


High Seas Forecast
Issued by NWS
Issued by NWS
052 FZNT02 KNHC 132043 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC MON OCT 13 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MON OCT 13. 24 HOUR FORECAST VALID 1800 UTC TUE OCT 14. 48 HOUR FORECAST VALID 1800 UTC WED OCT 15. .WARNINGS. ...ATLC TROPICAL STORM WARNING... .TROPICAL STORM LORENZO NEAR 15.2N 41.7W 1002 MB AT 2100 UTC OCT 13 MOVING NW OR 305 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE QUADRANT...130 NM SE QUADRANT...0 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM NE QUADRANT...150 NM SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 5 M. ELSEWHERE WITHIN 210 NM E SEMICIRCLE AND 120 NM NW QUADRANT OF CENTER WINDS 20 TO 33 KT. SEAS 3 TO 4 M. REMAINDER OF THE AREA FROM 10N TO 18N BETWEEN 36W AND 45W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM LORENZO NEAR 17.8N 44.3W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...0 NM SW QUADRANT...AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM NE QUADRANT...150 NM SE QUADRANT...30 NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 5 M. ELSEWHERE WITHIN 210 NM E SEMICIRCLE AND 120 NM NW QUADRANT OF CENTER WINDS 20 TO 33 KT. SEAS 3 TO 4 M. REMAINDER OF THE AREA FROM 11N TO 23N BETWEEN 36W AND 50W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM LORENZO NEAR 22.6N 43.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 30 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM NW AND SE QUADRANTS... 90 NM NE QUADRANT AND 30 NM SW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 180 NM E SEMICIRCLE...45 NM SW QUADRANT AND 90 NW QUADRANT WINDS 20 TO 33 KT. SEAS 3 TO 4 M. REMAINDER OF THE AREA FROM 15N TO 25N BETWEEN 40W AND 50W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 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 SURFACE TROUGH FROM 31N57W TO 26N58W. N OF 28 W OF TROUGH TO 60W NW WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. N OF 28N E OF TROUGH TO 56W SW WINDS 20 TO 25 KT. SEAS TO 2.5 M. .12 HOUR FORECAST TROUGH FROM 31N55W TO 25N57W. N OF 27 W OF TROUGH TO 58W NW WINDS 20 TO 25 KT. SEAS 2.5 M. .24 HOUR FORECAST TROUGH FROM 31N51W TO 25N55W. FROM 25N TO 28N E OF TROUGH TO 50W SW WINDS 20 TO 25 KT. SEAS 2.5 M. .36 HOUR FORECAST TROUGH FROM 31N48W TO 25N55W. N OF 25N E OF TROUGH TO 38W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M. .48 HOUR FORECAST TROUGH FROM 31N48W TO 26N55W. N OF 25N E OF TROUGH TO 35W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M...EXCEPT 3 TO 4 M N OF 28N E OF TROUGH TO A LINE FROM 31N41W TO 28N45W. .ATLC COLD FRONT FROM 31N72W TO 23N80W. N OF 30N BETWEEN 75W AND 78W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 M. .24 HOUR FORECAST COLD FRONT FROM 31N67W TO 23N80W. N OF 30N W OF FRONT TO 77W W TO NW WINDS 20 TO 25 KT. SEAS TO 2.5 M. N OF 30N E OF FRONT 64W SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST COLD FRONT FROM 31N64W TO 22N77W. N OF 29N W OF FRONT TO 74W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE N OF 29N W OF FRONT TO 80W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE SWELL. N OF 27N E OF FRONT TO 56W SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER GR. NATIONAL HURRICANE CENTER.