865 
FZNT02 KNHC 161558
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI SEP 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 16.
24 HOUR FORECAST VALID 1200 UTC SAT SEP 17.
48 HOUR FORECAST VALID 1200 UTC SUN SEP 18.

.WARNINGS.

...ATLC AND CARIBBEAN TROPICAL STORM WARNING...
.TROPICAL STORM FIONA NEAR 16.0N 59.4W 1005 MB AT 1500 UTC SEP 
16 MOVING W OR 275 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE 
QUADRANT...110 NM SE QUADRANT...0 NM SW QUADRANT...AND 100 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM N SEMICIRCLE...120 
NM SE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 21 FT.
ELSEWHERE WITHIN 18N55W TO 21N58W TO 20N62W TO 18N62W TO 13N61W 
TO 14N56W TO 18N55W WINDS 20 TO 33 KT. SEAS 9 TO 13 FT. REMAINDER
OF AREA WITHIN 23N56W TO 23N61W TO 19N63W TO 14N62W TO 13N59W TO
15N54W TO 23N56W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED
SWELL.
.24 HOUR FORECAST TROPICAL STORM FIONA NEAR 16.6N 63.5W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 0 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM N SEMICIRCLE AND 90
NM S SEMICIRCLE WITH SEAS TO 19 FT. ELSEWHERE WITHIN 18N60W TO 
21N62W TO 20N67W TO 17N66W TO 15N64W TO 16N61W TO 18N60W WINDS 20
TO 33 KT. SEAS 8 TO 13 FT. REMAINDER OF AREA WITHIN 21N58W TO 
23N61W TO 22N67W TO 17N66W TO 15N64W TO 17N59W TO 21N58W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM FIONA NEAR 17.3N 67.3W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...30 NM SW 
QUADRANT...AND 70 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM NE QUADRANT...120 NM SE AND NW QUADRANTS...AND 60 NM SW 
QUADRANT WITH SEAS TO 20 FT. ELSEWHERE WITHIN 20N64W TO 20N69W TO
17N69W TO 15N68W TO 15N65W TO 17N64W TO 20N64W WINDS 20 TO 33 
KT. SEAS 9 TO 13 FT. WITHIN 22N65W TO 22N69W TO 20N68W TO 20N66W 
TO 18N64W TO 20N63W TO 22N65W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN SE SWELL.
.72 HOUR FORECAST TROPICAL STORM FIONA SOUTH COAST OF DOM. 
REPUB. NEAR 18.5N 69.6W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 
KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL STORM FIONA OVER WATER NEAR 20.5N 
71.3W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST HURRICANE FIONA NEAR 22.5N 72.4W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 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.

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

$$
.FORECASTER HAGEN. NATIONAL HURRICANE CENTER.