000
FZPN03 KNHC 271558
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC WED JUN 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUN 27.
24 HOUR FORECAST VALID 1200 UTC THU JUN 28.
48 HOUR FORECAST VALID 1200 UTC FRI JUN 29.

.WARNINGS.

...GALE WARNING...

.LOW PRES NEAR 12.1N108.5W 1007 MB. WITHIN 270 NM SE SEMICIRCLE 
WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N111W 1005 MB. WITHIN 240 NM SE SEMICIRCLE AND 120 NM NW 
QUADRANT. WINDS 20 TO 30 KT. SEAS TO 11 FT. 
.30 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N112W 1004 MB. WITHIN 90 NM N SEMICIRCLE WINDS 30 TO 35 KT. 
SEAS TO 12 FT. ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND SE 
QUADRANT WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N115W 1004 MB. WITHIN 90 NM N SEMICIRCLE WINDS 30 TO 35 KT. 
SEAS TO 12 FT. ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND SE 
QUADRANT WINDS 20 TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 20N123W 1010 MB. WITHIN 120 NM N SEMICIRCLE WINDS 
20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.18 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.     

.S OF LINE FROM 03.4S115W TO 01S120W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN SW SWELL. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.  

.W OF A LINE FROM 30N130W TO 22N140W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.12 HOUR FORECAST FROM 10N TO 12N E OF 89W...INCLUDING GULF OF 
PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.36 HOUR FORECAST LOW PRESSURE NEAR 09N93W 1008 MB. FROM 10.5N 
TO 12.5N E OF 91W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRESSURE NEAR 09N97W 1007 MB. FROM 10N TO 
12.5N BETWEEN 90W AND 99W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 
FT. 

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

CONVECTION VALID AT 1515 UTC WED JUN 27...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 

MONSOON TROUGH FROM 09N83W TO 11N99W TO LOW PRESSURE NEAR 
12N108W 1007 MB TO 11N135W. ITCZ BEGINS NEAR 11N135W AND 
CONTINUES TO 10N140W. SCATTERED MODERATE ISOLATED STRONG FROM 
09N TO 17N BETWEEN 102W AND 112W...N OF 04N BETWEEN 90W AND 
102W...AND N OF 04N E OF 86W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.