000
FZNT02 KNHC 271606
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI AUG 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 27.
24 HOUR FORECAST VALID 1200 UTC SAT AUG 28.
48 HOUR FORECAST VALID 1200 UTC SUN AUG 29.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM IDA NEAR 20.7N 82.1W 996 MB AT 1500 UTC AUG 27
MOVING NW OR 320 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NW AND SE
QUADRANTS...80 NM NE QUADRANT AND 0 NM SW QUADRANT.  SEAS 12 FT
OR GREATER WITHIN 75 NM E SEMICIRCLE...30 NM SW QUADRANT AND 15
NM NW QUADRANT WITH SEAS TO 18 FT. ELSEWHERE WITHIN 18N79W TO 
20N83W TO 22N84W TO 23N83W TO 21N78W TO 18N79W SE WINDS 20 TO 33
KT. SEAS 8 TO 11 FT.
.12 HOUR FORECAST HURRICANE IDA INLAND NEAR 22.2N 83.7W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. 
.24 HOUR FORECAST HURRICANE IDA OVER WATER NEAR 24.0N 85.8W. 
MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE 
WINDS WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 105 NM NE QUADRANT...60 NM SE QUADRANT...75 NM SW
QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 26 FT. ELSEWHERE 
WITHIN 23N81W TO 22N86W TO 24N88W TO 28N86W TO 27N83W TO 
23N81W...INCLUDING THE STRAITS OF FLORIDA AND THE YUCATAN 
CHANNEL...E TO SE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE IDA NEAR 27.6N 89.7W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 120 NM NE QUADRANT...110 NM SE QUADRANT...70 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 180 NM E SEMICIRCLE...AND 120 NM W SEMICIRCLE WITH SEAS 
TO 39 FT. ELSEWHERE WITHIN 25N84W TO 26N89W TO 25N94W TO 30N93W 
TO 31N88W TO 25N84W S WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM IDA INLAND NEAR 30.3N 91.3W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL DEPRESSION IDA INLAND NEAR 33.3N 
90.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. 
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IDA NEAR 35.2N 
87.1W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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 WITHIN 14N44W TO 13N46W TO 14N47W TO 16N46W TO 16N45W TO
14N44W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN NE SWELL.
WITHIN 14N43W TO 11N48W TO 15N52W TO 20N48W TO 17N44W TO 14N43W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N46W 1010 MB. WITHIN 15N45W TO 16N47W TO 17N47W TO 18N45W TO 
17N44W TO 15N45W E TO SE WINDS 20 TO 30 KT. SEAS 8 FT. ELSEWHERE 
WITHIN 14N52W TO 13N54W TO 16N55W TO 18N53W TO 16N51W TO 14N52W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
19N44W 1010 MB. WITHIN 20N43W TO 19N44W TO 19N45W TO 20N46W TO 
21N44W TO 20N43W S WINDS 20 TO 30 KT. SEAS TO 8 FT.

.CARIBBEAN 06 HOUR FORECAST WITHIN 12N72W TO 12N74W TO 13N74W TO
13N72W TO 13N71W TO 12N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST WITHIN 11N71W TO 12N73W TO 11N76W TO 13N75W TO
13N71W TO 11N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 12N72W TO 11N78W TO 14N77W TO 15N73W TO
14N72W TO 12N72W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN 45 HOUR FORECAST WITHIN 16N86W TO 16N87W TO 17N87W TO
17N86W TO 16N86W...INCLUDING THE GULF OF HONDURAS...E TO SE 
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.