536
FZNT02 KNHC 082145
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU OCT 08 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AMERICA
SYNOPSIS VALID 1800 UTC THU OCT 08.
24 HOUR FORECAST VALID 1800 UTC FRI OCT 09.
48 HOUR FORECAST VALID 1800 UTC SAT OCT 10.
.WARNINGS.
..GULF OF AMERICA HURRICANE WARNING
.HURRICANE ISAIAS NEAR 24.4N 89.3W 975 MB AT 2100 UTC OCT 08
MOVING NE OR 050 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM N
SEMICIRCLE...80 NM SE QUADRANT AND 70 NM SW QUADRANT. SEAS 4 M
OR GREATER WITHIN 90 NM OF CENTER EXCEPT 60 NM SE QUADRANT WITH
SEAS TO 9.5 M. ELSEWHERE WITHIN 24N88W TO 26N90W TO 26N93W TO
24N95W TO 20N93W TO 22N88W TO 24N88W...INCLUDING WITHIN 60 NM OF
COAST OF CAMPECHE...WINDS 20 TO 33 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST HURRICANE ISAIAS NEAR 28.2N 87.4W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM OF CENTER EXCEPT 70 NM SW QUADRANT. SEAS 4 M OR
GREATER WITHIN 120 NM OF CENTER...EXCEPT 180 NM SW QUADRANT WITH
SEAS TO 10 M. ELSEWHERE WITHIN 30N83W TO 29N94W TO 27N95W TO
23N93W TO 26N91W TO 21N90W TO 24N84W TO 30N83W WINDS 20 TO 33 KT.
SEAS 3.5 TO 5.5 M.
.48 HOUR FORECAST TROPICAL DEPRESSION ISAIAS INLAND NEAR 33.2N
87.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER FORECAST
WATERS SEAS LESS THAN 4 M. WITHIN 30N85W TO 30N86W TO 29N87W TO
28N86W TO 29N85W TO 30N85W S WINDS 20 TO 25 KT. SEAS 3 TO 4.5 M
IN S TO SW SWELL. REMAINDER OF AREA WITHIN 29N83W TO 30N89W TO
28N92W TO 26N95W TO 25N94W TO 24N87W TO 29N83W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN MIXED NE AND SW SWELL.
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 18 HOUR FORECAST COLD FRONT FROM 31N68W TO 30N70W AND
STATIONARY TO 29N81W. WITHIN 31N80W TO 31N81W TO 30N81W TO 29N81W
TO 29N80W TO 30N79W TO 31N80W NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST COLD FRONT FROM 31N66W TO 30N70W AND
STATIONARY TO 29N81W. LITTLE CHANGE.
.48 HOUR FORECAST WARM FRONT ALONG 31N W OF 72W. WITHIN 31N77W
TO 31N81W TO 30N81W TO 30N79W TO 31N77W E TO SE WINDS 20 TO 25
KT. SEAS TO 2.5 M W OF 79W.
.GULF OF AMERICA STATIONARY FRONT 29N83W TO 28N87W AND
DISSIPATING TO 26N95W. WITHIN 29N84W TO 30N87W TO 30N89W TO
29N93W TO 27N92W TO 28N87W TO 29N84W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE ASSOCIATED WITH
ISAIAS.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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