382 FZPN03 KNHC 180927 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC FRI AUG 18 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC FRI AUG 18. 24 HOUR FORECAST VALID 0600 UTC SAT AUG 19. 48 HOUR FORECAST VALID 0600 UTC SUN AUG 20. .WARNINGS. ...HURRICANE WARNING... .HURRICANE HILARY NEAR 17.2N 110.8W 942 MB AT 0900 UTC AUG 18 MOVING WNW OR 300 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 125 KT GUSTS 150 KT. TROPICAL STORM FORCE WINDS WITHIN 250 NM NE QUADRANT...170 NM SE QUADRANT...90 NM SW QUADRANT...AND 150 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM W SEMICIRCLE... 360 NM NE QUADRANT AND 330 NM SE QUADRANT WITH SEAS TO 40 FT. ELSEWHERE WITHIN 360 NM E AND 210 NM W SEMICIRCLES WINDS 20 TO 33 FT. SEAS 8 TO 12 FT FROM 07N TO 23N BETWEEN 100W AND 115W... INCLUDING THE WATERS NEAR CABO CORRIENTES...BETWEEN LAS MARIA ISLANDS AND LOS CABOS...AND THE ENTRANCE TO THE GULF OF CALIFORNIA TO ABOUT 24N IN THE SOUTHERN PART OF THE GULF. .24 HOUR FORECAST HURRICANE HILARY NEAR 20.2N 113.2W. MAXIMUM SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 240 NM NE QUADRANT...190 NM SE QUADRANT...140 NM SW QUADRANT...AND 170 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM E AND 300 NM W SEMICIRCLES WITH SEAS TO 44 FT. ELSEWHERE WITHIN 360 NM E AND 240 NM W SEMICIRCLES WINDS 20 TO 33 FT. SEAS 8 TO 12 FT FROM 08N TO 27N BETWEEN 103 AND 123W...INCLUDING THE WATERS NEAR CABO CORRIENTES...BETWEEN LAS MARIA ISLANDS AND LOS CABOS...THE ENTRANCE TO THE GULF OF CALIFORNIA...AND THE SOUTHERN GULF OF CALIFORNIA S OF 25N. .48 HOUR FORECAST HURRICANE HILARY NEAR 25.3N 114.7W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM W SEMICIRCLE...220 NM NE QUADRANT AND 190 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN WITHIN 300 NM OF CENTER...EXCEPT 420 NM SE QUADRANT WITH SEAS TO 36 FT. ELSEWHERE FROM 18N TO 28N BETWEEN 107W AND 120W...INCLUDING THE CENTRAL AND SOUTHERN GULF OF CALIFORNIA...WINDS 20 TO 33 FT. SEAS 8 TO 12 FT FROM 08N TO 30N BETWEEN 104W AND 130W. IN THE CENTRAL GULF OF CALIFORNIA...SEAS OF 10 TO 14 FT...AND 8 TO 12 FT ELSEWHERE ACROSS THE GULF S OF 28N. SEAS OF 10 TO 16 FT BETWEEN LAS MARIA ISLANDS AND LOS CABOS. .72 HOUR FORECAST TROPICAL STORM HILARY INLAND NEAR 32.9N 116.7W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL REMNANT LOW HILARY NEAR 43.6N 117.3W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. .120 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. .LOW PRES...REMNANT OF FERNANDA...NEAR 16N135.5W 1005 MB. WITHIN 180 NM N AND 60 NM S SEMICIRCLES WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. REMAINDER OF THE AREA FROM 14N TO 20N BETWEEN 132W AND 138W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. .24 HOUR FORECAST LOW PRES JUST W OF AREA NEAR 16N140.2W 1008 MB. FROM 16N TO 20N W OF 138W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .36 HOUR FORECAST LOW PRES W OF AREA. OVER FORECAST WATERS 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 0900 UTC FRI AUG 18... .HURRICANE HILARY...NUMEROUS MODERATE TO STRONG CONVECTION IS WITHIN 90 NM OF CENTER. BANDS OF MODERATE TO SCATTERED STRONG CONVECTION ARE NOTED FROM 12N TO 19N BETWEEN 107W AND 114W. .TROPICAL WAVE ALONG 94W/95W N OF 04N...SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS FROM 04N TO 10N BETWEEN 90W AND 100W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH AXIS EXTENDS FROM SOUTHERN COSTA RICA NEAR 09N83W TO 08N90W TO 11N100W. IT RESUMES SW OF HURRICANE HILARY FROM NEAR 12N118W TO 09N138W. THE ITCZ EXTENDS FROM 09N138W TO BEYOND 08N140W. SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS SEEN FROM 08N TO 11N BETWEEN 109W AND 125W. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.