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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service San Juan PR
420 AM AST Sat Jun 19 2021

AMZ710>745-PRZ001>013-200830-
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-
420 AM AST Sat Jun 19 2021

This Hazardous Weather Outlook is for Puerto Rico and the adjacent
Atlantic Coastal Waters.

.Day One...Today and Tonight

.Thunderstorms...There is a chance of thunderstorms with heavy
rainfall and brief gusty winds this afternoon across portions western
and interior Puerto Rico.

.Flooding...Heavy rains could lead to ponding of water and localized urban
and small stream flooding.

.Wind...Sustained winds in excess of 20 MPH (17 knots) are expected
across the north and south coasts of Puerto Rico and the local
waters.

.Waves...Choppy/Rough seas of less than 7 feet are expected across
the exposed areas of the local waters.

.Rip Currents...There is a moderate risk of rip currents for
all but the west coast of Puerto Rico south of Rincon and a small
area near Ponce.

.Heat...Southeasterly trade winds and high humidities will result in
above normal heat indices of 102 to 107 degrees for portions of the
north central coast and adjoining coastal plains and isolated other
areas in the lowest elevations.

.Days Two through Seven...Sunday through Friday

A moderate risk of rip currents will continue for most coasts of
Puerto Rico including Culebra and Vieques each day. Heat indices
greater than 102 degrees are expected in some locations of the north
central coast of Puerto Rico during a few midday hours Sunday through
Tuesday. There is a risk of urban and small stream flooding in western
and interior Puerto Rico during the afternoons of Sunday through
Tuesday.

.Spotter information statement...

Spotter activation is not anticipated. Please relay any information
about winds, waves, and rip currents to the National Weather Service
in San Juan while following all local and state guidelines.

$$



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