000 FZPN03 KNHC 140959 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC MON AUG 14 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MON AUG 14. 24 HOUR FORECAST VALID 0600 UTC TUE AUG 15. 48 HOUR FORECAST VALID 0600 UTC WED AUG 16. .WARNINGS. ...HURRICANE WARNING... .HURRICANE FERNANDA NEAR 15.6N 117.7W 963 MB AT 0900 UTC AUG 14 MOVING W OR 280 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE...50 NM SE QUADRANT AND 40 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM S SEMICIRCLE...150 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS TO 39 FT. ELSEWHERE WITHIN 180 NM NE AND 120 NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST HURRICANE FERNANDA NEAR 16.5N 120.5W. MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 180 NM NE QUADRANT...60 NM S SEMICIRCLE AND 90 NM NW QUADRANT WITH SEAS TO 38 FT. ELSWHERE WITHIN 240 NM NE QUADRANT...120 NM S SEMICIRCLE AND 210 NM NW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 12N TO 20N BETWEEN 117W AND 126W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE FERNANDA NEAR 17.3N 124.9W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 150 NM NE AND 120 NM SW SEMICIRCLES WITH SEAS TO 36 FT. ELSEWHERE WITHIN 120 NM OF CENTER OF FERNANDA...EXCEPT 150 NM NW QUADRANT WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM 13N TO 21N BETWEEN 121W AND 131W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .72 HOUR FORECAST TROPICAL STORM FERNANDA NEAR 17.5N 130.3W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM FERNANDA NEAR 18.0N 136.6W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. .120 HOUR FORECAST POST-TROPICAL REMNANT LOW FERNANDA NEAR 18.5N 142.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...TROPICAL STORM WARNING... .TROPICAL STORM GREG NEAR 11.3N 139.8W 1005 MB AT 0900 UTC AUG 14 MOVING W OR 275 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS LESS THAN 12 FT. FROM 11N TO 16N BETWEEN 138W AND 140W NE TO E WINDS 20 TO 33 KT...EXCEPT E TO SE WINDS FROM 11N TO 13N. SEAS 8 TO 11 FT. .24 HOUR FORECAST TROPICAL STORM EIGHT-E W OF AREA NEAR 11.5N 143.9W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N SEMICIRCLE...30 NM SE QUADRANT AND 70 NM SW QUADRANT OF CENTER WITH SEAS TO 14 FT. OVER FORECAST WATERS WIND 20 KT OR LESS. SEAS LESS THAN 8 FT. .48 HOUR FORECAST TROPICAL STORM EIGHT-E WELL W OF AREA NEAR 12.1N 148.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 200 NM N SEMICIRCLE... 40 NM SE QUADRANT AND 110 NM SW QUADRANT OF CENTER WITH SEAS TO 19 FT. .72 HOUR FORECAST TROPICAL STORM EIGHT-E WELL W OF AREA NEAR 12.8N 153.6W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST TROPICAL STORM EIGHT-E NEAR 12.7N 158.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .120 HOUR FORECAST TROPICAL DEPRESSION EIGHT-E NEAR 12.1N 163.9W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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. .24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 15N95W... INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT. .30 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO 14N97W... INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS 20 TO 25 KT. SEAS 8 FT. .42 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE DESCRIBED BELOW. .36 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 10N96W 1006 MB. FROM 11N TO 14N BETWEEN 91W AND 95W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. .42 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 10N97W 1004 MB. FROM 11N TO 14N BETWEEN 91W AND 96W AND FROM 12N TO 16N BETWEEN 96W AND 98W...INCLUDING THE GULF OF TEHUANTEPEC ...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 11N99W 1002 MB. LITTLE CHANGE...EXCEPT SEAS 8 TO 11 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 0945 UTC MON AUG 14... .HURRICANE FERNANDA...NUMEROUS MODERATE TO STRONG WITHIN 60 NM OF CENTER...EXCEPT 120 NM SW QUADRANT. SCATTERED MODERATE IN OUTER BANDS ARE WITHIN 30 NM OF LINE FROM 13N119W TO 14N116W AND WITHIN 30 NM OF LINE FROM 15N116W TO 17N117W TO 16N119W TO 15N118W. .TROPICAL STORM GREG...SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM W QUADRANT. SIMILAR CONVECTION SE AND S OF GREG FROM 05N TO 09N BETWEEN 135W AND 140W. .AREA OF NUMEROUS MODERATE TO STRONG FROM 10N TO 16N BETWEEN 92W AND 100W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 09N79W TO 08N92W TO 08N101W TO 09N110W. THE ITCZ EXTENDS FROM 10N119W TO 11N135W. SCATTERED MODERATE TO STRONG WITHIN 180 NM S OF TROUGH BETWEEN 82W AND 86W AND WITHIN 120 NM S OF TROUGH BETWEEN 91W AND 95W. SCATTERED MODERATE ISOLATED STRONG WITHIN 180 NM S OF TROUGH BETWEEN 104W AND 108W. SCATTERED MODERATE WITHIN 180 NM N OF TROUGH BETWEEN 101W AND 106W AND WITHIN 60 NM N OF TROUGH BETWEEN 120W AND 126W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.