499 FZPN03 KNHC 011604 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC MON OCT 1 2018 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MON OCT 1. 24 HOUR FORECAST VALID 1200 UTC TUE OCT 2. 48 HOUR FORECAST VALID 1200 UTC WED OCT 3. .WARNINGS. ...HURRICANE WARNING... .TROPICAL STORM SERGIO NEAR 11.5N 109.5W 995 MB AT 1500 UTC OCT 01 MOVING W OR 270 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM E SEMICIRCLE...0 NM SW QUADRANT AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NE QUADRANT...150 NM SE QUADRANT...120 NM SW QUADRANT...AND 200 NM NW QUADRANT WITH SEAS TO 24 FT. .12 HOUR FORECAST HURRICANE SERGIO NEAR 11.4N 111.2W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM E SEMICIRCLE...80 NM NW QUADRANT AND 40 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NE AND 90 NM SW SEMICIRCLES WITH SEAS TO 26 FT. ELSEWHERE FROM 04N TO 18N BETWEEN 105W AND 115W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE SERGIO NEAR 11.7N 113.4W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 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 240 NM NE AND 120 NM SW SEMICIRCLES WITH SEAS TO 31 FT. ELSEWHERE FROM 05N TO 17N BETWEEN 105W AND 115W WINDS 20 TO 33 FT. SEAS 8 TO 12 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE SERGIO NEAR 13.3N 116.8W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE AND 120 NM W SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 270 NM NE AND 240 NM SW SEMICIRCLES WITH SEAS TO 36 FT. ELSEWHERE FROM 04N TO 20N BETWEEN 105W AND 125W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE SERGIO NEAR 15.3N 119.3W. 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 121.8W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. .120 HOUR FORECAST HURRICANE SERGIO NEAR 18.0N 124.3W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. ...TROPICAL STORM WARNING... .TROPICAL STORM ROSA NEAR 27.5N 116.5W 1000 MB AT 1500 UTC OCT 01 MOVING NNE OR 030 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...130 NM SE QUADRANT...50 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 180 NM S SEMICIRCLE WITH SEAS TO 18 FT. ELSEWHERE FROM 20N TO 30N E OF 120W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL DEPRESSION ROSA NEAR 31.3N 114.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER OPEN PACIFIC WATERS FROM 28N TO 30N E OF 116W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. OVER GULF OF CALIFORNIA N OF 29N WINDS 20 TO 30 KT. SEAS TO 10 FT. .48 HOUR FORECAST POST-TROPICAL ROSA WELL INLAND NEAR 37.0N 112.0W. MAXIMUM SUSTAINED WINDS 15 KT GUSTS 20 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .72 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 30 NM OF A LINE FROM 16N95W TO 15N95W TO 14.5N96W... INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W TO 14.5N96W... INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. .48 HOUR FORECAST WITHIN 30 NM OF A LINE FROM 16N95W TO 15N95W TO 14.5N96W... INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 1500 UTC MON OCT 1... T.S. ROSA...SCATTERED MODERATE CONVECTION N OF 29N BETWEEN 115W AND 118W. T.S. SERGIO...NUMEROUS MODERATE TO ISOLATED STRONG WITHIN 270 NM OF CENTER. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 08N78W TO 11N100W...AND FROM 16N120W TO BEYOND 10N140W. SCATTERED MODERATE WITHIN 60 NM OF A LINE FROM 13N96W TO 14N102W. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.