000
FZNT02 KNHC 290930
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED JUL 29 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED JUL 29.
24 HOUR FORECAST VALID 0600 UTC THU JUL 30.
48 HOUR FORECAST VALID 0600 UTC FRI JUL 31.

.WARNINGS.

...ATLC AND CARIBBEAN TROPICAL STORM WARNING...
.POTENTIAL TROPICAL CYCLONE NINE NEAR 15.3N 61.3W 1005 MB AT 
0900 UTC JUL 29 MOVING WNW OR 295 DEG AT 20 KT. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 240 NM NE AND 120 NM NW QUADRANTS. SEAS 12 FT OR GREATER 
WITHIN 420 NM NE QUADRANT WITH SEAS TO 18 FT. ELSEWHERE FROM 12N 
TO 23N BETWEEN 53W AND 65W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
REMAINDER AREA FROM 10N TO 24N BETWEEN 48W AND 66W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM NINE NEAR 17.8N 67.6W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 200 NM NE AND 120 NM NW QUADRANTS. SEAS 12 FT OR GREATER 
WITHIN 420 NM NE...240 NM SE...0 NM SW AND 120 NM NW QUADRANTS 
WITH SEAS TO 21 FT. ELSEWHERE FROM 15N TO 24N BETWEEN 60W AND 
72W WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER AREA FROM 12N 
TO 26N BETWEEN 55W AND 72W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM NINE NEAR 20.6N 74.0W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 200 NM NE...90 NM SE...0 NM SW AND 120 NM NW QUADRANTS. 
SEAS 12 FT OR GREATER WITHIN 360 NM NE...300 NM SE...30 NM SW 
AND 120 NM NW QUADRANTS WITH SEAS TO 24 FT. ELSEWHERE WITHIN 19N 
TO 25N BETWEEN 67W AND 78W WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. 
REMAINDER AREA FROM 18N TO 28N BETWEEN 63W AND 75W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM NINE NEAR 23.3N 78.7W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM NINE NEAR 25.5N 81.5W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM NINE NEAR 28.5N 83.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 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 AND CARIBBEAN 18 HOUR FORECAST WITHIN 20N72W TO 20N73W TO 
19N75W TO 21N72W TO 20N72W...INCLUDING WINDWARD PASSAGE...NE TO 
E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS MERGED.

.CARIBBEAN WITHIN 11N76W TO 12N76W TO 13N75W TO 12N74W TO 11N76W
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 11.5N74.5W TO 11.5N75.5W TO 12N75.5W TO
12N75W TO 12N74W TO 11.5N74.5W NE TO E WINDS 20 TO 25 KT. SEAS 
TO 8 FT.
.48 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 MUNDELL. NATIONAL HURRICANE CENTER.