000
FZPN03 KNHC 200314
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0430 UTC SAT OCT 20 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20.
24 HOUR FORECAST VALID 0000 UTC SUN OCT 21.
48 HOUR FORECAST VALID 0000 UTC MON OCT 22.

.WARNINGS.

..TROPICAL STORM WARNING...
.TROPICAL STORM VICENTE NEAR 13.7N 92.5W 1005 MB AT 0300 UTC OCT 
20 MOVING W-NW OR 300 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM NW AND SE 
QUADRANTS...30 NM NE AND 10 NM SW QUADRANTS. SEAS 12 FT OR 
GREATER WITHIN 45 NM NE QUADRANT WITH SEAS TO 13 FT. ELSEWHERE 
WITHIN 90 NM OF CENTER WINDS 20 TO 33 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST TROPICAL STORM VICENTE NEAR 13.3N 94.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 30 NM N AND 20 NM S SEMICIRCLES. SEAS 12 FT OF 
GREATER WITHIN 60 NM NE AND 15 NM SW SEMICIRCLES WITH SEAS TO 15 
FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT AND SEAS 
TO 11 FT. SCATTERED TSTMS IN BANDS WITHIN 150 NM OF CENTER. 
.48 HOUR FORECAST TROPICAL STORM VICENTE NEAR 12.3N 97.4W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12 
FT OR GREATER WITHIN 75 NM NE AND 30 NM SW SEMICIRCLES WITH SEAS 
TO 18 FT. ELSEWHERE WITHIN 150 NM OF CENTER WINDS 20 TO 33 KT. 
SEAS TO 11 FT. SCATTERED TSTMS IN BANDS WITHIN 150 NM OF CENTER.
.72 HOUR FORECAST TROPICAL STORM VICENTE NEAR 13.8N 100.8W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM VICENTE NEAR 17.0N 104.0W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM VICENTE NEAR 20.5N 107.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.    

.LOW PRES 15N104W 1007 MB. WITHIN 30 NM OF CENTER WINDS 20 KT 
OR LESS. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N105.5W 1006 MB. WITHIN 300 NM S SEMICIRCLE WINDS 20 KT OR 
LESS. SEAS TO 8 FT.  
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N107W 1004 MB. WITHIN 360 NM SE SEMICIRCLE WINDS 20 KT OR 
LESS. SEAS TO 9 FT.

.WITHIN AREA BOUNDED BY 19N140W TO 19N133W TO 13N133W TO 06N140W 
TO 19N140W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED 
SW AND NW SWELL. 
.24 HOUR FORECAST FROM 13N TO 19N W OF 135W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED SW AND NW SWELL. 
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST FROM 03N TO 06N BETWEEN 81W AND 85W WINDS 20 
KT OR LESS. SEAS TO 8 FT PRIMARILY IN SW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST S OF 02S BETWEEN 10W AND 120W WINDS 20 KT OR 
LESS. SEAS TO 8 FT PRIMARILY IN SW SWELL.  

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

CONVECTION VALID AT 0300 UTC SAT OCT 20...

.TROPICAL STORM VICENTE...SCATTERED MODERATE ISOLATED STRONG 
WITHIN 90 NM SE SEMICIRCLE OF CENTER.

.LOW PRES 15N104W...NUMEROUS STRONG WITHIN 60 NM SE OF 
CENTER. SCATTERED MODERATE TO STRONG IN BANDS ELSEWHERE WITHIN 
150 NM NE AND 180 NM SW SEMICIRCLES OF CENTER. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 13N95W TO 15N102W...RESUMES FROM 13N106W TO 
10N117W. ITCZ FROM 10N117W TO 10N130W TO 12N140W. SCATTERED 
MODERATE ISOLATED STRONG WITHIN 60 NM OF THE COAST FROM 81W TO 
87W...WITHIN 90 NM OF LINE FROM 15N93W TO 16N99W TO 19N109W. 
ISOLATED MODERATE TO STRONG WITHIN 120 NM OF LINE FROM 11N115W 
TO 10N123W AND FROM 11N131W TO 08N137W TO 08N140W.   

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.