000
FZPN03 KNHC 200248
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED SEP 20.
24 HOUR FORECAST VALID 0000 UTC THU SEP 21.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE NORMA NEAR 22.1N 115.6W 1007 MB AT 0300 
UTC SEP 20 MOVING WNW OR 285 DEG AT 6 KT. MAXIMUM SUSTAINED 
WINDS 30 KT GUSTS 40 KT. WITHIN 120 NM NW AND 60 NM SE 
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 
18.5N TO 23N BETWEEN 113W AND 118W WINDS 20 KT OR LESS. SEAS TO 
9 FT IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW NORMA NEAR 22.5N 
117.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS 8 TO 10 
FT WITHIN 150 NM NW SEMICIRCLE. 
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW NORMA NEAR 23.5N 
117.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS 8 TO 9 
FT WITHIN 120 NM NW SEMICIRCLE. 
.48 HOUR FORECAST...DISSIPATED. CONDITIONS TO MERGE WITH AREA OF 
NW SWELL DESCRIBED BELOW.

.POST-TROPICAL CYCLONE OTIS NEAR 18N 129W 1008 MB MOVING WSW AT 
5 TO 10 KT. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 
180 NM NW SEMICIRCLE NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. 
ELSEWHERE FROM 16.5N TO 23N BETWEEN 125W AND 134W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW OTIS NEAR 16N 132W. 
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WITHIN 240 NM NW 
SEMICIRCLE WINDS 20 KT. SEAS 8 TO 9 FT IN MIXED SWELL. 
.48 HOUR FORECAST...LOW DISSIPATED. FROM 15.5N TO 19N BETWEEN 
132W AND 138W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.

.FROM 12N TO 16N BETWEEN 135W AND 140W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 14N TO 18N BETWEEN 138W AND 140W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN MIXED E AND SE SWELL.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 06N TO 12N BETWEEN 98W AND 111W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN MIXED SE SWELL AND S WIND WAVES.
.24 HOUR FORECAST FROM 06N TO 10N BETWEEN 104W AND 115W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED SE SWELL AND S WIND WAVES.
.48 HOUR FORECAST FROM 05N TO 10N BETWEEN 108W AND 120W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN MIXED SE AND S SWELL.

.N OF 29.5N W OF 132W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW 
SWELL.
.24 HOUR FORECAST N OF LINE FROM 30N117W TO 23N133W TO 25N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST N OF 20N BETWEEN 115W AND 128W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NW TO N SWELL. 

.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 99W AND 105W SW WINDS 
20 TO 25 KT. SEAS TO 8 FT.  

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

CONVECTION VALID AT 0130 UTC WED SEP 20...

.POST-TROPICAL CYCLONE NORMA...ISOLATED LIGHT TO MODERATE WITHIN 
90 NM S SEMICIRCLE.

.TROPICAL WAVE ALONG 96W S OF 21N...SCATTERED MODERATE TO STRONG 
FROM 10N TO 16N BETWEEN 92W AND 104W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N74W TO 08N82W TO 13N96W TO 10N107W TO 
13.5N132W TO BEYOND 13N140W. SCATTERED MODERATE FROM 03N TO 08N 
BETWEEN 77W AND 84W. SCATTERED MODERATE TO STRONG FROM 06N TO 
13.5N BETWEEN 77W AND 89W. SCATTERED MODERATE TO STRONG FROM 12N 
TO 16N BETWEEN 132W AND 138W.  

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.