000 FZPN03 KNHC 190259 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC THU OCT 19 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC THU OCT 19. 24 HOUR FORECAST VALID 0000 UTC FRI OCT 20. 48 HOUR FORECAST VALID 0000 UTC SAT OCT 21. .WARNINGS. ...HURRICANE WARNING... .HURRICANE NORMA NEAR 16.4N 108.0W 975 MB AT 0300 UTC OCT 19 MOVING N OR 350 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...90 NM SE QUADRANT...60 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE WITH SEAS TO 27 FT. ELSEWHERE WITHIN 16N104W TO 19N107W TO 18N109W TO 14N110W TO 11N108W TO 12N106W TO 16N104W WINDS 20 TO 33 KT. SEAS 11 TO 12 FT. REMAINDER AREA WITHIN 14N101W TO 18N104W TO 19N109W TO 15N113W TO 04N111W TO 06N103W TO 14N101W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .24 HOUR FORECAST HURRICANE NORMA NEAR 18.3N 108.4W. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NW AND SE QUADRANTS...150 NM NE QUADRANT AND 80 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N SEMICIRCLE AND 210 NM S SEMICIRCLE WITH SEAS TO 36 FT. ELSEWHERE WITHIN 18N104W TO 20N106W TO 21N110W TO 18N111W TO 14N105W TO 15N104W TO 18N104W WINDS 20 TO 33 KT. SEAS DESCRIBED ABOVE. REMAINDER AREA WITHIN 16N102W TO 30N120W TO 08N120W TO 04N118W TO 06N107W TO 11N101W TO 16N102W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE NORMA NEAR 20.6N 109.5W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...110 NM SE QUADRANT...80 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM OF CENTER...EXCEPT 240 NM NW QUADRANT WITH SEAS TO 37 FT. ELSEWHERE WITHIN 21N107W TO 23N109W TO 22N112W TO 18N111W TO 18N109W TO 19N107W TO 21N107W WINDS 20 TO 33 KT. SEAS DESCRIBED ABOVE. REMAINDER AREA WITHIN 16N100W TO 30N116W TO 30N120W TO 01N118W TO 08N102W TO 16N100W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. .72 HOUR FORECAST HURRICANE NORMA NEAR 23.0N 109.8W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM NORMA NEAR 23.5N 109.5W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. .120 HOUR FORECAST TROPICAL STORM NORMA NEAR 24.0N 108.5W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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. .WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N93W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO 15N93W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. .WITHIN 30N121W TO 30N140W TO 09N140W TO 17N130W TO 30N121W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW SWELL. .24 HOUR FORECAST WITHIN 30N120W TO 30N140W TO 04N140W TO 04N126W TO 10N121W TO 30N120W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. .48 HOUR FORECAST WITHIN 30N121W TO 30N140W TO 00N140W TO 00N121W TO 30N121W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .WITHIN 01S107W TO 01S120W TO 03.4S120W TO 03S106W TO 01S107W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 01S99W TO 02N105W TO 02N110W TO 00N120W TO 03.4S120W TO 03S99W TO 01S99W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 01S104W TO 01S118W TO 03.4S120W TO 03.4S103W TO 01S104W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0230 UTC THU OCT 19... HURRICANE NORMA...NUMEROUS MODERATE SCATTERED STRONG CONVECTION WITHIN 90 NM OF CENTER. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM 08N TO 22N BETWEEN 100W AND 112W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09.5N84W TO LOW PRES NEAR 08N94.5W TO 10N100W...THEN RESUMES NEAR 11N115W TO 08N130W TO 09N140W. SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 11N BETWEEN 85W AND 100W. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.