577 
FZPN03 KNHC 171526
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE JAN 17 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE JAN 17.
24 HOUR FORECAST VALID 1200 UTC WED JAN 18.
48 HOUR FORECAST VALID 1200 UTC THU JAN 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N112W TO 23N120W TO 21N130W THEN STATIONARY 
TO 23N138W. N OF FRONT WINDS 20 KT OR LESS. SEAS 9 TO 12 
FT...EXCEPT 11 TO 14 FT IN NW SWELL N OF 26N BETWEEN 118W AND 
131W. ELSEWHERE N OF A LINE FROM 28N115W TO 24N120W TO 20N130W 
TO 20N140W AND ALSO FROM 06N TO 20N W OF 128W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL. S OF 15N BETWEEN 92W AND 120W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. FROM 15N TO 
19N BETWEEN 102W AND 108W WINDS 20 KT OR LESS SEAS 8 FT IN NW 
SWELL.
.24 HOUR FORECAST FRONT DISSIPATED. NW OF A LINE FROM 21N110W TO 
14N120W TO 11N130W TO 08N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN NW SWELL...HIGHEST FAR NE PART.
.48 HOUR FORECAST N OF 14N W OF 110W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN NW SWELL. FROM 10N TO 14N W OF 127W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NW SWELL.

.COLD FRONT FROM 30N112W TO 23N120W TO 21N130W THEN STATIONARY 
TO 23N138W. GULF OF CALIFORNIA...SE OF FRONT TO 29N BETWEEN 112W 
AND 113W SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST COLD FRONT TO MOVE E OF AREA. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1515 UTC TUE JAN 17...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 07N100W TO 
05N112W. THE ITCZ AXIS EXTENDS FROM 05N112W TO 05N120W TO 
06N130W TO BEYOND 07N140W. SCATTERED MODERATE WITHIN 120 NM
N OF THE ITCZ BETWEEN 127W AND 132W AND WITHIN 30 NM N OF THE ITCZ 
BETWEEN 133W AND 138W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.