000
FZPN03 KNHC 012131
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU APR 01 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU APR 01.
24 HOUR FORECAST VALID 1800 UTC FRI APR 02.
48 HOUR FORECAST VALID 1800 UTC SAT APR 03.

.WARNINGS.

...GALE WARNING...
.N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 10 TO 14 FT. ELSEWHERE 
WITHIN 16N94W TO 12N95W TO 11N99W TO 16N96W N TO NE WINDS 20 TO 
30 KT.  SEAS 8 TO 10 FT IN NE SWELL.
.24 HOUR FORECAST N OF 13N BETWEEN 94W AND 96.5W...INCLUDING THE 
GULF OF TEHUANTEPEC N TO NE WINDS 30 TO 45 KT. SEAS 12 TO 17 FT. 
ELSEWHERE WITHIN 16N93W TO 09N99W TO 09N104W TO 11N103W TO 
16N96W N TO NE WINDS 20 TO 30 KT. SEAS 9 TO 14 FT IN NE SWELL. 
REMAINDER OF AREA FROM 04N TO 14N BETWEEN 92W AND 108W WINDS 
LESS THAN 20 KT. SEAS TO 9 FT IN MIXED NE AND S SWELL.
.48 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 96W N TO NE WINDS 
30 TO 40 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 16N93W TO 10N65W 
TO 07N97W TO 06N102W TO 12N102W TO 16N96W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 13 FT IN NE SWELL. REMAINDER OF AREA FROM 03N TO 
14N BETWEEN 90W AND 110W NE WINDS 20 KT OR LESS. SEAS TO 10 FT 
IN MIXED NE AND S SWELL.

...ASHFALL ADVISORY...
PACAYA VOLCANO AT POSITION 14.4N 90.6W IS ERUPTING AND PRODUCING
LARGE ASH CLOUDS. SOME OF THIS ASH MAY REACH THE SURFACE OF 
OCEAN OFF GUATEMALA FROM 13N TO 14.5N BETWEEN 90.5W AND 92W 
TODAY. MARINERS OFF THE COAST OF GUATELMALA TODAY ARE URGED TO 
EXERCISE CAUTION. IF MARINERS ENCOUNTER VOLCANIC ASH OR FLOATING 
VOLCANIC DEBRIS...YOU ARE ENCOURAGED TO REPORT THE OBSERVATION 
TO THE NATIONAL HURRICANE CENTER BY CALLING 305-229-4424.

.SYNOPSIS AND FORECAST.

.WITHIN 10N87W TO 10N90W TO 11N90W TO 12N89W TO 11N86W TO 
10N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 
KT. SEAS TO 9 FT.  
.24 HOUR FORECAST WITHIN 10N86W TO 08N90W TO 07N95W TO 09N95W TO 
12N87W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT.  
.48 HOUR FORECAST LITTLE CHANGE.

.FROM 05N TO 12N W OF 130W NE WINDS 20 KT OR LESS. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 08N TO 16N W OF 115W NE WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN 
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 2130 UTC THU APR 1...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 10N85W TO 06N90W. ITCZ TO 06N90W TO 05N110W TO 
05N130W TO 02N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 
04N TO 08N BETWEEN 83W AND 88W.

$$
.FORECASTER CANGIALOSI. NATIONAL HURRICANE CENTER.