000
FZNT02 KNHC 010923
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED SEP 01 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 01.
24 HOUR FORECAST VALID 0600 UTC THU SEP 02.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 03.

.WARNINGS.

...ATLC HURRICANE WARNING...
.TROPICAL STORM LARRY NEAR 12.3N 24.8W 1003 MB AT 0900 UTC SEP 
01 MOVING W OR 280 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM W 
SEMICIRCLE.  
.24 HOUR FORECAST TROPICAL STORM LARRY NEAR 12.6N 30.6W. MAXIMUM 
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS 
WITHIN 70 NM N SEMICIRCLE...60 NM SE QUADRANT AND 40 NM SW 
QUADRANT.  
.36 HOUR FORECAST HURRICANE LARRY NEAR 13.1N 33.7W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. FROM 12N TO 20N E OF 37W N TO 
NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST HURRICANE LARRY NEAR 13.6N 36.8W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE...90 
SE QUADRANT...AND 60 SW QUADRANT WITH SEAS TO 24 FT. ELSEWHERE 
FROM 08N TO 12N E OF 38W...AND FROM 12N TO 20N E OF 40W WINDS 20 
TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST HURRICANE LARRY NEAR 15.5N 42.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE LARRY NEAR 18.2N 46.9W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT.
.120 HOUR FORECAST HURRICANE LARRY NEAR 21.3N 50.6W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 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.

TROPICAL DEPRESSION KATE NEAR 25.7N 51.7W 1007 MB AT 0900 UTC 
SEP 01 MOVING NNW OR 340 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. WITHIN 90 NM E SEMICIRCLE OF CENTER WINDS 20 TO 
30 KT. SEAS 8 TO 9 FT.  
.24 HOUR FORECAST TROPICAL DEPRESSION KATE NEAR 28.5N 53.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 90 NM E 
SEMICIRCLE OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. 
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW KATE NEAR 31.9N 
53.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 60 NM E 
SEMICIRCLE OF CENTER WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.60 HOUR FORECAST POST-TROPICAL REMNANT LOW KATE NEAR 33.5N 
53.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.72 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.

.ATLC 12 HOUR FORECAST N OF 29N W OF 79W SW WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT. 
.18 HOUR FORECAST N OF 29N W OF 77W SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN S OF 18.5N W OF 85W...INCLUDING THE GULF OF 
HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO N OF 28N E OF 90W SW WINDS 20 TO 25 KT. SEAS TO 
8 FT. 
.12 HOUR FORECAST N OF 28N E OF 85W SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.18 HOUR FORECAST N OF 27N E OF 85W SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 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 GR. NATIONAL HURRICANE CENTER.