614 
FZPN03 KNHC 181608
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED JUL 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 18.
24 HOUR FORECAST VALID 1200 UTC THU JUL 19.
48 HOUR FORECAST VALID 1200 UTC FRI JUL 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 15 NM OF LINE FROM 16N95W TO 15N95W...INCLUDING THE 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.18 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W... 
INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 30 NM OF LINE FROM 11N86W TO 10.5N87.5W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
 
.TROPICAL WAVE FROM 11N127W TO LOW PRES 1011 MB NEAR 16N127W TO
20N126W. FROM 16N TO 18N BETWEEN 123W AND 127W WINDS 20 KT OR
LESS. SEAS 8 FT IN E SWELL. 
.12 HOUR FORECAST TROPICAL WAVE FROM 11N131W TO 19N128W. LOW 
PRES DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.S OF 02S BETWEEN 95W AND 120W WINDS 20 KT OR LESS. SEAS TO 8 
FT IN SW SWELL. 
.24 HOUR FORECAST S OF 05N BETWEEN 90W AND 125W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN SW SWELL.
.48 HOUR FORECAST S OF 07N BETWEEN 90W AND 130W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN SW SWELL.

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

CONVECTION VALID AT 1530 UTC WED JUL 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N78W TO 08N99W. ITCZ SEGMENTS
FROM 08N102W TO 10N113W...FROM 10N117W TO 13N123W...AND FROM 
12N120W TO BEYOND 10N140W. SCATTERED MODERATE TO ISOLATED STRONG
FROM 04N TO 08N E OF 88W. SCATTERED MODERATE FROM 06N AND 13N 
BETWEEN 114W AND 121W...AND WITHIN 120 NM EITHER SIDE OF THE 
ITCZ W OF 135W. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.