000
FZPN03 KNHC 151545
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN APR 15 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN APR 15.
24 HOUR FORECAST VALID 1200 UTC MON APR 16.
48 HOUR FORECAST VALID 1200 UTC TUE APR 17.

.WARNINGS.

...GALE WARNING...
.WITHIN 30 NM OF LINE FROM 16N95W TO 14.5N95W... INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS TO 13 FT. 
ELSEWHERE WITHIN 60 NM OF LINE FROM 16N95W TO 13N95.5W N TO NE 
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.12 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 45 
KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 16N95W 
TO 13N97W TO 12N100W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14.5N95.5W 
TO 13N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 
16N95W TO 14N95.5W TO 12.5N98W TO 12N101W N TO NE WINDS 20 TO 30 
KT. SEAS 8 TO 16 FT IN N TO NE SWELL. REMAINDER OF AREA FROM 10N 
TO 14.5N BETWEEN 93W AND 103W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN N TO NE SWELL.
.36 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 
KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 75 NM OF LINE FROM 16N95W 
TO 14N96W TO 12N98W TO 12N102W N TO NE WINDS 20 TO 30 KT. SEAS 
10 TO 14 FT. REMAINDER OF AREA FROM 08N TO 14.5N BETWEEN 93W AND 
105W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
35 KT. SEAS 9 TO 14 FT. ELSEWHERE WITHIN 60 NM OF LINE FROM 
16N95W TO 14N95W TO 12.5N97W N TO NE WINDS 20 TO 30 KT. SEAS 9 
TO 12 FT. REMAINDER OF AREA FROM 04N TO 15N BETWEEN 93W AND 108W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.NW OF LINE FROM 27N114W TO 18N107W TO 05N115W TO 05N140W WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NW AND NE SWELL. 
.24 HOUR FORECAST NW OF LINE FROM 28N115W TO 14N103W TO 09N103W 
TO 03N130W TO 00N135W TO 00N140W WINDS 20 KT OR LESS. SEAS 8 TO 
11 FT IN MIXED NW AND NE SWELL...HIGHEST W OF 132W. 
.48 HOUR FORECAST FROM 18N TO 26N W OF 130W NE TO E WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT. ELSEWHERE NW OF LINE FROM 30N116W TO 
20N112W TO 14N108W TO 08N120W TO 06N140W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED NW AND NE SWELL.

.GULF OF CALIFORNIA FROM 25N TO 28N WINDS 20 KT OR LESS. SEAS TO 
8 FT IN NW SWELL.
.06 HOUR FORECAST GULF OF CALIFORNIA WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST GULF OF CALIFORNIA FROM 29N TO 31N SW TO 
W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST TROUGH FROM 30N111.5W TO 26N111.5W. N OF 30N 
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 

.24 HOUR FORECAST FROM 10.5N TO 11.5N E OF 88W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.36 HOUR FORECAST FROM 10N TO 11.5N E OF 88W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 09.5N TO 12N E OF 88W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. FROM 
08.5N TO 10N BETWEEN 88W AND 91W NE WINDS 20 TO 25 KT. SEAS TO 8 
FT.

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

CONVECTION VALID AT 1515 UTC SUN APR 15...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM 09N75W TO 07N79W TO 09N88W TO 
05N105W. THE ITCZ STRETCHES FROM 09N106W TO 06N120W TO BEYOND 
07N140W. SCATTERED MODERATE TO STRONG CONVECTION IS NOTED WITHIN 
90 NM N AND 150 NM S OF THROUGH BETWEEN 83W AND 105W. SIMILAR 
CONVECTION IS NOTED WITHIN 210 NM N AND 90 NM S OF THE ITCZ 
BETWEEN 105W AND 130W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.