000
FZPN03 KNHC 102101
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON APR 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MON APR 10.
24 HOUR FORECAST VALID 1800 UTC TUE APR 11.
48 HOUR FORECAST VALID 1800 UTC WED APR 12.

.WARNINGS.

...GALE WARNING...

.36 HOUR FORECAST GULF OF TEHUANTEPEC N WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS BUILDING TO 9 FT. ELSEWHERE WITHIN 45 NM EITHER 
SIDE OF LINE FROM 16N95W TO 14N96W N TO NE WINDS 20 TO 30 KT. 
SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W 
TO 13N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT APPROACH 30N140W. N OF 29.5N W OF 138W SW WINDS 20 
TO 25 KT. SEAS TO 10 FT. ELSEWHERE N OF LINE FROM 30N134W TO 
28N140W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. 
.12 HOUR FORECAST COLD FRONT FROM 30N137W TO 28N140W. N OF LINE
FROM 30N126W TO 29N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N132W TO 27N140W. N OF LINE
FROM 30N118W TO 28N126W TO 29N140W. WINDS 20 KT OR LESS. SEAS TO
9 FT IN NW SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 30N127W TO 25N139W. N OF
24N E OF 118W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL.

.W OF LINE FROM 17N140W TO 06N133W NE WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT. ELSEWHERE BOUNDED BY 30N125W TO 30N116W TO 20N111W TO 
05N126W TO 04N140W TO 19N140W TO 30N125W WINDS 20 KT OR LESS.
SEAS TO 10 FT PRIMARILY IN NW SWELL.
.12 HOUR FORECAST FROM 08N TO 14N BETWEEN 131W AND 140W NE WINDS 
20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 05N TO 19N W OF 125W 
WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST W OF LINE FROM 19N140W TO 11N122W TO 04N140W
WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST W OF LINE FROM 16N127W TO 07N120W WINDS 20 KT
OR LESS. SEAS TO 9 FT IN MIXED SWELL.

.12 HOUR FORECAST FROM 10.5N TO 12N E OF 88W...INCLUDING THE 
GULF OF PAPAGAYO...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 10.5N TO 12N E OF 87.5W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST FROM 10N TO 12N E OF 88W...INCLUDING THE GULF 
OF PAPAGAYO...WINDS 20 KT OR LESS. SEAS TO 8 FT.

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

CONVECTION VALID AT 2100 UTC MON APR 10...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 06N87W TO 02N102W. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 150 NM OF LINE FROM 05N86W TO 04N100W. ITCZ FROM
03N108W TO 05N120W TO 02N130W. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 180 NM OF LINE FROM 05N111W TO 09N123W. 

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.