000
FZPN03 KNHC 272146
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED JUN 27.
24 HOUR FORECAST VALID 1800 UTC THU JUN 28.
48 HOUR FORECAST VALID 1800 UTC FRI JUN 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION SIX-E NEAR 13.3N 108.5W 1007 MB AT 2100 UTC 
JUN 27 MOVING WNW OR 290 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. WITHIN 240 NM E SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS TO 9 FT. 
.24 HOUR FORECAST TROPICAL STORM SIX-E NEAR 15.1N 112.4W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN 60 NM NE SEMICIRCLE WITH SEAS TO 12 FT. 
ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 
FT. 
.48 HOUR FORECAST TROPICAL STORM SIX-E NEAR 16.6N 116.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM E SEMICIRCLE...40 NM SW QUADRANT AND 50 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER WITH SEAS 
TO 15 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS 8 TO 12 FT. 
.72 HOUR FORECAST TROPICAL STORM SIX-E NEAR 17.5N 119.0W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM SIX-E NEAR 18.5N 122.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW SIX-E NEAR 19.5N 
126.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 20N123W 1012 MB. WITHIN 90 NM NW SEMICIRCLE WINDS 
20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.12 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.     

.W OF A LINE FROM 30N133W TO 22N138W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 24N TO 29N W OF 138W WINDS 20 KT OR LESS. 
SEAS 8 FT IN MIXED SWELL. 
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.06 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. 
.48 HOUR FORECAST LOW PRESSURE NEAR 09N98W 1007 MB. FROM 10N TO 
12.5N BETWEEN 89W AND 99W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 
FT. 

.42 HOUR FORECAST N OF 28N BETWEEN 118W AND 125W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL. 
.48 HOUR FORECAST LITTLE CHANGE. 

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

CONVECTION VALID AT 2115 UTC WED JUN 27...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 

MONSOON TROUGH FROM 09N83W TO 11N95W TO T.D. SIX E NEAR 
13.3N108.5W TO 14N120W TO 11N135W. ITCZ BEGINS NEAR 11N135W AND 
CONTINUES TO BEYOND 10N140W. SCATTERED MODERATE ISOLATED STRONG 
FROM 10N TO 18N BETWEEN 106W AND 115W AND FROM 05N TO 13N E OF 
103W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.