000
FZPN03 KNHC 050256
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI MAY 05 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC FRI MAY 05.
24 HOUR FORECAST VALID 0000 UTC SAT MAY 06.
48 HOUR FORECAST VALID 0000 UTC SUN MAY 07.

.WARNINGS.

...GALE WARNING...
.06 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 8 
FT.
.12 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16.5N95W 
TO 14N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 KT. 
SEAS BUILDING TO 12 FT. ELSEWHERE WITHIN 45 NM EITHER SIDE OF 
LINE FROM 16N95W TO 13N95W N WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W 
TO 14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 35 
KT. SEAS TO 14 FT. ELSEWHERE WITHIN 45 NM EITHER SIDE OF LINE 
FROM 16N95W TO 14.5N95W TO 12N96W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 11 FT. REMAINDER OF AREA FROM 11N TO 14.5N BETWEEN 
93.5W AND 96.5W WINDS 20 KT OR LESS. SEAS TO 10 FT IN MERGING N 
AND SW SWELL.
.36 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 14N95W TO 11.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 90 NM 
EITHER SIDE OF LINE FROM 16N95W TO 14N95W TO 11.5N96.5W WINDS 20 
KT OR LESS. SEAS 8 TO 11 FT IN NE SWELL.
.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT. FROM 08N TO 12.5N BETWEEN 94.5W AND 
99W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MERGING N AND SW 
SWELL.

.SYNOPSIS AND FORECAST.

.AREA S OF LINE FROM 00N100W TO 00N107W TO 03.4S114W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.COLD FRONT FROM 30N138W TO 29.5N140W. NW OF FRONT N TO NE WINDS 
20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N127W TO 24N140W. NW OF 
FRONT N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN NW SWELL. 
ELSEWHERE NW OF LINE FROM 30N124W TO 23N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED NW SWELL AND N WIND WAVES.
.48 HOUR FORECAST COLD FRONT DISSIPATING FROM 30N116W TO 22N130W 
TO 20N140W. W OF FRONT TO 126W NW TO N WINDS 20 TO 25 KT. SEAS 
10 TO 12 IN NW SWELL. W OF 126W AND NW OF FRONT TO LINE FROM 
30N132W TO 26N140W N TO NE WINDS 20 TO 25 KT EXCEPT NE TO E 
WINDS W OF 135W. SEAS 9 TO 10 FT IN NW SWELL. ELSEWHERE NW OF 
LINE FROM 30N116W TO 23N123W TO 18N140W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED NORTHERLY SWELL.

.24 HOUR FORECAST TROUGH FROM 32N115W TO 29N114.5W. GULF OF 
CALIFORNIA N OF 29.5N E OF TROUGH S TO SW WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA FROM 29.5N TO 31.5N S TO SW 
WINDS 20 TO 30 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 0200 UTC THU MAY 4...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 09N74W TO 08.5N94W TO 08N111W. ITCZ 
EXTENDS FROM 08N111W TO 06N135W. SCATTERED TO LOCALLY NUMEROUS 
MODERATE TO STRONG FROM 03.5N TO 11N BETWEEN 83W AND 97W. 
SCATTERED MODERATE TO STRONG WITHIN 180 NM N OF TROUGH BETWEEN 
98W AND 110W. SCATTERED MODERATE ISOLATED STRONG WITHIN 210 NM N 
AND 150 NM S OF ITCZ BETWEEN 119W AND 135W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.