000
FZNT02 KNHC 270324
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE SEP 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE SEP 27.
24 HOUR FORECAST VALID 0000 UTC WED SEP 28.
48 HOUR FORECAST VALID 0000 UTC THU SEP 29.

.WARNINGS.

...CARIBBEAN AND GULF OF MEXICO HURRICANE WARNING...
.HURRICANE IAN NEAR 21.3N 83.4W 962 MB AT 0300 UTC SEP 27 MOVING
NNW OR 340 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110
KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NW AND SE 
QUADRANTS...100 NM NE QUADRANT AND 60 NM SW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 120 NM NW AND SE QUADRANTS...180 NM NE QUADRANT
AND 75 NM SW QUADRANT WITH SEAS TO 31 FT. ELSEWHERE...WITHIN 
21N79W TO 24N85W TO 20N87W TO 18N83W TO 19N82W TO 18N80W TO 
21N79W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN 
CHANNEL...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE IAN NEAR 24.5N 83.7W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS 
WITHIN 120 NM NW AND SE QUADRANTS...130 NM NE QUADRANT AND 90 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITH 150 NM ALL QUADRANTS 
EXCEPT 180 NM NE QUADRANT WITH SEAS TO 34 FT. ELSEWHERE...WITHIN 
25N79W TO 30N84W TO 29N93W TO 23N91W TO 19N83W TO 21N80W TO 
25N79W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN 
CHANNEL...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE IAN NEAR 27.2N 83.1W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 150 NM N SEMICIRCLE...140 NM SE QUADRANT AND 110 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE QUADRANT...150 
NM SE QUADRANT...240 SW QUADRANT...AND 270 NW QUADRANT WITH SEAS 
TO 35 FT. ELSEWHERE...WITHIN 26N85W TO 30N83W TO 29N94W TO 23N97W
TO 20N86W TO 24N81W TO 26N85W...INCLUDING STRAITS OF FLORIDA AND
IN YUCATAN CHANNEL...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST HURRICANE IAN INLAND NEAR 28.6N 82.4W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION IAN INLAND NEAR 31.3N
82.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION IAN INLAND NEAR 35.0N
81.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

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 LOW PRES NEAR 13N36W 1008 MB. WITHIN 14N37W TO 16N36W TO 
15N38W TO 13N39W TO 12N36W TO 13N35W TO 14N37W N TO NE WINDS 20 
TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
13N37W 1008 MB. WITHIN 12N35W TO 13N35W TO 13N36W TO 12N36W TO 
12N35W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14N37W 1008 MB. WITHIN 12N35W TO 13N35W TO 13N36W TO 12N36W TO 
12N35W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.ATLC WITHIN 31N37W TO 31N49W TO 25N55W TO 21N52W TO 21N47W TO
25N40W TO 31N37W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N
SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 31N39W TO 29N39W TO 26N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 30N35W TO 31N35W TO 31N36W TO 28N37W TO
28N36W TO 29N36W TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN NE TO E SWELL.

.ATLC 36 HOUR FORECAST WITHIN 31N80W TO 31N81W TO 30N81W TO
30N80W TO 31N80W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 31N78W TO 31N81W TO 29N81W TO 27N80W TO
29N80W TO 31N78W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
ELSEWHERE...WITHIN 31N78W TO 31N81W TO 27N80W TO 25N80W TO 26N79W
TO 28N79W TO 31N78W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.

.GULF OF MEXICO 18 HOUR FORECAST WITHIN 20N95W TO 20N96W TO
19N96W TO 19N95W TO 20N95W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.