000
FZPN03 KNHC 210240
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU SEP 21 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU SEP 21.
24 HOUR FORECAST VALID 0000 UTC FRI SEP 22.
48 HOUR FORECAST VALID 0000 UTC SAT SEP 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL REMNANT LOW NORMA NEAR 22N117.5W 1007 MB MOVING W 
7 KT. WITHIN 90 NM NW QUADRANT N TO NE WINDS 20 TO 25 KT. SEAS 8 
FT.
.24 HOUR FORECAST LOW PRES NEAR 23N117W. WITHIN 90 NM W 
SEMICIRCLE NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT WITH NW 
SWELL.
.48 HOUR FORECAST LOW TO DISSIPATE. FROM 18N TO 22N BETWEEN 115W 
AND 117W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MERGING SE AND NW 
SWELL.

.POST-TROPICAL REMNANT LOW OTIS NEAR 16N131.5W 1009 MB MOVING SW 
10 KT. WITHIN 150 NM NW SEMICIRCLE N TO NE WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. ELSEWHERE FROM 12.5N TO 21N BETWEEN 131W AND 
139W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW TO DISSIPATE. FROM 15N TO 19N BETWEEN 132W 
AND 137W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.N OF LINE FROM 30N118W TO 23N133W TO 21.5N140W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST...EXCEPT AS NOTED ABOVE...N OF 20N BETWEEN 
116W AND 128W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 117W AND 123W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN NW SWELL. 

.FROM 02N TO 13N BETWEEN 99W AND 115W WINDS 20 KT OR LESS. SEAS 
TO 10 FT IN SE SWELL AND S WIND WAVES. 
.24 HOUR FORECAST WITHIN 150 NM SE OF LINE FROM 14.5N100W TO 
11N112W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 
02N TO 10N BETWEEN 110W AND 122W WINDS 20 KT OR LESS. SEAS TO 8 
FT IN SE SWELL.
.48 HOUR FORECAST LOW PRES NEAR 17N102.5W 1006 MB. WITHIN 90 NM 
NE AND 150 NM SW SEMICIRCLES WINDS 20 TO 25 KT. SEAS TO 9 FT. 
FROM 10N TO 14N BETWEEN 98W AND 110W SW TO W WINDS 20 TO 25 KT. 
SEAS TO 8 FT.  

.GULF OF CALIFORNIA N OF 30N SW WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT. 
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 29.5N SW WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT. 
.36 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 0200 UTC THU SEP 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N72.5W TO 10N83W TO 15N92W TO 11N126W TO 
LOW PRES NEAR 12N136W TO BEYOND 13N140W. SCATTERED MODERATE TO 
STRONG FROM 06N TO 11N BETWEEN 80W AND 86W...AND WITHIN 120 NM N 
AND 210 NM S OF TROUGH FROM 92W TO 113W. 

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.