FZNT02 KNHC 211443 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC MON SEP 21 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC MON SEP 21. 24 HOUR FORECAST VALID 1200 UTC TUE SEP 22. 48 HOUR FORECAST VALID 1200 UTC WED SEP 23. .WARNINGS. .NONE .SYNOPSIS AND FORECAST. .ATLC 24 HOUR FORECAST TROPICAL STORM FAY NEAR 31.6N 33.9W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. OVER FORECAST WATERS WITHIN 31N35W TO 31N41W TO 30N40W TO 30N38W TO 30N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW FAY NEAR 30.0N 37.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 31N36W TO 31N39W TO 30N39W TO 30N37W TO 30N36W TO 31N36W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.