000
FZNT02 KNHC 280941
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT AUG 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT AUG 28.
24 HOUR FORECAST VALID 0600 UTC SUN AUG 29.
48 HOUR FORECAST VALID 0600 UTC MON AUG 30.

.WARNINGS.

...CARIBBEAN AND GULF OF MEXICO HURRICANE WARNING...
.HURRICANE IDA NEAR 24.0N 85.2W 987 MB AT 0900 UTC AUG 28 MOVING
NW OR 315 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85
KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE QUADRANT...60 NM
SE QUADRANT...40 NM SW QUADRANT...AND 70 NM NW QUADRANT. SEAS 
12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 60 NM S 
SEMICIRCLE WITH SEAS TO 23 FT. ELSEWHERE WITHIN 23N80W TO 23N82W 
TO 22N86W TO 26N87W TO 26N82W TO 23N80W...INCLUDING THE STRAITS 
OF FLORIDA...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. WITHIN 20N80W TO
20N82W TO 22N83W TO 23N83W TO 22N81W TO 20N80W SE TO S WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST HURRICANE IDA NEAR 27.1N 88.9W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM NW AND SE QUADRANTS...120 NM NE QUADRANT AND 70 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM NW AND SE 
QUADRANTS...150 NM NE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO
36 FT. ELSEWHERE WITHIN 24N83W TO 24N89W TO 29N91W TO 30N86W TO 
28N83W TO 24N83W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER 
OF AREA WITHIN 24N84W TO 24N92W TO 28N92W TO 30N88W TO 29N84W TO 
24N84W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE IDA INLAND NEAR 30.1N 91.3W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM E SEMICIRCLE...70 NM SW QUADRANT AND 60 NM NW 
QUADRANT. SEAS 12 FT OR GREATER 150 NM S SEMICIRCLE WITH SEAS TO 
16 FT. ELSEWHERE WITHIN 26N88W TO 26N89W TO 29N93W TO 30N90W TO 
30N87W TO 26N88W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER 
OF AREA WITHIN 27N86W TO 25N88W TO 26N92W TO 29N93W TO 30N86W TO 
27N86W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.60 HOUR FORECAST TROPICAL STORM IDA INLAND NEAR 31.6N 91.2W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.72 HOUR FORECAST TROPICAL DEPRESSION IDA INLAND NEAR 33.2N
90.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION IDA INLAND NEAR 36.0N
87.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IDA NEAR 37.5N
82.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TEN NEAR 14.0N 49.9W 1007 MB AT 0900 UTC
AUG 28 MOVING NNW OR 340 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. WITHIN 14N48W TO 14N49W TO 15N50W TO 16N50W 
TO 16N49W TO 14N48W WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST TROPICAL STORM TEN NEAR 14.8N 50.3W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT.
.24 HOUR FORECAST TROPICAL STORM TEN NEAR 16.1N 50.3W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS TO 12 FT 
WITHIN 60 NM E SEMICIRCLE. ELSEWHERE WITHIN 16N49W TO 15N51W TO 
17N51W TO 18N50W TO 17N49W TO 16N49W WINDS 20 TO 33 KT. SEAS 8 TO
11 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 19.1N 50.0W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 19N49W TO 
20N51W TO 21N51W TO 21N49W TO 20N48W TO 19N49W WINDS 20 TO 30 KT.
SEAS 8 TO 11 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 21.9N 49.7W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 24.5N 50.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 27.5N 52.8W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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.

.CARIBBEAN WITHIN 12N70W TO 12N72W TO 11N75W TO 12N75W TO 13N71W
TO 12N70W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 12N73W TO 11N75W TO 13N75W TO 14N74W TO
13N72W TO 12N73W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 11N74W TO 11N76W TO 12N76W TO 13N75W TO
13N74W TO 11N74W WINDS 20 KT OR LESS. SEAS 8 FT.

.CARIBBEAN 42 HOUR FORECAST WITHIN 16N85W TO 16N87W TO 17N87W TO
17N86W TO 17N85W TO 16N85W...INCLUDING THE GULF OF HONDURAS...E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 17N85W TO 16N86W TO 17N87W TO 18N88W TO
18N86W TO 17N85W...INCLUDING THE GULF OF HONDURAS...E TO SE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.