000
FZPN03 KNHC 030229
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE OCT 03 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE OCT 03.
24 HOUR FORECAST VALID 0000 UTC WED OCT 04.
48 HOUR FORECAST VALID 0000 UTC THU OCT 05.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 28N BETWEEN 123W AND 129W N WINDS 20 TO 25 KT. 9 TO 11 FT. 
ELSEWHERE N OF 25N BETWEEN 118W AND 131W WINDS 20 KT OR LESS. 
SEAS 8 TO 12 FT IN N SWELL.
.24 HOUR FORECAST N OF 27N BETWEEN 120W AND 130W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN N SWELL. 
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.LOW PRES NEAR 13.5N94.5W. WITHIN 60 NM OF LOW CENTER WINDS 20 
TO 25 KT. SEAS 8 TO 11 FT ON THE SE SEMICIRCLE OF LOW CENTER. 
ELSEHWERE FROM 10N TO 13N BETWEEN 92W AND 96W SW TO W WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT IN SW SWELL. FROM 08N TO 12N BETWEEN 
96W AND 110W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST LOW PRES NEAR 14.5N96W 1004 MB. WITHIN 60 NM 
NW AND 90 NM SE SEMICIRCLES OF LOW CENTER WINDS 20 TO 30 KT. 
SEAS 9 TO 13 FT. ELSEWHERE FROM 07N TO 13N BETWEEN 90W AND 100W 
SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. FROM 07N TO 11N 
BETWEEN 100W AND 110W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 
FT. 
.48 HOUR LOW PRES NEAR 16N102W 1004 MB. WITHIN 90 NM OF CENTER 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. FROM 03N TO 06N BETWEEN 78W 
AND 86W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE 
FROM 05N TO 11N BETWEEN 84W AND 108W SW TO W WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT IN SW SWELL. 

.06 HOUR FORECAST N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS BUILDING TO 
9 FT.
.12 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 16N95W 
TO 15N95W TO 14N95.5W...INCLUDING THE GULF OF TEHUANTEPEC...N 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST CONDITIONS MERGED WITH DEVELOPING LOW PRESSURE.

.18 HOUR FORECAST S OF A LINE FROM 03.4S105W TO 02N120W TO 
02N130W TO 00N135W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW 
SWELL.
.24 HOUR FORECAST S OF A LINE FROM 03.4S100W TO 04N120W TO 
04N130W TO 00N137W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW 
SWELL.
.48 HOUR FORECAST REMAINDER OF AREA S OF 14N BETWEEN 90W AND 
130W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN SW SWELL.

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

CONVECTION VALID AT 0200 UTC TUE OCT 03...

.LOW PRES NEAR 13.5N94.5W 1004 MB...NUMEROUS MODERATE WITHIN 
ABOUT 60 NM NW OF A LINE FROM 14N94W TO 13N96W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH IS OVER CENTRAL AMERICA AND EXTENDS FROM 
SOUTHERN GUATEMALA TO 1004 MB LOW PRES NEAR 13.5N94.5W TO 
15N110W TO 13N110W TO 12N120W TO 1008 MB LOW PRES NEAR 13N128W 
TO BEYOND 10N140W. OUTSIDE FROM THE CONVECTION ASSOCIATED WITH 
THE AFOREMENTIONED LOW PRESSURE...CLUSTERS OF MODERATE TO STRONG 
CONVECTION ARE NOTED OVER PARTS OF CENTRAL AMERICA NEAR THE 
TROUGH AXIS. SIMILAR CONVECTION IS ALONG THE MEXICAN COAST 
BETWEEN 95W AND 99W. SCATTERED MODERATE IS FROM 10N TO 15N 
BETWEEN 97W AND 102W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.