000
FZPN03 KNHC 261558
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU OCT 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU OCT 26.
24 HOUR FORECAST VALID 1200 UTC FRI OCT 27.
48 HOUR FORECAST VALID 1200 UTC SAT OCT 28.

.WARNINGS.

...GALE WARNING... 
.WITHIN 30 NM OF LINE FROM 16N95W TO 12.5N96W N TO NE WINDS 30 
TO 35 KT. SEAS 15 TO 19 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 
16N95W TO 11N97.5W N TO NE WINDS 20 TO 30 KT. SEAS 10 TO 15 FT.
REMAINDER OF AREA FROM 02N TO 14N BETWEEN 93W AND 112W WINDS 20 
KT OR LESS. SEAS TO 12 FT PRIMARILY IN MIXED NE AND SW SWELL. 
.06 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 
10.5N97W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 
TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE FROM 02N TO 14N BETWEEN 
93W AND 112W WINDS 20 KT OR LESS. SEAS TO 12 FT PRIMARILY IN 
MIXED NE AND SW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS 8 FT OR GREATER 
MERGED WITH PARAGRAPH BELOW. 
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 
14N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 
25 KT. SEAS TO 8 FT. 

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 11N87W 1009 MB. FROM 04N TO 08N BETWEEN 86W AND 
93W SW WINDS 20 TO 25 KT. SEAS TO 10 FT. FROM 08N TO 11N BETWEEN 
87W AND 93W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
10N89W 1007 MB. WITHIN 120 NM NE SEMICIRCLE OF LOW E TO SE WINDS 
20 TO 25 KT. SEAS 8 TO 12 FT. FROM 05N TO 09N BETWEEN 89W AND 
95W SW WINDS 20 TO 25 KT. SEAS TO 10 FT. REMAINDER AREA FROM 02N 
TO 12N BETWEEN 89W AND 112W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN NE AND NW SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N92W 1005 MB. WITHIN 240 NM SE SEMICIRCLE OF LOW SW WINDS 20 
TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN AREA BOUNDED BY 
15N93W TO 09N100W TO 07N112W TO 02N106W TO 07N88W TO 12N86W TO 
15N93W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. 

.30 HOUR FORECAST W OF LINE FROM 30N138W TO 28N140W WINDS 20 KT 
OR LESS. SEAS TO 9 FT IN NW SWELL.
.48 HOUR FORECAST W OF LINE FROM 30N127W TO 16N140W WINDS 20 KT 
OR LESS. SEAS 8 TO 13 FT IN NW SWELL...HIGHEST NW.

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

CONVECTION VALID AT 1430 UTC THU OCT 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 13N85W TO 1009 MB LOW PRES NEAR 11N87W TO 
08N100W TO 10N110W TO 1009 MB LOW PRES NEAR 08N134W TO 08N138W. 
THE ITCZ CONTINUES FROM 08N138W TO BEYOND 08N140W. NUMEROUS 
MODERATE TO STRONG FROM 06N TO 13N BETWEEN 102W AND 118W...AND 
FROM 05N TO 13N BETWEEN 125W AND 138W. 

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.