000
FZPN03 KNHC 070251
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0430 UTC SAT OCT 07 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT OCT 07.
24 HOUR FORECAST VALID 0000 UTC SUN OCT 08.
48 HOUR FORECAST VALID 0000 UTC MON OCT 09.

.WARNINGS.

...GALE WARNING...

.FROM 10.5N TO 11.5N BETWEEN 87.5W AND 90W SW WINDS 30 TO 40 KT. 
SEAS 14 TO 16 FT. ELSEWHERE WITHIN 60 NM EITHER SIDE OF LINE 
FROM 12N86.5W TO 09.5N90.5W SW TO W WINDS 20 TO 30 KT. SEAS 12 
TO 14 FT. REMAINDER OF AREA N OF LINE FROM 08N84.5W TO 06N90W TO 
06N108W TO 08N117W AND E OF LINE FROM 06N108W TO 08N117W TO 
16N109W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN SW SWELL.
.06 HOUR FORECAST WITHIN 45 NM EITHER SIDE OF LINE FROM 12N87W 
TO 10N89W SW WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. ELSEWHERE N OF 
LINE FROM 09N85W TO 06N90W TO 06N107W TO 09N115W AND E OF LINE 
FROM 06N107W TO 09N115W TO 15N109W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT IN SW SWELL.
.12 HOUR FORECAST N OF LINE FROM 09N85W TO 07N89W TO 06N106W TO 
09N114W AND E OF LINE FROM 06N106W TO 09N114W TO 15N108W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST FROM 08N TO 13N FROM 103W TO 112W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.SYNOPSIS AND FORECAST.

.WITHIN 30 NM EITHER SIDE OF LINE FROM 16N95W TO 
15N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. AREA 
OF SEAS COMBINED WITH PARAGRAPH ABOVE.

.WEAKENING STATIONARY FRONT FROM 30N139W TO 28N140W. W OF LINE 
FROM 30N136W TO 26N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
PRIMARILY IN NW SWELL.
.18 HOUR FORECAST STATIONARY FRONT DISSIPATED. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.

.30 HOUR FORECAST N OF 29N BETWEEN 122W AND 128W WINDS 20 KT OR 
LESS. SEAS 8 FT PRIMARILY IN NW SWELL.
.48 HOUR FORECAST N OF 27.5N BETWEEN 118W AND 131W WINDS 20 KT 
OR LESS. SEAS 8 TO 9 FT PRIMARILY IN NW SWELL.

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

CONVECTION VALID AT 0230 UTC SAT OCT 07...

.SCATTERED MODERATE ISOLATED STRONG FROM 08N TO 10N BETWEEN 103W 
AND 106W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N75W TO 08N80W TO 12N86W TO LOW PRES 1007 
MB NEAR 13N93W TO 16N99W TO LOW PRES 1007 MB NEAR 17N110W TO 
13N111W TO 09N125W TO LOW PRES 1011 MB NEAR 13N137W TO 11N140W. 
NO SIGNIFICANT CONVECTION.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.