000
FZPN03 KNHC 172129
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE OCT 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE OCT 17.
24 HOUR FORECAST VALID 1800 UTC WED OCT 18.
48 HOUR FORECAST VALID 1800 UTC THU OCT 19.

.WARNINGS.

...GALE WARNING...
.WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W TO 15N95W TO
14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30
TO 40 KT. SEAS 10 TO 15 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF
A LINE FROM 16N95W TO 15N95W TO 11N97W N TO NE WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT. REMAINDER OF AREA BOUNDED BY 17N95W TO 12N92W TO
09N99W TO 11N101W TO 17N95W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT
IN MIXED NE AND SOUTHERLY SWELL.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W
TO 13.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS
30 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 45 NM EITHER SIDE
OF A LINE FROM 16N95W TO 12N96W N TO NE WINDS 20 TO 30 KT. SEAS 8
TO 12 FT. REMAINDER OF AREA BOUNDED BY 17N95W TO 12N92W TO
09N99W TO 11N101W TO 17N95W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT
IN MIXED NE AND SOUTHERLY SWELL.
.48 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF A LINE FROM 16N95W
TO 13.5N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS
20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE
OF A LINE FROM 16N95W TO 13N96W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN MIXED NE AND SOUTHERLY SWELL.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 24N127W 1014 MB. WITHIN 180 NM NE SEMICIRCLE WINDS
20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SW AND NW SWELL.
.12 HOUR FORECAST LOW PRES DISSIPATED. TROUGH FROM 26N127W TO
22N127W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.LOW PRES NEAR 15.5N139W 1010 MB. WITHIN 180 NM NE SEMICIRCLE
WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.24 HOUR FORECAST LOW PRES DISSIPATED WITH TROUGH W OF AREA.
OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN AREA BOUNDED BY 15N112W TO 00N110W TO 00N140W TO 05N140W
TO 15N112W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 06N140W TO 04N127W TO
00N130W TO 00N140W TO 06N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 05N140W TO 01N116W TO
03.4S112W TO 03.4S120W TO 00N140W TO 05N140W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED SE AND SW SWELL.

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

CONVECTION VALID AT 2100 UTC TUE OCT 17...

.LOW PRES NEAR 15.5N139W...SCATTERED MODERATE ISOLATED STRONG
WITHIN 90 NM NW SEMICIRCLE.

.TROPICAL WAVE FROM 04N81W TO 09N82W...SCATTERED MODERATE
ISOLATED STRONG FROM 04N TO 06N E OF 79W. SCATTERED MODERATE 
FROM 05N TO 08N BETWEEN 79W AND 82W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N75W TO 08N97W TO 10N114W. 
ITCZ AXIS EXTENDS FROM 10N114W TO 08N124W TO 12N137W. 
SCATTERED MODERATE ISOLATED STRONG FROM 07N TO 10N BETWEEN 91W 
AND 95W...FROM 07N TO 10N BETWEEN 105W AND 109W AND WITHIN AREA 
BOUNDED BY 12N123W TO 12N114W TO 07N114W TO 07N127W TO 12N123W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.