000 FZPN03 KNHC 141609 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC MON AUG 14 2023 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC MON AUG 14. 24 HOUR FORECAST VALID 1200 UTC TUE AUG 15. 48 HOUR FORECAST VALID 1200 UTC WED AUG 16. .WARNINGS. ...HURRICANE WARNING... .HURRICANE FERNANDA NEAR 15.8N 118.5W 955 MB AT 1500 UTC AUG 14 MOVING W OR 280 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 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 90 NM S SEMICIRCLE...150 NM NE QUADRANT AND 120 NM NW QUADRANT WITH SEAS TO 38 FT. ELSEWHERE WITHIN 19N117W TO 19N120W TO 17N122W TO 14N121W TO 13N117W TO 15N116W TO 19N117W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. .24 HOUR FORECAST HURRICANE FERNANDA NEAR 17.0N 121.4W. MAXIMUM SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 150 NM SW QUADRANT...120 NM NW QUADRANT...AND 90 NM S SEMICIRCLE WITH SEAS TO 38 FT. ELSEWHERE WITHIN 19N119W TO 20N120W TO 20N124W TO 18N124W TO 16N122W TO 17N119W TO 19N119W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 18N119W TO 16N123W TO 20N124W TO 19N126W TO 14N127W TO 12N122W TO 18N119W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .48 HOUR FORECAST HURRICANE FERNANDA NEAR 17.6N 126.2W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN 120 NM W SEMICIRCLE AND 105 NM E SEMICIRCLE WITH SEAS TO 34 FT. ELSEWHERE WITHIN 21N126W TO 21N128W TO 19N129W TO 16N127W TO 16N125W TO 18N124W TO 21N126W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 20N123W TO 21N124W TO 21N130W TO 16N132W TO 13N129W TO 14N123W TO 20N123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. .60 HOUR FORECAST TROPICAL STORM FERNANDA NEAR 17.8N 128.9W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. .72 HOUR FORECAST TROPICAL STORM FERNANDA NEAR 18.0N 131.8W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. .96 HOUR FORECAST POST-TROPICAL FERNANDA NEAR 18.3N 137.9W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .120 HOUR FORECAST POST-TROPICAL REMNANT LOW FERNANDA NEAR 18.5N 144.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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. .TROPICAL STORM GREG W OF AREA NEAR 11N140W 1005 MB AT 1500 UTC AUG 14 MOVING W OR 279 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT G 345 KT. IN FORECAST WATERS E OF 140W...WITHIN 15N138W TO 16N140W TO 10N140W TO 12N138W TO 15N138W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. .24 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 16N96W TO 14N97W TO 13N97W TO 13N96W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT. .36 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED BELOW. .36 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 09N103W 1005 MB. WITHIN 13N90W TO 15N93W TO 16N98W TO 10N102W TO 07N100W TO 11N91W TO 13N90W...INCLUDING THE GULF OF TEHUANTEPEC... WINDS 20 TO 30 KT. SEAS 8 FT. .48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 10N104W 1003 MB. WITHIN 14N94W TO 16N96W TO 15N101W TO 07N106W TO 04N100W TO 06N95W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. CONVECTION VALID AT 1530 UTC MON AUG 14... .HURCN FERNANDA...NUMEROUS MODERATE TO STRONG WITHIN 100 NM OF CENTER. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS FROM 08N84W TO 08N106W...THEN FROM 12N122W TO 12N134W. SCATTERED MODERATE TO STRONG FROM 04N TO 17N BETWEEN 82W AND 111W. SCATTERED MODERATE FROM 04N TO 11N BETWEEN 116W TO 140W. $$ .FORECASTER AREINHART. NATIONAL HURRICANE CENTER.