000 FZPN03 KNHC 180233 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC FRI OCT 18 2019 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 FRI OCT 18. 24 HOUR FORECAST VALID 0000 UTC SAT OCT 19. 48 HOUR FORECAST VALID 0000 UTC SUN OCT 20. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM OCTAVE NEAR 9.8N 127.1W 1006 MB AT 0300 UTC OCT 18 MOVING W OR 260 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. ELSEWHERE WITHIN 75 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER OF AREA WITHIN 08N126W TO 08N128W TO 11N127W TO 11N125W TO 10N124W TO 08N126W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL. .24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 10.7N 127.4W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E SEMICIRCLE...0 NM SW QUADRANT AND 30 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM FORCE WINDS. ELSEWHERE WITHIN 60 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER OF AREA WITHIN 11N125W TO 11N126W TO 11N127W TO 13N127W TO 12N125W TO 11N125W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .48 HOUR FORECAST TROPICAL DEPRESSION OCTAVE NEAR 11.1N 126.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 60 NM NW SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .72 HOUR FORECAST POST-TROPICAL REMNANT LOW OCTAVE NEAR 10.6N 126.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL REMNANT LOW OCTAVE NEAR 10.5N 127.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. .120 HOUR FORECAST POST-TROPICAL REMNANT LOW OCTAVE NEAR 11.5N 127.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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 28N BETWEEN 118W AND 123W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN 27N134W TO 24N140W TO 30N140W TO 30N118W TO 27N134W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL. .24 HOUR FORECAST N OF 27N BETWEEN 119W AND 125W NW TO N WINDS 20 TO 25 KT. SEAS 11 TO 14 FT IN NW TO N SWELL. ELSEWHERE WITHIN 24N119W TO 14N140W TO 30N140W TO 30N116W TO 24N119W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL. .48 HOUR FORECAST N OF 26N BETWEEN 119W AND 125W NW TO N WINDS 20 TO 25 KT. SEAS 10 TO 14 FT IN NW TO N SWELL. ELSEWHERE WITHIN 18N112W TO 10N127W TO 13N140W TO 30N140W TO 30N116W TO 18N112W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL. .FROM 16N TO 21N W OF 137W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL. .24 HOUR FORECAST CONDITIONS MERGED. .WITHIN 11N99W TO 09N106W TO 10N111W TO 14N102W TO 14N97W TO 11N99W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW SWELL. .24 HOUR FORECAST WITHIN 12N104W TO 10N117W TO 14N111W TO 13N109W TO 14N104W TO 12N104W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 12N101W TO 11N104W TO 10N110W TO 13N111W TO 13N101W TO 12N101W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0130 UTC FRI OCT 18... .TROPICAL STORM OCTAVE...NUMEROUS MODERATE ISOLATED STRONG WITHIN 210 NM SE SEMICIRCLE AND 120 NM NW SEMICIRCLE. .TROPICAL WAVE NEAR 82W N OF 02N...SCATTERED MODERATE FROM 07N TO 09N BETWEEN 80W AND 84W. .TROUGH FROM 21N104W TO 16N106W...SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM NW OF AXIS. .LOW PRES NEAR 14N113W...SCATTERED MODERATE ISOLATED STRONG WITHIN 210 NM W QUADRANT. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 11N86W TO LOW PRES NEAR 14N113W TO 10N123W THEN RESUMES FROM 10N131W TO 11N140W. SCATTERED MODERATE ISOLATED STRONG FROM 10N TO 15N BETWEEN 93W AND 97W...WITHIN 180 NM EITHER SIDE OF MONSOON TROUGH BETWEEN 98W AND 108W...AND FROM 05N TO 10N BETWEEN 130W AND 136W. $$ .FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.