566 
FZPN03 KNHC 260310
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN AUG 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN AUG 26.
24 HOUR FORECAST VALID 0000 UTC MON AUG 27.
48 HOUR FORECAST VALID 0000 UTC TUE AUG 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 11N TO 13.5N BETWEEN 96W AND 101W E TO SE WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES NEAR 11.5N107W 1008 MB. WITHIN 90 NM 
E SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST LOW PRES NEAR 14N111W 1007 MB. WITHIN 120 NM 
NE SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 9 FT.

.LOW PRES NEAR 13N122W 1009 MB MOVING WNW 14 KT. WITHIN 120 NM 
SE SEMICIRCLE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13.5N126W 1008 MB. WITHIN 120 NM N QUADRANT WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13.5N131W 1007 MB. WITHIN 120 NM N AND 90 NM S SEMICIRCLES WINDS 
20 TO 30 KT. SEAS TO 11 FT.

.FROM 10.5N TO 12N E OF 87.5W...INCLUDING GULF OF PAPAGAYO...NE 
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 12N E OF 87.5W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 10.5N TO 12N E OF 87.5W...INCLUDING GULF 
OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.06 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING 
GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST S OF 01N BETWEEN 133W AND 140W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED S AND SE SWELL.
.24 HOUR FORECAST S OF 02N BETWEEN 135W AND 140W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED S AND SE SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0300 UTC SUN AUG 26...

.LOW PRES NEAR 13N122W...NUMEROUS MODERATE SCATTERED STRONG 
WITHIN 60 NM SW SEMICIRCLE OF THE LOW. SCATTERED MODERATE 
ISOLATED STRONG ELSEWHERE FROM 10N TO 18N BETWEEN 120W AND 126W. 
 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 10N97W TO 10N110W TO LOW PRES NEAR 
13N122W TO 14N131W TO 13N140W. SCATTERED MODERATE ISOLATED 
STRONG FROM 05N TO 09N BETWEEN 81W AND 86W...FROM 06N TO 10N 
BETWEEN 90W AND 95W...FROM 06N TO 15N BETWEEN 98W AND 105W...AND 
FROM 07N TO 10N BETWEEN 105W AND 116W. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 210 NM N AND 180 NM S OF THE MONSOON 
TROUGH BETWEEN 128W AND 140W. 

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.