National Weather Service

Watches, Warnings & Advisories
NWS Homepage

3 products issued by NWS for: San Juan PR

Rip Current Statement

Coastal Hazard Message
National Weather Service San Juan PR
1031 AM AST Sat Sep 30 2023

San Juan and Vicinity-Northeast-North Central-Northwest-Culebra-
1031 AM AST Sat Sep 30 2023


* WHAT...Life-threatening rip currents due to breaking waves
  around 6 feet and occasionally higher.

* WHERE...Beaches from northwest to northeast Puerto Rico and

* WHEN...Through late tonight.

* IMPACTS...Rip currents that can sweep even the best swimmers
  away from shore into deeper water where it becomes difficult
  to return to safety.


There is a high risk of rip currents.

Rip currents are powerful channels of water flowing quickly away
from shore, which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins, jetties
and piers. Heed the advice of lifeguards, beach patrol flags and

If you become caught in a rip current, yell for help. Remain
calm, do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current, swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly.



Heat Advisory

National Weather Service San Juan PR
1032 AM AST Sat Sep 30 2023

San Juan and Vicinity-Northeast-Southeast-Eastern Interior-
North Central-Ponce and Vicinity-Northwest-Mayaguez and Vicinity-
St.Thomas...St. John...and Adjacent Islands-St Croix-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, Trujillo Alto, Ceiba, Canovanas,
Fajardo, Humacao, Loiza, Luquillo, Naguabo, Rio Grande, Arroyo,
Guayama, Maunabo, Patillas, Salinas, Yabucoa, Aguas Buenas,
Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras,
San Lorenzo, Arecibo, Barceloneta, Dorado, Florida, Manati,
Vega Alta, Vega Baja, Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, Santa Isabel, Aguadilla, Camuy, Hatillo, Isabela,
Quebradillas, Aguada, Anasco, Hormigueros, Mayaguez, Moca,
Rincon, San German, Cabo Rojo, Guanica, Lajas, Culebra, Vieques,
Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East,
Charlotte Amalie West, Cruz Bay, Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
1032 AM AST Sat Sep 30 2023


* WHAT...Heat indices of 108 to 111 degrees Fahrenheit.

* WHERE...The urban and coastal sections in Puerto Rico,
  Culebra, Vieques and the US Virgin Islands.

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

* IMPACTS...Heat exhaustion is likely with prolonged exposure.
  Heat stroke possible.


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.

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.

Monitor the latest forecasts and warnings for updates.



Hazardous Weather Outlook

Hazardous Weather Outlook...CORRECTED
National Weather Service San Juan PR
427 AM AST Sat Sep 30 2023

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-
427 AM AST Sat Sep 30 2023

This Hazardous Weather Outlook is for portions of Puerto Rico.

.DAY ONE...Today and Tonight

Lightning...Isolated to scattered thunderstorms, mainly across
the interior to south-southwestern sections in the afternoon. Be
aware of thunderstorms in your area, and be prepared to take

.Excessive Rainfall...Flooding of urban areas, roads, and small
streams. Isolated flash floods and mudslides are possible.

.Excessive Heat...Heat indices of 108-111 degrees across most
lower elevations and urban areas of all coastal municipalities and
the metropolitan regions of Puerto Rico, as well as Vieques and
Culebra. Heat exhaustion is likely with prolonged exposure. Heat
stroke is possible.

.Marine Conditions...Seas equal or greater than 7 feet across the
offshore Atlantic waters. Hazardous conditions for small craft.

.Rip Currents...Life-threatening rip currents are likely in the surf
zone, particularly across beaches of north-central Puerto Rico
and the San Juan metropolitan area.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Moisture from external bands of the tropical storm Philippe will
induce excessive rainfall and lightning hazard risk across most
islands through Sunday. Excessive heat risks will remain in place
for at least Tuesday . Swells generated by Philippe will maintain
hazardous seas for small craft up to the upcoming workweek. A
moderate to high risk of life- threatening rip currents will
continue during the next two days.


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


U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE