000 FZPN03 KNHC 042153 CCA HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC THU OCT 04 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC THU OCT 04. 24 HOUR FORECAST VALID 1800 UTC FRI OCT 05. 48 HOUR FORECAST VALID 1800 UTC SAT OCT 06. .WARNINGS. ...HURRICANE WARNING... .HURRICANE SERGIO NEAR 15.5N 119.9W 947 MB AT 2100 UTC OCT 04 MOVING NW OR 320 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM S SEMICIRCLE...120 NM NE QUADRANT AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 330 NM W SEMICIRCLE...420 NM NE QUADRANT AND 360 NM SE QUADRANT WITH SEAS TO 43 FT. ELSEWHERE WITHIN 210 NM NE...330 NM SE...450 NM SW...AND 270 NM NW QUADRANTS WINDS 20 TO 33 KT. SEAS 10 TO 20 FT. REMAINDER OF AREA FROM 06.5N TO 28N BETWEEN 105W AND 130W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE SERGIO NEAR 16.1N 121.9W. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM N SEMICIRCLE AND 110 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 420 NM NE AND 360 NM SW SEMICIRCLES WITH SEAS TO 44 FT. ELSEWHERE WITHIN 360 NM NW AND 270 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 12 TO 20 FT. REMAINDER OF AREA N OF 07N W OF 108W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE SERGIO NEAR 15.7N 124.5W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 500 NM N AND 420 N S SEMICIRCLES WITH SEAS TO 42 FT. ELSEWHERE WITHIN 400 NM NW AND 330 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 12 TO 20 FT. REMAINDER OF AREA N OF 03N W OF 110W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE SERGIO NEAR 15.7N 126.6W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST HURRICANE SERGIO NEAR 16.8N 127.4W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. .120 HOUR FORECAST TROPICAL STORM SERGIO NEAR 18.3N 126.2W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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. .N OF 14N BETWEEN 94.5W AND 95.5W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 9 FT. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST GULF OF TEHUANTEPEC WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .NW OF LINE FROM 30N128W TO 23N131W TO 20N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. .24 HOUR FORECAST NW SWELL CONDITIONS TO MERGE WITH SWELL FROM HURRICANE SERGIO DESCRIBED ABOVE. .FROM 03N TO 08N BETWEEN 84W AND 93W S TO SW WINDS 20 TO 25 KT. SEAS TO 8 FT IN MIXED SW SWELL. .24 HOUR FORECAST FROM 07N TO 10.5N BETWEEN 84.5W AND 94W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 05N TO 11N BETWEEN 90W AND 103W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SW SWELL. .48 HOUR FORECAST FROM 07N TO 11N BETWEEN 85W AND 94W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 05N TO 11N BETWEEN 90W AND 104W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2100 UTC THU OCT 4... HURRICANE SERGIO...NUMEROUS STRONG WITHIN 90 NM E AND 120 NM W SEMICIRCLES. BANDS OF SCATTERED MODERATE TO STRONG ELSEWHERE WITHIN 120 NM NW AND 180 NM SE SEMICIRCLES. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM LOW PRES 1007 MB ALONG NE COAST OF HONDURAS NEAR 15.5N83W TO DEVELOPING LOW PRES 1009 MB NEAR 10.5N87W TO 14N104W...THEN RESUMES SW OF SERGIO FROM 10N123W TO 12N130W TO LOW PRES 1010 MB NEAR 10N138W TO BEYOND 09N140W. SCATTERED STRONG CONVECTION FROM 06N TO 12N BETWEEN 82W AND 91W. SCATTERED MODERATE TO STRONG CONVECTION WITHIN 150 NM N AND 210 NM S OF TROUGH BETWEEN 94W AND 98W...AND FROM 08N TO 12.5N BETWEEN 130W AND 141W. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.