000
FZNT02 KNHC 291530
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU SEP 29 2022

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MEXICO

SYNOPSIS VALID 1200 UTC THU SEP 29.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 30.
48 HOUR FORECAST VALID 1200 UTC SAT OCT 01.

.WARNINGS.

...ATLC HURRICANE WARNING...
.TROPICAL STORM IAN NEAR 28.7N 80.4W 987 MB AT 1500 UTC SEP 29 
MOVING NNE OR 025 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 60 KT 
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 360 NM NE 
QUADRANT...120 NM SE QUADRANT...150 NM SW QUADRANT...AND 200 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE QUADRANT AND 
120 NM SE QUADRANT WITH SEAS TO 20 FT. ELSEWHERE OVER FORECAST 
WATERS WITHIN 270 NM E SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT N OF 27N W OF 75W.
.12 HOUR FORECAST HURRICANE IAN OVER WATER NEAR 30.0N 79.9W.
MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST HURRICANE IAN OVER WATER N OF AREA NEAR 31.8N 
79.8W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM 
FORCE WINDS WITHIN 90 NM W SEMICIRCLE...270 NM NE QUADRANT AND 
150 NM SE QUADRANT. OVER FORECAST WATERS N OF 28N W OF 72W WINDS 
20 TO 33 KT. SEAS 8 TO 12 FT...EXCEPT 12 TO 20 FT IN MIXED SWELL 
N OF 29N W OF 75W.
.36 HOUR FORECAST TROPICAL STORM IAN INLAND NEAR 34.0N 80.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IAN WELL N OF THE 
ARE NEAR 35.9N 81.1W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
OVER FORECAST WATERS N OF 29N BETWEEN 72W AND 76W WINDS 20 KT OR 
LESS. SEAS 8 FT IN MIXED SWELL.
.60 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IAN NEAR 37.0N 
82.0W. MAXIMUM SUSTAINED WINDS 15 KT GUSTS 20 KT.
.72 HOUR FORECAST...DISSIPATED.

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 DEPRESSION ELEVEN NEAR 19.1N 37.4W 1008 MB AT 1500 UTC 
SEP 29 MOVING NW OR 320 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. WITHIN 120 NM NE QUADRANT WINDS 20 TO 30 KT. 
SEAS 8 FT.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW ELEVEN NEAR 20.6N 
38.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW ELEVEN NEAR 22.8N 
40.4W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.GULF OF MEXICO N OF 25N E OF 88W N WINDS 20 TO 30 KT WITH 
HIGHER GUSTS. SEAS 8 TO 12 FT. S OF 22N W OF 94W...INCLUDING 
VERACRUZ AREA...NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
ELSEWHERE N OF 22N BETWEEN 82W AND 96W WINDS 20 KT OR LESS. SEAS 
8 TO 11 FT IN N TO NE SWELL. IN THE YUCATAN CHANNEL WINDS 20 KT 
OR LESS. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST S OF 20N W OF 95W...INCLUDING VERACRUZ AREA NW 
WINDS 20 TO 25 KT. SEAS TO 8 FT.  
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.