High Seas Forecast
Issued by NWS

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000
FZPN03 KNHC 211539
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT JAN 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT JAN 21.
24 HOUR FORECAST VALID 1200 UTC SUN JAN 22.
48 HOUR FORECAST VALID 1200 UTC MON JAN 23.

.WARNINGS.

...GULF OF TEHUANTEPEC GALE WARNING...
.42 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING
THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO
14.5N95.5W N TO NE WINDS 30 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE
WITHIN 60 NM OF A LINE FROM 16N95W TO 14N95.5W N TO NE WINDS 20
TO 30 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 32N115W TO 28N117W TO 24N133W. N OF 26N E OF
123W W TO NW WINDS 20 TO 25 KT. SEAS 12 TO 22 FT...HIGHEST NEAR
30N123W. NEW COLD FRONT NW OF AREA. N OF 28N W OF 138W SW WINDS
20 TO 25 KT. SEAS 16 TO 20 FT IN NW SWELL. ELSEWHERE N OF LINE
FROM 21N112W TO 07N130W TO 03N140W WINDS 20 KT OR LESS. SEAS 8
TO 25 FT IN NW SWELL...HIGHEST NEAR 30N130W.
.24 HOUR FORECAST FIRST COLD FRONT DISSIPATED. NEW COLD FRONT
FROM 30N127W TO 23N136W TO 21N140W. N OF 27N WITHIN 300 NM E OF
FRONT SW WINDS 20 TO 30 KT. SEAS 15 TO 17 FT IN NW SWELL. W OF
FRONT NW WINDS 20 TO 30 KT. SEAS 11 TO 21 FT IN NW
SWELL...HIGHEST NW PART. ELSEWHERE OUTSIDE OF GULF OF CALIFORNIA
AND N OF LINE FROM 16N104W TO 02N130W TO 02N140W WINDS 20 KT OR
LESS. SEAS 8 TO 22 FT IN NW SWELL...HIGHEST NW PART.
.48 HOUR FORECAST COLD FRONT FROM 30N117W TO 25N122W TO 20N132W.
N OF 25N W OF FRONT TO 137W W TO NW WINDS 20 TO 30 KT. SEAS 15
TO 23 FT IN NW SWELL...HIGHEST NEAR 30N132W. W OF LINE FROM
24N140W TO 22N126W TO 08N134W TO 08N140W AND FROM 12N TO 16N
BETWEEN 118W AND 127W NE WINDS 20 TO 25 KT. SEAS 9 TO 14 FT.
ELSEWHERE OUTSIDE GULF OF CALIFORNIA AND N OF LINE FROM 11N101W
TO 03N110W TO 00N123W TO 00N140W WINDS 20 KT OR LESS. SEAS 8 TO
18 FT IN NW SWELL.

.GULF OF CALIFORNIA COLD FRONT ENTERING N GULF. N OF 29N W TO SW
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.12 HOUR FORECAST COLD FRONT DISSIPATING. WINDS 20 KT OR LESS.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST GULF OF CALIFORNIA FROM 22N TO 25N NW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT. FROM 17N TO 21N E OF
107W...INCLUDING CABO CORRIENTES...NW WINDS 20 TO 25 KT. SEAS 8
TO 11 FT IN NW SWELL.
.48 HOUR FORECAST NEW COLD FRONT APPROACHING GULF. N OF 30N SW
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. E OF A LINE FROM 24N110W
TO 18N107W...INCLUDING SOUTHERN GULF OF CALIFORNIA AND CABO
CORRIENTES...NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW SWELL
OUTSIDE GULF OF CALIFORNIA.

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

CONVECTION VALID AT 1500 UTC SAT JAN 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 07N96W TO 06N115W TO 04N130W TO BEYOND 02N140W.
SCATTERED MODERATE WITHIN 120 NM OF ITCZ AXIS BETWEEN 110W AND
117W.

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.



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