High Seas Forecast
Issued by NWS
Issued by NWS
622 FZNT02 KNHC 280418 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC SUN SEP 28 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 0000 UTC SUN SEP 28. 24 HOUR FORECAST VALID 0000 UTC MON SEP 29. 48 HOUR FORECAST VALID 0000 UTC TUE SEP 30. .WARNINGS. ...ATLC HURRICANE WARNING... .HURRICANE HUMBERTO NEAR 23.4N 62.1W 924 MB AT 0300 UTC SEP 28 MOVING NW OR 305 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 140 KT GUSTS 170 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM E SEMICIRCLE...70 NM SW QUADRANT AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NW AND SE QUADRANTS...210 NM NE QUADRANT AND 150 NM SW QUADRANT WITH SEAS TO 12.0 M. ELSEWHERE WITHIN 27N57W TO 29N63W TO 23N67W TO 20N64W TO 20N61W TO 23N56W TO 27N57W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. .24 HOUR FORECAST HURRICANE HUMBERTO NEAR 25.4N 65.3W. MAXIMUM SUSTAINED WINDS 135 KT GUSTS 165 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM E SEMICIRCLE...90 NM SW QUADRANT AND 120 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM N AND S SEMICIRCLES WITH SEAS TO 15.0 M. ELSEWHERE WITHIN 31N62W TO 27N66W TO 31N69W TO 26N73W TO 20N69W TO 23N59W TO 31N62W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. .48 HOUR FORECAST HURRICANE HUMBERTO NEAR 29.1N 68.1W. MAXIMUM SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM E SEMICIRCLE...100 NM SW QUADRANT AND 120 NM NW QUADRANT. SEAS 4.0 M OR GREATER WITHIN 225 NM E SEMICIRCLE...210 NM SW QUADRANT AND 300 NM NW QUADRANT WITH SEAS TO 16.0 M. ELSEWHERE WITHIN 29N63W TO 31N64W TO 31N71W TO 25N69W TO 25N66W TO 26N64W TO 29N63W WINDS 20 TO 33 KT. SEAS 5.5 TO 7.0 M. REMAINDER OF AREA WITHIN 31N61W TO 31N74W TO 25N76W TO 25N69W TO 22N68W TO 25N61W TO 31N61W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 4.0 TO 5.5 M IN MIXED SWELL. ...ATLC HURRICANE WARNING... .TROPICAL DEPRESSION NINE NEAR 22.4N 76.7W 1004 MB AT 0300 UTC SEP 28 MOVING NW OR 310 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 26N75W TO 26N76W TO 23N78W TO 22N76W TO 21N75W TO 23N74W TO 26N75W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST TROPICAL STORM NINE NEAR 23.6N 77.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .24 HOUR FORECAST TROPICAL STORM NINE NEAR 25.5N 77.5W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...50 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM NE QUADRANT...0 NM S SEMICIRCLE AND 60 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 28N74W TO 29N77W TO 28N79W TO 26N79W TO 24N77W TO 25N74W TO 28N74W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 TO 33 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST HURRICANE NINE NEAR 28.7N 78.2W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM N SEMICIRCLE...100 NM SE QUADRANT AND 90 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM E SEMICIRCLE...90 NM SW QUADRANT AND 180 NM NW QUADRANT WITH SEAS TO 10.0 M. ELSEWHERE WITHIN 31N74W TO 31N81W TO 26N80W TO 27N77W TO 25N76W TO 27N74W TO 31N74W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. 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. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER RAMOS. NATIONAL HURRICANE CENTER.