000
FZNT02 KNHC 281609
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SAT AUG 28.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 29.
48 HOUR FORECAST VALID 1200 UTC MON AUG 30.

.WARNINGS.

...GULF OF MEXICO HURRICANE WARNING...
.HURRICANE IDA NEAR 24.8N 86.1W 984 MB AT 1500 UTC AUG 28 MOVING
NW OR 315 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90
KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NW AND SE
QUADRANTS...110 NM NE QUADRANT AND 60 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 120 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE 
WITH SEAS TO 30 FT. ELSEWHERE WITHIN 24N82W TO 22N86W TO 23N89W 
TO 28N87W TO 27N82W TO 24N82W...INCLUDING THE STRAITS OF 
FLORIDA...SE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE IDA NEAR 28.0N 89.8W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS 
WITHIN 130 NM NE QUADRANT...110 NM SE QUADRANT...80 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 210 NM E SEMICIRCLE AND 150 NM W SEMICIRCLE WITH SEAS TO 
36 FT. ELSEWHERE WITHIN 27N85W TO 25N86W TO 26N91W TO 30N92W TO 
30N86W TO 27N85W S WINDS 20 TO 33 KT. SEAS 12 TO 16 FT. REMAINDER
OF AREA WITHIN 25N85W TO 23N93W TO 29N93W TO 31N88W TO 29N85W TO
25N85W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM IDA INLAND NEAR 31.0N 91.5W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM W SEMICIRCLE...60 NM NE QUADRANT AND 90 NM SE 
QUADRANT. SEAS 12 FT OR GREATER N OF 28N BETWEEN 88W AND 91W 
WITH SEAS TO 13 FT. ELSEWHERE WITHIN 26N88W TO 27N92W TO 30N93W 
TO 30N89W TO 29N86W TO 26N88W S TO SW WINDS 20 TO 30 KT. SEAS 8
TO 11 FT.
.60 HOUR FORECAST TROPICAL DEPRESSION IDA INLAND NEAR 32.7N 
91.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.72 HOUR FORECAST TROPICAL DEPRESSION IDA INLAND NEAR 34.4N 
89.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST POST- TROPICAL IDA NEAR 36.8N 85.3W. MAXIMUM 
SUSTAINED WINDS 20 KT GUSTS 30 KT. 
.120 HOUR FORECAST POST-TROPICAL IDA NEAR 37.9N 79.9W. MAXIMUM 
SUSTAINED WINDS 20 KT GUSTS 30 KT.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TEN NEAR 14.8N 50.0W 1007 MB AT 1500 UTC
AUG 28 MOVING N OR 350 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. ELSEWHERE WITHIN 13N48W TO 14N50W TO 16N50W TO 
16N48W TO 15N48W TO 13N48W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO
11 FT.
.24 HOUR FORECAST TROPICAL STORM TEN NEAR 17.1N 50.1W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 30 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 0 NM NE QUADRANT...30 NM SE QUADRANT...AND 0 NM W
SEMICIRCLE WITH SEAS TO 12 FT. ELSEWHERE WITHIN 16N48W TO 16N50W
TO 17N51W TO 18N50W TO 18N48W TO 16N48W S WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 20.1N 49.7W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 
20N48W TO 19N50W TO 20N51W TO 21N52W TO 22N49W TO 20N48W E WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 22.7N 49.4W. 
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 25.4N 50.6W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW TEN NEAR 28.6N 
51.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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 11N74W TO 10N76W TO 11N77W TO 12N76W TO 13N75W
TO 11N74W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 13N73W TO 11N75W TO 11N77W TO 13N77W TO
16N74W TO 13N73W E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 11N75W TO 11N77W TO 13N77W TO 13N75W TO
12N74W TO 11N75W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.

.CARIBBEAN 36 HOUR FORECAST WITHIN 16N85W TO 16N87W TO 17N87W TO
17N85W TO 16N85W...INCLUDING THE GULF OF HONDURAS...E WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

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

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.