000
FZPN03 KNHC 140927
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC SAT OCT 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT OCT 14.
24 HOUR FORECAST VALID 0600 UTC SUN OCT 15.
48 HOUR FORECAST VALID 0600 UTC MON OCT 16.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.NW OF LINE FROM 30N125W TO 25N130W TO 20N136W NE TO E WINDS 20 
TO 25 KT. SEAS 9 TO 12 FT. ELSEWHERE NW OF LINE FROM 30N118W TO 
22N120W TO 12N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
SWELL.
.24 HOUR FORECAST NW OF LINE FROM 30N122W TO 20N130W TO 10N130W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.48 HOUR FORECAST FROM 15N TO 22N W OF 138W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NE SWELL.

.LOW PRES NEAR 12N113W 1006 MB. FROM 00N TO 12N BETWEEN 105W AND 
115W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL. S OF 00S W 
OF 105W...AND S OF 02S BETWEEN 90W AND 105W WINDS 20 KT OR LESS. 
SEAS 8 TO 9 FT IN SW SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N114W 1006 MB. WITHIN 120 NM NE SEMICIRCLE OF LOW WINDS 20 TO 
30 KT. SEAS 8 TO 12 FT. ELSEWHERE S OF LINE FROM 00N130W TO 
10N120W TO 20N120W TO 17N110W TO 06N110W TO 03.4S90W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N119W 1006 MB. WITHIN 210 NM NE SEMICIRCLE OF LOW WINDS 20 TO 
30 KT. SEAS 8 TO 12 FT. ELSEWHERE S OF LINE FROM 00N126W TO 
13N135W TO 21N125W TO 21N114W TO 07N110W TO 03.4S93W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN SW SWELL.

.WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 13N96.5W... 
INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 
8 TO 10 FT.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO 
14N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
30 KT. SEAS 8 TO 11 FT.

.30 HOUR FORECAST GULF OF CALIFORNIA N OF 30N NW WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 0900 UTC SAT OCT 14...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 09N95W TO 1007 MB LOW 
PRESSURE NEAR 12N111.5W TO 11N119W TO 10N137W. THE ITCZ EXTENDS 
FROM 10N137W TO BEYOND 11N140W. SCATTERED MODERATE CAN BE FOUND 
FROM 06N TO 08N BETWEEN 94W AND 96W...FROM 10N TO 14N BETWEEN 
98W AND 101W...FROM 08N TO 11N BETWEEN 112W AND 115W...FROM 10N 
TO 13N BETWEEN 115W AND 119W...AND WITHIN 30 NM OF THE TROUGH 
BETWEEN 123W AND 130W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.