000
FZNT02 KNHC 300913
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC FRI SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC FRI SEP 30.
24 HOUR FORECAST VALID 0600 UTC SAT OCT  1.
48 HOUR FORECAST VALID 0600 UTC SUN OCT  2.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE IAN NEAR 30.8N 79.1W 984 MB AT 0900 UTC SEP 30 MOVING
NNE OR 015 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90
KT. TROPICAL STORM FORCE WINDS WITHIN 420 NM NE QUADRANT...130
NM SE QUADRANT...100 NM SW QUADRANT...AND 160 NM NW QUADRANT.
SEAS 12 FT OR GREATER WITHIN 300 NM NE QUADRANT...180 NM SE
QUADRANT...120 NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS
TO 29 FT. ELSEWHERE WITHIN 31N72W TO 31N81W TO 27N79W TO 27N75W 
TO 28N73W TO 31N72W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST TROPICAL STORM IAN INLAND NEAR 34.6N 79.9W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 100 NM E SEMICIRCLE...40 NM SW QUADRANT AND 70 NM NW
QUADRANT. ELSEWHERE OVER FORECAST WATERS WITHIN 31N74W TO 
31N79.5W TO 30N78.5W TO 30N75.5W TO 31N74W WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. REMAINDER OF AREA WITHIN 31N72W TO 31N74W TO 
30N77W TO 30N79W TO 29N77W TO 29N74W TO 31N72W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.36 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IAN NEAR 36.3N 
80.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.48 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.

.ATLC WITHIN 23N37W TO 23N39W TO 22N40W TO 21N39W TO 22N37W TO
23N37W SE TO S WINDS 20 TO 25 KT. SEAS 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 29N84W TO 30N89W TO 28N89W TO 27N84W TO 
27N83W TO 29N84W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.03 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 20N94W TO 20N95W TO 20N96W TO 19N96W TO
19N95W TO 19N94W TO 20N94W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ...NW TO N WINDS 20 TO 25 KT. SEAS 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.