000
FZPN03 KNHC 270329 RRA
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED JUN 27.
24 HOUR FORECAST VALID 0000 UTC THU JUN 28.
48 HOUR FORECAST VALID 0000 UTC FRI JUN 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 10.4N103W 1007 MB. WITHIN 300 NM SE SEMICIRCLE 
WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE FROM 05N TO 10N 
BETWEEN 97W AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW 
SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N110W 1006 MB. WITHIN 120 NM N SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS TO 10 FT. ELSEWHERE FROM 08N TO 15N BETWEEN 100W AND 110W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.  
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N114W 1005 MB. WITHIN 120 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS TO 11 FT. ELSEWHERE WITHIN 210 NM SE QUADRANT WINDS 20 TO 
25 KT. SEAS TO 9 FT. REMAINDER AREA FROM 10N TO 17N BETWEEN 106W 
AND 116W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL. 

.LOW PRES NEAR 20N121W 1010 MB. WITHIN 90 NM NW SEMICIRCLE WINDS 
20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.12 HOUR FORECAST DISSIPATING LOW PRES NEAR 20N124W 1012 MB. 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.  

.S OF LINE FROM 03.4S111W TO 00S120W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN SW SWELL. ELSEWHERE S OF 02N BETWEEN 123W AND 131W 
WINDS 20 KT OR LESS. SEAS TO 8 FT IN SW SWELL. 
.24 HOUR FORECAST S OF LINE FROM 03.4S107W TO 01S120W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN SW SWELL. ELSEWHERE S OF 02N BETWEEN 
125W AND 136W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.  
.48 HOUR FORECAST S OF 00S BETWEEN 106W AND 120W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED SWELL. ELSEWHERE S OF 01N BETWEEN 
135W AND 137W. 

.W OF A LINE FROM 30N127W TO 23N140W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 22N TO 29N W OF 135W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.03 HOUR FORECAST FROM 10.5N TO 11.5N E OF 88W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 11.5N E OF 89W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.  
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW PRESSURE NEAR 09N96W 1008 MB. WITHIN 75 NM 
N SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT. 

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

CONVECTION VALID AT 0315 UTC WED JUN 27...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 

MONSOON TROUGH FROM 06N85W TO 07N96W TO LOW PRESSURE NEAR 
10N103W 1007 MB TO 15N112W. ITCZ BEGINS NEAR 11N125W AND 
CONTINUES TO 08N133W TO 08N140W. SCATTERED MODERATE TO STRONG 
CONVECTION FROM 06N TO 15N E OF 110W. SCATTERED MODERATE 
CONVECTION N OF 04N E OF 99W. 

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.