000
FZNT02 KNHC 030944
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN SEP 3 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN SEP 3.
24 HOUR FORECAST VALID 0600 UTC MON SEP  4.
48 HOUR FORECAST VALID 0600 UTC TUE SEP  5.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM GERT NEAR 29.9N 52.9W 998 MB AT 0900 UTC SEP 03 
MOVING NNE OR 025 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 50 KT 
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NE 
QUADRANT...50 NM SE QUADRANT...40 NM SW QUADRANT...AND 0 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NE QUADRANT...105 NM
SE QUADRANT...75 NM SW QUADRANT...AND 30 NM NW QUADRANT WITH 
SEAS TO 17 FT. ELSEWHERE WITHIN 30N51W TO 31N52W TO 30N54W TO 
29N54W TO 28N54W TO 28N52W TO 30N51W WINDS 20 TO 33 KT. SEAS 10 
TO 12 FT. REMAINDER OF AREA WITHIN 31N49W TO 30N51W TO 31N55W TO 
28N56W TO 27N54W TO 27N50W TO 31N49W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM GERT NEAR 36.3N 52.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS N 
OF AREA. CONDITIONS MERGED WITH AREA DESCRIBED BELOW. 
.36 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 LOW PRES N OF AREA NEAR 33N61W 993 MB. WITHIN 31N57W TO 
30N62W TO 27N62W TO 27N59W TO 31N57W SW TO W WINDS 20 TO 30 KT. 
SEAS 12 TO 16 FT. ELSEWHERE WITHIN 31N56W TO 31N79W TO 26N77W TO 
23N72W TO 23N62W TO 31N56W...INCLUDING ATLANTIC EXPOSURES...WINDS
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 31N36W TO 30N75W TO 25N75W TO 22N65W TO
26N59W TO 28N37W TO 31N36W...INCLUDING ATLANTIC EXPOSURES... 
WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN MIXED SWELL...HIGHEST 
NEAR 31N60W. 
.48 HOUR FORECAST WITHIN 31N43W TO 31N64W TO 25N59W TO 24N53W TO
28N44W TO 31N43W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
SWELL.

.ATLC TROPICAL STORM KATIA NEAR 26.0N 31.9W 1005 MB AT 0900 UTC 
SEP 03 MOVING NW OR 310 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS E OF AREA. WITHIN 
27N35W TO 26.5N35.5W TO 25N35.5W TO 24N35W TO 27N35W WINDS 20 KT 
OR LESS. SEAS 8 FT IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW KATIA NEAR 27.1N 
33.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 30N35W 
TO 30N35.5W TO 29.5N35.5W TO 28.5N35.5W TO 27.5N35W TO 30N35W NE 
WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN 31N35W TO 
31N37W TO 29N39W TO 27N39W TO 26N35W TO 31N35W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW KATIA NEAR 28.1N 
34.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 29.5N35W
TO 29.5N35.5W TO 29N35.5W TO 28N35.5W TO 27.5N35.5W TO 27.5N35W 
TO 29.5N35W N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE WITHIN
31N35W TO 31N39W TO 29N39W TO 28N37W TO 28N36W TO 31N35W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN N SWELL.

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

$$
.FORECASTER AREINHART. NATIONAL HURRICANE CENTER.