698
FZNT24 KNHC 082108
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
508 PM EDT THU OCT 8 2026
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
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.
GMZ001-090915-
SYNOPSIS FOR THE GULF OF AMERICA
508 PM EDT THU OCT 8 2026
SYNOPSIS
HURRICANE ISAIAS IS NEAR 24.4N 89.3W, OR ABOUT 280 NM
SOUTH OF THE MOUTH OF THE MISSISSIPPI RIVER AT 5 PM EDT, AND IS
MOVING NORTHEAST AT 10 KT. MAXIMUM SUSTAINED WINDS ARE 85 KT WITH
GUSTS TO 105 KT, AND THE MINIMUM CENTRAL PRESSURE IS 975 MB.
ISAIAS WILL MOVE TO NEAR 25.7N 88.4W LATE TONIGHT WITH MAXIMUM
SUSTAINED WINDS 95 GUSTS 115 KT, THEN BEGIN TO GRADUALLY WEAKEN AS
IT MOVES TO NEAR 28.2N 87.4W FRI AFTERNOON WITH MAXIMUM SUSTAINED
WINDS 85 KT GUSTS 105 KT. ISAIAS IS FORECAST TO MOVE INLAND
NEAR 31.0N 87.2W LATE FRI NIGHT, WEAKEN TO TROPICAL DEPRESSION
WELL INLAND SAT AFTERNOON AND DISSIPATE MON AFTERNOON. SWELLS
GENERATED BY THE CYCLONE WILL SPREADING NORTHWARD ACROSS THE
BASIN CENTRAL GULF THROUGH SAT NIGHT. IN THE WAKE OF ISAIAS, WEAK
HIGH PRESSURE WILL DEVELOP OVER THE NORTH-CENTRAL GULF BY SUN
EVENING RESULTING IN MODERATE OR WEAKER RETURN FLOW OVER THE
WESTERN GULF THROUGH MIDWEEK.
GMZ040-090915-
NW GULF OF AMERICA INCLUDING STETSON BANK-
508 PM EDT THU OCT 8 2026
TONIGHT
NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT IN NE TO E SWELL.
FRI
NE WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN E TO SE SWELL.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN E SWELL.
SAT
N TO NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN NE TO E
SWELL.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
MON
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ041-090915-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
508 PM EDT THU OCT 8 2026
TONIGHT
NE WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN E SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
FRI
N TO NE WINDS 25 TO 30 KT. SEAS 9 TO 14 FT IN E TO SE
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
FRI NIGHT
N TO NE WINDS 20 TO 25 KT. SEAS 10 TO 15 FT IN E
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT
N WINDS 15 TO 20 KT. SEAS 7 TO 11 FT IN NE TO E SWELL.
SAT NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ056-090915-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
508 PM EDT THU OCT 8 2026
..HURRICANE WARNING
TONIGHT
TROPICAL STORM CONDITIONS. W OF 89W, NE TO E WINDS
35 TO 45 KT. E OF 89W, E WINDS 35 TO 40 KT, INCREASING TO 50 TO
60 KT LATE. SEAS 9 TO 13 FT IN SE SWELL, BUILDING TO
16 TO 25 FT IN SE SWELL LATE. NUMEROUS SQUALLS AND THUNDERSTORMS.
FRI
HURRICANE CONDITIONS EXPECTED. W OF 89W, NW TO N WINDS
30 TO 35 KT. E OF 89W, NE TO E WINDS 70 TO 90 KT, BECOMING
NW 75 TO 85 KT IN THE AFTERNOON. SEAS 23 TO 35 FT IN E SWELL.
NUMEROUS SQUALLS AND THUNDERSTORMS. VSBY 1 NM OR LESS.
FRI NIGHT
HURRICANE CONDITIONS EXPECTED. W OF 89W, N WINDS
20 TO 25 KT, DIMINISHING TO 10 TO 15 KT LATE. E OF 89W,
W TO NW WINDS 55 TO 65 KT, BECOMING SW TO W 15 TO 20 KT LATE.
SEAS 25 TO 37 FT IN NE SWELL, SUBSIDING TO 14 TO 22 FT
IN N TO NE SWELL LATE. SCATTERED TO NUMEROUS SQUALLS AND
THUNDERSTORMS.
SAT
W TO NW WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN N TO NE
SWELL.
SAT NIGHT
NW TO N WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN E TO
SE SWELL, SUBSIDING TO 4 TO 6 FT LATE.
SUN
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ057-090915-
NE GULF OF AMERICA N OF 26N E OF 87W-
508 PM EDT THU OCT 8 2026
..HURRICANE WARNING
TONIGHT
TROPICAL STORM CONDITIONS. E WINDS 30 TO 35 KT. SEAS
5 TO 7 FT, BUILDING TO 10 TO 15 FT IN S TO SW SWELL LATE.
SCATTERED SHOWERS AND THUNDERSTORMS.
FRI
TROPICAL STORM CONDITIONS EXPECTED. W OF 85W, SE WINDS
40 TO 50 KT, BECOMING S TO SW 55 TO 65 KT IN THE AFTERNOON. E OF
85W, SE TO S WINDS 25 TO 30 KT. SEAS 16 TO 24 FT IN SW SWELL,
BUILDING TO 21 TO 32 FT IN SW SWELL IN THE AFTERNOON. NUMEROUS
SQUALLS AND THUNDERSTORMS.
FRI NIGHT
TROPICAL STORM CONDITIONS EXPECTED. W OF 85W, SW
WINDS 50 TO 60 KT, BECOMING S TO SW 20 TO 25 KT LATE. E
OF 85W, S WINDS 25 TO 30 KT. SEAS 23 TO 35 FT IN SW SWELL,
SUBSIDING TO 14 TO 22 FT IN SW TO W SWELL LATE. SCATTERED SHOWERS
AND ISOLATED THUNDERSTORMS.
SAT
S TO SW WINDS 15 TO 20 KT. SEAS 9 TO 13 FT IN S TO SW
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT NIGHT
SW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SUN
W WINDS 10 TO 15 KT, SHIFTING TO N IN THE AFTERNOON. SEAS
3 TO 5 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ058-090915-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
508 PM EDT THU OCT 8 2026
TONIGHT
N WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN E SWELL.
ISOLATED SHOWERS AND THUNDERSTORMS.
FRI
N WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN E SWELL. ISOLATED
SHOWERS AND THUNDERSTORMS.
FRI NIGHT
N TO NE WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN NE TO
E SWELL. ISOLATED SHOWERS AND THUNDERSTORMS.
SAT
NE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN NE TO E SWELL.
SAT NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ045-090915-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
508 PM EDT THU OCT 8 2026
TONIGHT
N WINDS 20 TO 25 KT. SEAS 9 TO 14 FT IN NE TO E SWELL.
ISOLATED SHOWERS AND THUNDERSTORMS.
FRI
NW WINDS 10 TO 15 KT S OF 24N, AND N 20 TO 25 KT N OF 24N.
SEAS 9 TO 13 FT IN NE TO E SWELL. ISOLATED SHOWERS AND
THUNDERSTORMS.
FRI NIGHT
N TO NE WINDS 15 TO 20 KT. SEAS 8 TO 12 FT IN NE
SWELL. ISOLATED SHOWERS AND THUNDERSTORMS.
SAT
N WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN NE SWELL.
SAT NIGHT
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
GMZ046-090915-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
508 PM EDT THU OCT 8 2026
..HURRICANE WARNING
TONIGHT
HURRICANE CONDITIONS. S OF 24N, W WINDS 30 TO 35 KT.
N OF 24N, E WINDS 60 TO 80 KT, BECOMING W TO NW 75 TO 85 KT LATE.
SEAS 19 TO 28 FT IN NW SWELL. NUMEROUS SQUALLS AND THUNDERSTORMS.
FRI
TROPICAL STORM CONDITIONS EXPECTED. S OF 24N, SW WINDS
20 TO 25 KT. N OF 24N, W WINDS 35 TO 40 KT, BECOMING W TO NW
20 TO 25 KT IN THE AFTERNOON. SEAS 21 TO 31 FT IN N SWELL,
SUBSIDING TO 10 TO 16 FT IN N SWELL IN THE AFTERNOON. NUMEROUS
SQUALLS AND THUNDERSTORMS.
FRI NIGHT
W WINDS 10 TO 15 KT, SHIFTING TO S TO SW LATE. SEAS
8 TO 12 FT IN N TO NE SWELL. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
SAT
SW WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN N TO NE SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT NIGHT
N WINDS 10 TO 15 KT, SHIFTING TO E LATE. SEAS 6 TO 9
FT IN N SWELL, SUBSIDING TO 4 TO 6 FT LATE. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 6 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
GMZ047-090915-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
508 PM EDT THU OCT 8 2026
..TROPICAL STORM WARNING N OF 24N
TONIGHT
TROPICAL STORM CONDITIONS POSSIBLE. S WINDS 30 TO
35 KT. SEAS 7 TO 10 FT IN W SWELL, BUILDING TO 10 TO 16 FT IN W
SWELL LATE. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
FRI
TROPICAL STORM CONDITIONS POSSIBLE N OF 24N. S OF 24N, S
WINDS 20 TO 25 KT. N OF 24N, S WINDS 30 TO 35 KT, BECOMING S TO SW
20 TO 25 KT IN THE AFTERNOON. SEAS 13 TO 20 FT IN W SWELL,
SUBSIDING TO 10 TO 15 FT IN W SWELL IN THE AFTERNOON. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
FRI NIGHT
S WINDS 15 TO 20 KT. SEAS 7 TO 11 FT IN W TO NW
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT
S WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN NW SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN NW TO N
SWELL, SUBSIDING TO 4 TO 6 FT LATE.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
GMZ048-090915-
SW GULF OF AMERICA S OF 22N W OF 94W-
508 PM EDT THU OCT 8 2026
TONIGHT
NW TO N WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
FRI
NW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS
AND ISOLATED THUNDERSTORMS.
FRI NIGHT
NW TO N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT
NW TO N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
SUN
NE WINDS 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
GMZ049-090915-
CENTRAL BAY OF CAMPECHE-
508 PM EDT THU OCT 8 2026
TONIGHT
NW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN N TO NE SWELL.
SCATTERED SHOWERS AND THUNDERSTORMS.
FRI
W TO NW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
FRI NIGHT
NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN N TO NE
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT
NW WINDS 10 KT. SEAS 5 TO 7 FT IN N TO NE SWELL.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN N TO NE
SWELL.
SUN
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
MON NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ050-090915-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
508 PM EDT THU OCT 8 2026
TONIGHT
W WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN NW TO N SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
FRI
SW TO W WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN N SWELL.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
FRI NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN N
SWELL. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SAT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN N SWELL.
SAT NIGHT
N WINDS 10 TO 15 KT, SHIFTING TO NE TO E LATE. SEAS
4 TO 6 FT.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
MON NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
TUE
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FORECASTER AGUIRRE
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