet weather pattern will result in shower and
thunderstorm development through at least Saturday, increasing
the risk of flash flooding and the potential for frequent
lightning and gusty winds with the expected thunderstorms.
However, additional thunderstorm development is expected each
afternoon for the rest of the period, mainly over the central
portions of Puerto Rico. A moderate rip current risk will prevail
across the north facing beaches of the islands through Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is encouraged. Please relay any information
about flooding, winds, waves, and rip currents to the National
Weather Service in San Juan.

$$

Hazardous Weather Outlook
博体育 San Juan PR
412 AM AST Fri May 2 2025

AMZ716-726-VIZ001-002-030815-
St. Thomas St. John adjacent Islands-St Croix-
Nearshore Atlantic and adjacent Caribbean Coastal Waters-
412 AM AST Fri May 2 2025

This Hazardous Weather Outlook is for portions of USVI.

.DAY ONE...Today and Tonight

.Lightning...Isolated thunderstorms expected. Stay alert and be
prepared to take shelter if storms develop.

.Excessive Rainfall...Flooding in urban areas, roads, small
streams, and washes. There is a low chance of isolated flash
floods.

.Wind...Breezy conditions (18-22 kts | 21-25 mph), particularly
across St. Thomas and the waters between the islands. Unsecured
items could blow around.

.Marine Conditions...Small craft should exercise caution,
particularly across the Atlantic waters.

.Rip Currents...Life-threatening rip currents are possible in the
surf zone, particularly across the northern beaches of St. Thomas.
Isolated stronger rip currents may occur elsewhere, especially
near piers, jetties, and channels.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Shower and thunderstorm development is expected to continue
on Saturday, increasing the risk of urban flooding and the
potential for lightning activity and gusty winds. A moderate rip
current risk is expected on Saturday across the northern islands.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is encouraged. Please relay any information
about flooding, winds, waves, and rip currents to the National
Weather Service in San Juan.

$$

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Page last modified: June 2, 2009
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