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2 products issued by NWS for: San Antonio PR

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service San Juan PR
515 AM AST Mon Sep 25 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-
515 AM AST Mon Sep 25 2023

This Hazardous Weather Outlook is for portions of Puerto Rico.

.DAY ONE...Today and Tonight

.Lightning...Scattered thunderstorms possible mainly across of the
interior to western/northwest Puerto Rico during the afternoon. Plan
to stop all outdoor activity and move to shelters.

.Excessive Rainfall...Flooding of urban areas, roads, small
streams, and washes particularly across interior to
western/northwestern PR during the afternoon. Isolated flash floods

.Excessive Heat...From 10 AM to 5 PM today, an Excessive Heat
Warning will be in effect due to heat indices at or above 112
degrees Fahrenheit for urban and coastal sectors of western,
northwestern, and north-central PR, as well as for San Juan and
Vicinity, Culebra,and Vieques. Heat exhaustion or heat stroke
likely with prolonged exposure. During those same hours, a Heat
Advisory will be in effect due to heat indices of 108 to 111
degrees Fahrenheit for urban and coastal sectors of southwestern,
southern, southeastern, eastern interior and northeastern PR. Heat
exhaustion likely with prolonged exposure. Heat stroke possible.

.Rip Currents...Life-threatening rip currents are possible in the
surf zone particularly in north oriented beaches.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Excessive heat is expected to continue each day. The risk of
flooding and lightning is also anticipated to persist each
afternoon especially for the interior and west. Hazardous seas are
possible for the offshore Atlantic this week. Life-threatening rip
currents are possible through the forecast period.


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


Excessive Heat Warning

National Weather Service San Juan PR
429 AM AST Mon Sep 25 2023

San Juan and Vicinity-North Central-Northwest-
Mayaguez and Vicinity-Culebra-Vieques-St Croix-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, Trujillo Alto, Arecibo,
Barceloneta, Dorado, Florida, Manati, Vega Alta, Vega Baja,
Aguadilla, Camuy, Hatillo, Isabela, Quebradillas, Aguada, Anasco,
Hormigueros, Mayaguez, Moca, Rincon, San German, Culebra,
Vieques, Christiansted, Frederiksted, Frederiksted Southeast,
and Grove Place
429 AM AST Mon Sep 25 2023


* WHAT...Heat indices at or greater than 112 degrees Fahrenheit.

* WHERE...The urban and coastal sections from the west through the
  north to the San Juan Metropolitan Area, Culebra, Vieques and St

* WHEN...From 10 AM AST through 5 PM AST this afternoon.

* IMPACTS...Heat exhaustion or heat stroke likely with prolonged


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.

Monitor the latest forecasts and warnings for updates.



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