


High Seas Forecast
Issued by NWS
Issued by NWS
386 FZNT02 KNHC 100417 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 0430 UTC FRI OCT 10 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 FRI OCT 10. 24 HOUR FORECAST VALID 0000 UTC SAT OCT 11. 48 HOUR FORECAST VALID 0000 UTC SUN OCT 12. .WARNINGS. ...ATLC TROPICAL STORM WARNING... .TROPICAL STORM JERRY NEAR 18.2N 61.6W 1005 MB AT 0300 UTC OCT 10 MOVING NW OR 315 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE...0 NM SW QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 275 NM NE QUADRANT...210 NM SE QUADRANT...60 NM SW QUADRANT...AND 120 NM NW QUADRANT WITH SEAS TO 7 M. ELSEWHERE WITHIN 22N58W TO 21N62W TO 19N63W TO 15N61W TO 15N59W TO 19N57W TO 22N58W WINDS 20 TO 33 KT. SEAS 4 TO 5.5 M. REMAINDER OF AREA WITHIN 24N56W TO 23N62W TO 18N63W TO 15N61W TO 13N58W TO 17N52W TO 24N56W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM JERRY NEAR 22.1N 63.1W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...140 NM SE QUADRANT...40 NM SW QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM NE QUADRANT...275 NM SE QUADRANT...90 NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS TO 7 M. ELSEWHERE WITHIN 24N59W TO 25N60W TO 26N62W TO 23N65W TO 20N64W TO 20N61W TO 24N59W WINDS 20 TO 33 KT. SEAS 4 TO 5.5 M. REMAINDER OF AREA WITHIN 30N60W TO 28N65W TO 22N69W TO 16N60W TO 18N57W TO 22N56W TO 30N60W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM JERRY NEAR 27.1N 62.8W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM W SEMICIRCLE...100 NM NE QUADRANT AND 120 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM NE QUADRANT...275 NM SE QUADRANT...90 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 31N58W TO 28N62W TO 31N64W TO 26N66W TO 24N61W TO 28N58W TO 31N58W WINDS 20 TO 33 KT. SEAS 4.5 TO 6 M. REMAINDER OF AREA WITHIN 29N56W TO 31N51W TO 31N81W TO 24N73W TO 24N67W TO 22N59W TO 29N56W WINDS 20 KT OR LESS. SEAS 2.5 TO 5 M IN MIXED SWELL. 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. .ATLC STATIONARY FRONT FROM 31N77W TO 29N81W. WITHIN 31N78W TO 31N81.5W TO 30N81W TO 30.5N80.5W TO 30.5N80W TO 31N78W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 31N77W TO 31N80W TO 31N81W TO 30N80W TO 30N78W TO 31N77W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE SWELL. .24 HOUR FORECAST STATIONARY FRONT FROM 31N73W TO 1008 MB LOW PRES NEAR 28N81W. WITHIN 31N61W TO 31N75W TO 30N71W TO 30N67W TO 29N64W TO 30N61W TO 31N61W E WINDS 20 TO 30 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 30N60W TO 30N71W TO 31N72W TO 30N81W TO 28N74W TO 28N64W TO 30N60W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NE SWELL. .48 HOUR FORECAST COLD FRONT FROM 31N74W TO 23N83W. CONDITIONS MERGED WITH TROPICAL STORM JERRY DESCRIBED ABOVE. .ATLC WITHIN 19N36W TO 21N41W TO 12N51W TO 08N48W TO 09N44W TO 13N39W TO 19N36W WINDS 20 KT OR LESS. SEAS TO 2.5 IN NE TO E SWELL. .24 HOUR FORECAST WITHIN 15N47W TO 18N46W TO 18N48W TO 16N54W TO 13N57W TO 11N55W TO 15N47W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN E SWELL. .36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .GULF OF AMERICA STATIONARY FRONT FROM 29N83W TO 27N97W. WITHIN 29N83W TO 30N87W TO 30N88W TO 28N87W TO 27N85W TO 26N83W TO 29N83W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST COLD FRONT FROM 26N82W TO 26N97W. WITHIN 28N83W TO 30N84W TO 30N86W TO 26N91W TO 25N89W TO 26N86W TO 28N83W NE WINDS 20 TO 25 KT. SEAS TO 2.5 M. .42 HOUR FORECAST COLD FRONT FROM 23N83W TO 27N97W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER DELGADO. NATIONAL HURRICANE CENTER.