000
FZPN03 KNHC 170931
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT SEP 17 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT SEP 17.
24 HOUR FORECAST VALID 0600 UTC SUN SEP 18.
48 HOUR FORECAST VALID 0600 UTC MON SEP 19.

.WARNINGS.

...GALE WARNING...
.LOW PRES NEAR 13N106W 1007 MB. WITHIN 330 NM SE SEMICIRCLE OF
LOW S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT. WITHIN 270 NM NE
QUADRANT E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
16N111W 1006 MB. WITHIN 360 NM E SEMICIRCLE OF LOW WINDS 20 TO
30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
19N115W 1005 MB. FROM 90 NM TO 240 NM E SEMICIRCLE OF LOW WINDS
25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 300 NM E AND 120
NM W SEMICIRCLES OF LOW WINDS 20 TO 30 KT. SEAS TO 10 FT.
REMAINDER OF AREA WITHIN 420 NM E SEMICIRCLE OF LOW WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE ORLENE NEAR 20N128W. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 240 NM NW SEMICIRCLE WINDS 20 TO
30 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 17N TO 23N BETWEEN 126W
AND 132W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. 
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW ORLENE NEAR 20N133W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 180 NM NW
SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW ORLENE NEAR 20N138W.
MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WITHIN 270 NM NW
SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.

.FROM 16N TO 24N W OF 132W NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 10N133W 1011 MB. WITHIN 90 NM OF LOW WINDS 20 TO
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST SURFACE TROUGH FROM 12N133W TO 10N140W. ALONG
AND UP TO 90 NM SE OF TROUGH SW WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 10N138W 1011 MB. WITHIN 60 NM SW
SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO
15N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO
15N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 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 0830 UTC SAT SEP 17...

.LOW PRES 13N106W 1007 MB. SCATTERED MODERATE ISOLATED
STRONG FROM 10N TO 18N BETWEEN 100W AND 112W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 11N91W TO 15N100W TO 1007 MB LOW
PRES NEAR 13N106W TO 12N109W TO 11N129W. ITCZ CONTINUES FROM
11N129W TO BEYOND 09N140W. SCATTERED MODERATE ISOLATED STRONG
FROM 10N TO 18N BETWEEN 88W AND 100W. SCATTERED MODERATE
ISOLATED STRONG WITHIN 90 NM EITHER SIDE OF THE MONSOON TROUGH
AXIS AND ITCZ AXIS BETWEEN 112W AND 137W. 

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.