721 
FZPN03 KNHC 020322
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE OCT 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE OCT 02.
24 HOUR FORECAST VALID 0000 UTC WED OCT 03.
48 HOUR FORECAST VALID 0000 UTC THU OCT 04.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE SERGIO NEAR 10.9N 112.0W 992 MB AT 0300 UTC OCT 02 
MOVING W OR 265 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 65 KT 
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM E 
SEMICIRCLE...30 NM SW QUADRANT AND 60 NM NW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 180 NM N SEMICIRCLE...210 NM SE QUADRANT AND 
120 NM SW QUADRANT WITH SEAS TO 26 FT. ELSEWHERE WITHIN 210 NM 
OF CENTER...EXCEPT 240 NM SE QUADARANT WINDS 20 TO 33 KT. SEAS 
10 TO 12 FT. REMAINDER OF AREA FROM 04N TO 19N BETWEEN 105W AND 
115W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE SERGIO NEAR 11.7N 115.6W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 130 NM E SEMICIRCLE...60 NM SW QUADRANT AND 100 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM N SEMICIRCLE...240 
NM SE QUADRANT AND 120 NM SW QUADRANT WITH SEAS TO 32 FT. 
ELSEWHERE WITHIN 240 NM OF CENTER...EXCEPT 270 NM SE QUADARANT 
WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA FROM 04N 
TO 18N BETWEEN 105W AND 120W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE SERGIO NEAR 13.7N 118.5W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS 
WITHIN 150 NM E SEMICIRCLE...100 NM SW QUADRANT AND 120 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM N SEMICIRCLE...270 
NM SE QUADRANT AND 150 NM SW QUADRANT WITH SEAS TO 36 FT. 
ELSEWHERE WITHIN 270 NM OF CENTER...EXCEPT 300 NM SE QUADARANT 
WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA FROM 05N 
TO 21N BETWEEN 105W AND 125W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE SERGIO NEAR 16.0N 121.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE SERGIO NEAR 17.0N 124.0W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT.
.120 HOUR FORECAST HURRICANE SERGIO NEAR 17.5N 127.0W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM ROSA NEAR 28.9N 115.3W 1002 MB AT 0300 UTC OCT 
02 MOVING NE OR 035 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NE 
QUADRANT...130 NM SE QUADRANT...50 NM SW QUADRANT...AND 0 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM S SEMICIRCLE...60 
NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 14 FT. 
ELSEWHERE OVER PACIFIC OPEN WATERS FROM 23N TO 30N E OF 120W 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. GULF OF 
CALIFORNIA N OF 28N NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 
FT.
.12 HOUR FORECAST TROPICAL DEPRESSION ROSA NEAR 30.8N 114.5W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. GULF OF CALIFORNIA N 
OF 29NS TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST POST-TROPICAL ROSA NEAR 33.5N 113.5W. MAXIMUM 
SUSTAINED WINDS 15 KT GUSTS 20 KT. OVER FORECAST WATERS WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT.
.36 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.

.N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF OF TEHUANTEPEC... 
N TO NE WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.12 HOUR FORECAST N OF 14N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.36 HOUR FORECAST N OF 14N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W...INCLUDING GULF 
OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. 

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

CONVECTION VALID AT 0300 UTC TUE OCT 2...

HURRICANE SERGIO...NUMEROUS MODERATE TO STRONG WITHIN 120 NM SE 
AND 75 NM NW SEMICIRCLES. SCATTERED MODERATE TO ISOLATED FROM 
07N TO 12N BETWEEN 109W AND 114W. 

TROPICAL STORM ROSA...MODERATE TO ISOLATED STRONG CONVECTION 
OVER THE NORTHERN GULF OF CALIFORNIA N OF 30N. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 09N83W TO 10N95W TO 11N105W. 
ANOTHER SEGMENT OF THE MONSOON TROUGH REACHES FROM 15N120W TO 
BEYOND 10N140W. SCATTERED MODERATE ISOLATED STRONG IS WITHIN 150 
NM S OF THE TROUGH BETWEEN 85W AND 89W. SCATTERED MODERATE IS 
FROM 07N TO 11N BETWEEN 93W AND 101W. SIMILAR CONVECTION IS FROM 
12N TO 15N BETWEEN 124W AND 130W...AND FROM 10N TO 12N W OF 130W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.