000
FZPN03 KNHC 231515
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT SEP 23.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 24.
48 HOUR FORECAST VALID 1200 UTC MON SEP 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 18N105W 1005 MB. WITHIN 90 NM S SEMICIRCLE WINDS 
20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
20N106.5W 1005 MB. WITHIN 90 NM OF CENTER WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
22N107W 1004 MB. WITHIN 90 NM SE AND 60 NM NW SEMICIRCLES WINDS 
20 TO 30 KT. SEAS 8 TO 10 FT. 

.FROM 10N TO 13N BETWEEN 103W AND 116W SW TO W WINDS 20 TO 25 
KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 09N TO 14N BETWEEN 102W AND 
120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 09N TO 14N BETWEEN 98W AND 115W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST FROM 09N TO 12N BETWEEN 101W AND 112W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.

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

CONVECTION VALID AT 1500 UTC SAT SEP 23... 

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 10N74W TO 09N85W TO LOW PRES NEAR 13N91W TO 
15N97W TO 14N101W RESUMES FROM 14N108W TO LOW PRES NEAR 13N136W. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 180 NM SW OF AXIS 
BETWEEN 90W AND 97W...AND FROM 10N TO 12N BETWEEN 130W AND 136W. 
SCATTERED MODERATE WITHIN 90 NM S OF AXIS BETWEEN 109W AND 119W. 

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.