000 FZPN03 KNHC 181541 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC MON SEP 18 2017 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC MON SEP 18. 24 HOUR FORECAST VALID 1200 UTC TUE SEP 19. 48 HOUR FORECAST VALID 1200 UTC WED SEP 20. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM OTIS NEAR 19.0N 127.4W 993 MB AT 1500 UTC SEP 18 MOVING N OR 360 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM E SEMICIRCLE...40 NM SW QUADRANT AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH SEAS TO 25 FT. ELSEWHERE WITHIN 90 NM E SEMICIRCLE AND 60 NM W SEMICIRCLE OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER AREA FROM 14N TO 24N BETWEEN 123W AND 133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL DEPRESSION OTIS NEAR 19.3N 128.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT NEAR CENTER. ELSEWHERE WITHIN 120 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE OF CENTER WINDS 20 TO 30 KT. SEAS 10 TO 17 FT. REMAINDER AREA FROM 14N TO 28N BETWEEN 123W AND 135W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW OTIS NEAR 17.8N 130.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT AND SEAS 10 TO 14 FT NEAR CENTER. ELSEWHERE WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. REMAINDER AREA FROM 15N TO 27N W OF 125W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .72 HOUR FORECAST POST-TROPICAL REMNANT LOW OTIS NEAR 16.0N 132.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL REMNANT LOW OTIS NEAR 14.5N 135.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. .120 HOUR FORECAST...LOW DISSIPATED. ...TROPICAL STORM WARNING... .TROPICAL STORM NORMA NEAR 21.4N 112.3W 1000 MB AT 1500 UTC SEP 18 MOVING W OR 280 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM OF CENTER EXCEPT 50 NM SE QUADRANT. WINDS 20 TO 33 KT AND SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE OF CENTER WITH SEAS TO 17 FT. ELSEWHERE FROM 18N TO 27N BETWEEN 110W AND 118W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM NORMA NEAR 21.7N 114.1W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NW AND SE QUADRANTS...40 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE OF CENTER WITH SEAS TO 14 FT. ELSEWHERE WITHIN 120 NM NE SEMICIRCLE AND 60 NM SW SEMICIRCLE OF CENTER WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER AREA FROM 19N TO 26N BETWEEN 110W AND 117W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW NORMA NEAR 22.8N 115.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 60 NM OF CENTER WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT N AND NE QUADRANTS. SEAS 8 TO 11 FT. ELSEWHERE FROM 22N TO 25N BETWEEN 111W AND 115W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .72 HOUR FORECAST POST-TROPICAL REMNANT LOW NORMA NEAR 24.5N 116.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST...LOW 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. .FROM 15N TO 19N W OF 133W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND SE SWELL. .24 HOUR FORECAST FROM 15N TO 23N W OF 135W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND SE SWELL. .48 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE ASSOCIATED WITH OTIS AS DESCRIBED ABOVE. .30 HOUR FORECAST N OF 28N W OF 120W AND 125W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL. .48 HOUR FORECAST CONDITIONS N OF 27N W OF LINE FROM 30N117W TO 27N119W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 1515 UTC MON SEP 18... .TROPICAL STORM OTIS...SCATTERED MODERATE WITHIN 30 NM OF CENTER...AND ALSO WITHIN 30 NM OF 20N127W. .TROPICAL STORM NORMA...SCATTERED MODERATE TO STRONG WITHIN 60 NM NW AND 45 NM NE QUADRANTS. SCATTERED MODERATE ISOLATED STRONG DENOTES AN OUTER RAIN BAND WITHIN 30 NM OF A LINE FROM 19N111W TO 20N109W. SCATTERED MODERATE WITHIN 60 NM OF 21N111W. .TROPICAL WAVE ALONG 94W N OF 12N...SCATTERED MODERATE TO STRONG WITHIN 180 NM W OF WAVE FROM 13N TO 16N. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 08N79W TO 11N92W TO 08N105W TO 13N113W TO 15N125W. IT RESUMES AT 15N134W TO BEYOND 11N140W. SCATTERED MODERATE ISOLATED WITHIN 120 NM N OF AXIS BETWEEN 91W AND 95W...AND WITHIN 180 NM S OF AXIS BETWEEN 91W AND 97W. SCATTERED MODERATE WITHIN 120 NM N OF AXIS BETWEEN 130W AND 135W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.