000
FZPN03 KNHC 091534
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE OCT 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC TUE OCT 09.
24 HOUR FORECAST VALID 1200 UTC WED OCT 10.
48 HOUR FORECAST VALID 1200 UTC THU OCT 11.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE SERGIO NEAR 16.6N 127.4W 982 MB AT 1500 UTC OCT 09 
MOVING NE OR 055 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 70 KT 
GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM OF CENTER 
EXCEPT 120 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM 
NE QUADRANT...270 NM SE QUADRANT...360 NM SW QUADRANT...AND 390 
NM NW QUADRANT WITH SEAS TO 34 FT. ELSEWHERE WITHIN 270 NM OF 
CENTER WINDS 20 TO 33 KT. SEAS 13 TO 21 FT IN MIXED SWELL.
REMAINDER OF AREA N OF LINE FROM 19N113W TO 06N120W TO 03N140W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE SERGIO NEAR 18.1N 124.4W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM N SEMICIRCLE AND 130 NM S SEMICIRCLE. SEAS 12 FT 
OR GREATER WITHIN 300 NM N AND 360 NM S SEMICIRCLES WITH SEAS TO 
29 FT. ELSEWHERE WITHIN 270 NM OF CENTER WINDS 20 TO 33 KT. SEAS 
13 TO 20 FT IN MIXED SWELL. ELSEWHERE N OF LINE FROM 15N112W TO 
04N116W TO 09N140W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED 
SWELL.
.48 HOUR FORECAST TROPICAL STORM SERGIO NEAR 21.7N 119.3W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 130 NM NE QUADRANT...150 NM SE QUADRANT...120 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
270 NM OF THE CENTER WITH SEAS TO 24 FT. ELSEWHERE WITHIN 240 NM 
NE AND 180 NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 13 TO 19 FT 
IN MIXED SWELL. ELSEWHERE W OF LINE FROM 30N116W TO 16N105W TO 
13N94W TO 03.4S110W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN 
MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM SERGIO NEAR 26.2N 113.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW SERGIO NEAR 31.0N 
106.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST...DISSIPATED.

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.

.WITHIN 120 NM EITHER SIDE OF LINE FROM 06N105W TO 13N90W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN SW SWELL.
.06 HOUR FORECAST FROM 11N TO 12.5N BETWEEN 94W AND 97W SW WINDS 
20 TO 25 KT. SEAS 10 FT. ELSEWHERE WITHIN 120 NM EITHER SIDE OF 
LINE FROM 07N106W TO 13N92W WINDS 20 KT OR LESS. SEAS 8 FT.
.12 HOUR FORECAST WITHIN 150 NM EITHER SIDE OF LINE FROM 06N107W 
TO 13N92W WINDS 20 KT OR LESS. SEAS TO 9 FT IN SW SWELL.
.24 HOUR FORECAST WITHIN 120 NM EITHER SIDE OF LINE FROM 04N111W 
TO 15N93W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST CONDITIONS MERGED WITH FIRST PARAGRAPH ABOVE.

.S OF LINE FROM 03.4S110W TO 00N120W WINDS 20 KT OR LESS. SEAS 8 
FT IN SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 03.4S110W TO 02N116W TO 00N126W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL.
.48 HOUR FORECAST CONDITIONS MERGED WITH FIRST PARAGRAPH ABOVE.

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

CONVECTION VALID AT 1445 UTC TUE OCT 9...

.HURRICANE SERGIO...SCATTERED MODERATE ISOLATED STRONG E 
SEMICIRCLE WITHIN 210 NM. SCATTERED MODERATE W SEMICIRCLE WITHIN 
120 NM. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM 08N TO 
19N BETWEEN 123W TO 130W.

.TROPICAL WAVE FROM 10N74W TO 20N74W...SCATTERED MODERATE 
ISOLATED STRONG FROM 02N TO 10N E OF 81W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 15N93W TO LOW PRES 1007 MB NEAR 14N100W TO 
10N111W TO 12N116W. MONSOON TROUGH RESUMES FROM 12N130W TO 
BEYOND 08N140W. SCATTERED MODERATE ISOLATED STRONG FROM 11N TO 
17N BETWEEN 89W TO 103W. SCATTERED MODERATE ISOLATED STRONG FROM 
08N TO 10N BETWEEN 130W TO 133W. 

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.