000
FZPN03 KNHC 030308
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED JAN 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED JAN 03.
24 HOUR FORECAST VALID 0000 UTC THU JAN 04.
48 HOUR FORECAST VALID 0000 UTC FRI JAN 05.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W TO
13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 12 TO 15 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE OF 
LINE FROM 16N95W TO 13N96W TO 11N97W N TO NE WINDS 20 TO 30 KT. 
SEAS 10 TO 13 FT. REMAINDER OF AREA FROM 08N TO 14N BETWEEN 92W 
AND 102W WINDS 20 KT OR LESS. SEAS TO 9 FT IN PRIMARILY NE 
SWELL. 
.24 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 16N95W 
TO 13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 40 KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 90 NM EITHER SIDE 
OF LINE FROM 16N95W TO 12N97W N TO NE WINDS 20 TO 30 KT. SEAS 11 
TO 14 FT. REMAINDER OF AREA FROM 05N TO 14N BETWEEN 93W AND 105W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 12 TO 15 FT. ELSEWHERE WITHIN 75 NM EITHER SIDE OF 
LINE FROM 16N95W TO 15N95W TO 12N97W N TO NE WINDS 20 TO 30 KT. 
SEAS 11 TO 13 FT. REMAINDER OF AREA FROM 06N TO 14N BETWEEN 92W 
AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NE 
SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM OF LINE FROM 11N86W TO 10N87.5W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 09N88W 
...INCLUDING GULF OF PAPAGAYO...NE WINDS 20 TO 30 KT. SEAS TO 9 
FT.

.LOW PRES N OF AREA NEAR 31N133W 1008 MB. COLD FRONT FROM 
30N127W TO 21N129W. W OF LINE FROM 30N125W TO 22N129W TO 16N135W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST LOW WELL N OF AREA. FRONT DISSIPATED. NEW COLD 
FRONT FROM 31N136W TO 21N140W. W OF A LINE FROM 30N125W TO 
16N125W TO 12N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL...HIGHEST W OF FRONT. 
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N130W TO 24N133W. 
W OF LINE FROM 30N122W TO 16N125W TO 11N138W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL.  

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

CONVECTION VALID AT 0200 UTC WED JAN 3...

.COLD FRONT FROM 30N127W TO 21N129W...
SCATTERED MODERATE FROM 17N TO 30N BETWEEN 122W AND 129W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 07N77W TO 06N90W TO 06N100W. ITCZ FROM 
06N100W TO 09N122W...THEN RESUMING FROM 10N127W TO 09N140W. 
NO SIGNIFICANT CONVECTION NOTED.

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.