000 FZPN03 KNHC 312154 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC TUE OCT 31 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC TUE OCT 31. 24 HOUR FORECAST VALID 1800 UTC WED NOV 1. 48 HOUR FORECAST VALID 1800 UTC THU NOV 2. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM PILAR NEAR 11.4N 89.5W 1000 MB AT 2100 UTC OCT 31 MOVING ENE OR 060 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 75 NM NE AND SW QUADRANTS...90 NM NW QUADRANT AND 60 NM SE QUADRANT WITH SEAS TO 16 FT. ELSEWHERE WITHIN 12N88W TO 13N89W TO 13N91W TO 11N91W TO 10N90W TO 11N88W TO 12N88W WINDS 20 TO 33 KT. SEAS 10 TO 14 FT. REMAINDER OF AREA WITHIN 11N86W TO 13N88W TO 14N92W TO 10N93W TO 07N92W TO 08N87W TO 11N86W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM PILAR NEAR 11.5N 90.5W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 90 NM NW SEMICIRCLE...AND 60 NM SE SEMICIRCLE WITH SEAS TO 19 FT. ELSEWHERE WITHIN 12N90W TO 13N91W TO 12N92W TO 11N91W TO 11N90W TO 12N90W WINDS 20 TO 33 KT. SEAS 12 TO 16 FT IN NW SWELL. REMAINDER OF AREA WITHIN 11N87W TO 13N89W TO 14N91W TO 11N93W TO 06N92W TO 07N88W TO 11N87W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM PILAR NEAR 10.7N 94.5W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 90 NM SE SEMICIRCLE...AND 320 NM NW SEMICIRCLE WITH SEAS TO 19 FT. ELSEWHERE WITHIN 11N94W TO 12N94W TO 12N95W TO 11N95W TO 10N95W TO 11N94W WINDS 20 TO 33 KT. SEAS 13 TO 16 FT. REMAINDER OF AREA WITH SEAS 8 FT AND GREATER SURROUNDS PILAR AND IS DESCRIBED BELOW WITH TEHUANTEPEC STORM EVENT. .72 HOUR FORECAST TROPICAL STORM PILAR NEAR 9.6N 100.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM PILAR NEAR 9.5N 105.3W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. .120 HOUR FORECAST TROPICAL STORM PILAR NEAR 10.1N 109.3W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...STORM WARNING... .WITHIN 16N94W TO 16N95W TO 15N96W TO 14N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS TO 16 FT IN N SWELL. ELSEWHERE WITHIN 14N94W TO 16N94W TO 16N95W TO 15N96W TO 11N96W TO 11N94W TO 14N94W N WINDS 20 TO 30 KT. SEAS TO 15 FT IN N SWELL. REMAINDER OF AREA WITHIN 14N92W TO 15N94W TO 15N96W TO 13N97W TO 09N95W TO 10N93W TO 14N92W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NW SWELL. .06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N96W TO 14N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 40 TO 50 KT. SEAS TO 18 FT. ELSEWHERE WITHIN 15N94W TO 16N95W TO 15N96W TO 13N96W TO 13N95W TO 13N94W TO 15N94W N WINDS 30 TO 40 KT. SEAS TO 15 FT IN N SWELL. ELSEWHERE N OF 09N BETWEEN 93.5W AND 96W N WINDS 20 TO 25 KT. SEAS 9 TO 13 FT IN N SWELL. REMAINDER OF AREA WITHIN 14N92W TO 12N95W TO 16N96W TO 12N97W TO 08N95W TO 09N93W TO 14N92W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NW SWELL. .24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 40 TO 50 KT. SEAS TO 24 FT. ELSEWHERE WITHIN 15N94W TO 16N95W TO 15N96W TO 12N96W TO 12N95W TO 14N94W TO 15N94W N WINDS 30 TO 40 KT. SEAS TO 18 FT. ELSEWHERE WITHIN 13N94W TO 16N94W TO 16N95W TO 14N96W TO 08N96W TO 11N94W TO 13N94W N WINDS 20 TO 30 KT. SEAS 8 TO 17 FT IN N SWELL. REMAINDER OF AREA WITHIN 12N93W TO 14N92W TO 16N96W TO 12N100W TO 07N96W TO 06N91W TO 12N93W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN NORTHERLY SWELL. .42 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 13N96W TO 12N96W TO 12N95W TO 13N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30 TO 40 KT. SEAS TO 21 FT IN N SWELL. ELSEWHERE WITHIN 14N94W TO 16N94W TO 16N95W TO 09N99W TO 09N97W TO 11N94W TO 14N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 18 FT IN N TO NE SWELL. REMAINDER OF AREA WITHIN 11N87W TO 16N94W TO 13N101W TO 07N102W TO 03N95W TO 05N88W TO 11N87W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NORTHERLY SWELL. .48 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 13N96W TO 11N96W TO 13N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS TO 17 FT IN N TO NE SWELL. ELSEWHERE WITHIN 16N94W TO 15N96W TO 12N97W TO 08N100W TO 12N95W TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 16 FT IN N TO NE SWELL. REMAINDER OF AREA WITHIN 09N86W TO 16N94W TO 13N101W TO 07N102W TO 03N97W TO 04N88W TO 09N86W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN NORTHERLY SWELL. .SYNOPSIS AND FORECAST. .LOW PRES NEAR 12N116.5W 1008 MB MOVING NE 7 KT. WITHIN 11N115W TO 12N115W TO 12N116W TO 10N116W TO 11N115W SW WINDS 20 TO 25 KT. SEAS 9 TO 10 FT IN S TO SW SWELL. ELSEWHERE WITHIN 12N115W TO 13N117W TO 13N118W TO 10N117W TO 10N116W TO 11N115W TO 12N115W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .GULF OF CALIFORNIA WITHIN 30.5N114W TO 31N114W TO 31.5N114.5W TO 30.5N114.5W TO 30N114.5W TO 30N114W TO 30.5N114W NW TO N WINDS 20 TO 30 KT. SEAS TO 8 FT. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .18 HOUR FORECAST WITHIN 03S81.5W TO 02.5S82W TO 02.5S82.5W TO 03.4S82.5W TO 03.4S81.5W TO 03S81.5W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 03S82W TO 02S82W TO 02S82W TO 03.4S83W TO 03.4S82W TO 03S82W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .33 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 2100 UTC TUE OCT 31... T.S. PILAR...NUMEROUS STRONG FROM 10N TO 12.5N BETWEEN 89W AND 91.5W. SCATTERED MODERATE ISOLATED STRONG CONVECTION ELSEWHERE FROM 09.5N TO 14N BETWEEN 87W AND 94W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM NEAR 07.5N91W TO 06N103W TO LOW PRESSURE...EP93...NEAR 12N116.5W...TO 10N121W. ITCZ EXTENDS FROM 10N121W TO BEYOND 07N140W. SCATTERED TO LOCALLY NUMEROUS MODERATE TO STRONG CONVECTION FROM 01.5N TO 10N E OF 88W...AND WITHIN 120 NM EITHER SIDE OF THE TROUGH BETWEEN 113.5W AND 118W. SCATTERED MODERATE ISOLATED STRONG CONVECTION IS ELSEWHERE WITHIN 180 NM S OF THE TROUGH BETWEEN 91W AND 95W...AND WITHIN 150 NM S OF BOTH BOUNDARIES W OF 118W. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.