000
FZPN03 KNHC 081544
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON JAN 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON JAN 08.
24 HOUR FORECAST VALID 1200 UTC TUE JAN 09.
48 HOUR FORECAST VALID 1200 UTC WED JAN 10.

.WARNINGS.

...GALE WARNING...
.12 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
30 KT. SEAS BUILDING TO 8 FT.
.15 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14.5N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF 
LINE FROM 16N95W TO 13.5N95W N TO NE WINDS 20 TO 30 KT. SEAS TO 
9 FT.
.24 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W TO 14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE 
WINDS 30 TO 35 KT. SEAS 11 TO 14 FT. ELSEWHERE WITHIN 60 NM 
EITHER SIDE OF LINE FROM 16N95W TO 14N95W TO 12N96W N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.36 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W TO 14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. FROM 10N TO 14N BETWEEN 94W 
AND 98W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N135W TO 28N140W. TROUGH FROM 30N129W TO 
23N127W TO 16N128W. N OF 27N BETWEEN 130W AND 136W NW WINDS 20 
TO 25 KT. SEAS 10 TO 11 FT. ELSEWHERE W OF LINE FROM 30N128W TO 
22N130W TO 17N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N119W TO 21N127W. 
TROUGH FROM 30N119W TO 25N120W TO 20N123W. W OF FRONT AND N OF 
28N TO 130W NW WINDS 20 TO 25 KT. SEAS 9 TO 14 FT. ELSEWHERE W 
OF LINE FROM 30N118W TO 17N136W TO 16N140W WINDS 20 KT OR LESS. 
SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. N OF LINE FROM 26N116W TO 
13N132W TO 15N140W AND E OF LINE FROM 30N135W TO 25N140W TO 
15N140W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW 
SWELL...HIGHEST NEAR 30N121W.

.30 HOUR FORECAST GULF OF CALIFORNIA N OF 30N S TO SW WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST GULF OF CALIFORNIA FROM 29N TO 30N W WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1430 UTC MON JAN 08...

.TROUGH FROM 06N127W TO 14N126W. SCATTERED MODERATE ISOLATED 
STRONG FROM 08N TO 12N BETWEEN 121W AND 131W.

.TROUGH FROM 16N128W TO 23N127W TO 30N129W. SCATTERED MODERATE 
ALONG AND UP TO 270 NM OF TROUGH AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 09N82W TO 05N93W. ITCZ CONTINUES FROM 05N93W 
TO 07N112W TO 09N125W. ITCZ RESUMES FROM 11N129W TO BEYOND 
09N140W. SCATTERED MODERATE ISOLATED STRONG ALONG AND UP TO 60 
NM N AND UP TO 180 NM S OF TROUGH AXIS. SCATTERED MODERATE FROM 
09N TO 11N BETWEEN 125W AND 129W.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.