939 
FZPN03 KNHC 210300
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE AUG 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE AUG 21.
24 HOUR FORECAST VALID 0000 UTC WED AUG 22.
48 HOUR FORECAST VALID 0000 UTC THU AUG 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF 02S AND W OF 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN 
MIXED SW AND SE SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.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.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 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.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF LINE FROM 16N95W 
TO 14.5N95W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W TO 14.5N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO 
NE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W 
TO 15N95W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. 
SEAS TO 9 FT.

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

CONVECTION VALID AT 0215 UTC TUE AUG 21...

.TROPICAL WAVE ALONG 96W...SCATTERED MODERATE ISOLATED STRONG 
FROM 06N TO 11N BETWEEN 93W AND 97W. 

.TROPICAL WAVE ALONG 116W-117W...SCATTERED MODERATE ISOLATED 
STRONG FROM 07N TO 14N BETWEEN 111W AND 120W.

.TROPICAL WAVE ALONG 128W-129W...SCATTERED MODERATE ISOLATED 
STRONG WITHIN 60 NM EITHER SIDE OF LINE FROM 17N125W TO 13N134W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 11N74W TO 08N98W TO 11N115W TO 12N125W. ITCZ 
FROM 10N133W TO BEYOND 09N140W. SCATTERED MODERATE ISOLATED 
STRONG FROM 07N TO 11N BETWEEN 98W AND 107W AND FROM 07N TO 11N 
W OF 133W. 

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.