000
FZPN03 KNHC 240906
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED MAY 24 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

SECURITE

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0600 UTC WED MAY 24.
24 HOUR FORECAST VALID 0600 UTC THU MAY 25.
48 HOUR FORECAST VALID 0600 UTC FRI MAY 26.

.WARNINGS.

...ASHFALL ADVISORY...             
POPOCATEPETL VOLCANO IN MEXICO NEAR 19N99W HAS BEEN ACTIVE AND 
CONTINUES TO ERUPT. VOLCANIC ASH IS OBSERVED TO NEARLY 300 NM 
ESE TO 240 NM SSE OF SUMMIT LIKELY REACHING PARTS OF THE GULF OF 
TEHUANTEPEC AND THE OFFSHORE WATERS OF OAXACA. VISIBILITY MAY BE 
RESTRICTED IN THIS AREA DUE TO VOLCANIC ASHFALL THROUGH WED 
AFTERNOON. MARINERS SHOULD EXERCISE CAUTION. IF MARINERS 
ENCOUNTER VOLCANIC ASH OR FLOATING VOLCANIC DEBRIS...YOU ARE 
ENCOURAGED TO REPORT THE OBSERVATION TO THE NATIONAL WEATHER 
SERVICE BY CALLING 305-229-4425. 

.SYNOPSIS AND FORECAST.

.N OF 26N BETWEEN 121W AND 140W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT IN N TO NE SWELL. FROM 22N TO 26N W OF 137W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.12 HOUR FORECAST N OF 27N BETWEEN 120W AND 135W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N SWELL.
.24 HOUR FORECAST N OF 28N BETWEEN 121W AND 132W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN DECAYING N SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 07N TO 14N W OF 128W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
9 FT.
.12 HOUR FORECAST 08N TO 12N W OF 138W WINDS 20 KT OR LESS. SEAS 
8 FT IN NE TO E SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.42 HOUR FORECAST S OF 02S BETWEEN 92W AND 105W WINDS 20 KT OR 
LESS. SEAS 8 FT IN SW SWELL.
.48 HOUR FORECAST S OF 01S BETWEEN 84W AND 106W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0900 UTC WED MAY 24...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH AXIS EXTENDS WESTWARD FROM NORTHERN COLOMBIA 
NEAR 10N74W TO 07N90W TO 10N105W TO 09N111W. THE ITCZ CONTINUES 
FROM 09N111W TO 07N125W TO 04N140W. SCATTERED MODERATE TO 
ISOLATED STRONG CONVECTION IS FROM 05N TO 08N BETWEEN 86W AND 
98W, AND FROM 08N TO 10N BETWEEN 96W AND 99W. SCATTERED MODERATE 
CONVECTION IS FROM 08N TO 10N BETWEEN 108W AND 115W.

$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.