000
FZNT02 KNHC 172059
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT SEP 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SAT SEP 17.
24 HOUR FORECAST VALID 1800 UTC SUN SEP 18.
48 HOUR FORECAST VALID 1800 UTC MON SEP 19.

.WARNINGS.

...ATLANTIC AND CARIBBEAN HURRICANE WARNING...
.TROPICAL STORM FIONA NEAR 16.7N 64.6W 1002 MB AT 2100 UTC SEP
17 MOVING WNW OR 285 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE
QUADRANT...120 NM SE QUADRANT...0 NM SW QUADRANT...AND 80 NM NW
QUADRANT.  SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER EXCEPT
90 NM SW QUADRANT WITH SEAS TO 18 FT. ELSEWHERE WITHIN 18N61W TO
20N64W TO 19N67W TO 17N67W TO 15N64W TO 17N61W TO 
18N61W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES... WINDS 20
TO 33 KT. SEAS 10 TO 12 FT. REMAINDER AREA WITHIN 20N59W TO 
23N63W TO 22N69W TO 20N69W TO 14N66W TO 15N61W TO 20N59W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE FIONA OVER PUERTO RICO NEAR 18.1N 
66.7W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM 
FORCE WINDS WITHIN 110 NM NE QUADRANT...120 NM SE QUADRANT...30 
NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 120 NM NE...60 NM NW...180 NM SE...AND 75 NM SW QUADRANTS 
WITH SEAS TO 20 FT. ELSEWHERE WITHIN 20N64W TO 21N66W TO 21N69W 
TO 17N68W TO 15N64W TO 17N63W TO 20N64W WINDS 20 TO 33 KT. SEAS 
10 TO 12 FT. REMAINDER AREA WITHIN 20N62W TO 23N66W TO 21N69W TO 
16N73W TO 14N68W TO 15N63W TO 20N62W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE FIONA NEAR 20.1N 69.0W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
WITHIN 130 NM E SEMICIRCLE...40 NM SW QUADRANT AND 110 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM E SEMICIRCLE...75 
NM SW...AND 150 NM NW QUADRANTS WITH SEAS TO 26 FT. ELSEWHERE 
WITHIN 23N66W TO 23N70W TO 20N71W TO 17N67W TO 17N66W TO 20N65W 
TO 23N66W...INCLUDING IN MONA PASSAGE... WINDS 20 TO 33 KT. SEAS 
11 TO 12 FT. REMAINDER AREA WITHIN 25N67W TO 24N72W TO 20N72W TO 
17N67W TO 17N65W TO 21N64W TO 25N67W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE FIONA NEAR 22.7N 70.5W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE FIONA NEAR 25.4N 70.7W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE FIONA NEAR 29.9N 68.8W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 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 AL. NATIONAL HURRICANE CENTER.