275
FZNT24 KNHC 210812
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
412 AM EDT WED OCT 21 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.
GMZ001-212015-
SYNOPSIS FOR THE GULF OF AMERICA
412 AM EDT WED OCT 21 2026
SYNOPSIS
HIGH PRESSURE OVER THE EASTERN U.S. WILL SUPPORT
FRESH TO NE WINDS ACROSS THE BASIN THROUGH THE WEEK, EXCEPT FOR
STRONG NW TO N WINDS OVER THE SW GULF THROUGH WED. THE HIGH,
COMBINED WITH A LOW PRESSURE THAT IS EXPECTED TO DEVELOP NEAR THE
BAHAMAS, WILL SUPPORT STRONG TO NEAR-GALE NE WINDS AND ROUGH
SEAS OVER THE EASTERN GULF SAT. THESE CONDITIONS WILL SPREAD
WESTWARD TO THE CENTRAL GULF SAT NIGHT THROUGH SUN NIGHT. SEAS
ARE EXPECTED TO PEAK TO 12 FT WITH THESE WINDS.
GMZ040-212015-
NW GULF OF AMERICA INCLUDING STETSON BANK-
412 AM EDT WED OCT 21 2026
TODAY
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.
THU
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
E WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E TO SE WINDS 15 KT. SEAS 2 TO 4 FT.
SAT
E TO SE WINDS 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SUN
E WINDS 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 15 KT. SEAS 5 TO 7 FT.
GMZ041-212015-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
412 AM EDT WED OCT 21 2026
TODAY
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E WINDS 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN E SWELL.
SUN
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT W OF 92W, AND
7 TO 10 FT E OF 92W.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT W OF 92W, AND
7 TO 11 FT E OF 92W.
GMZ056-212015-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
412 AM EDT WED OCT 21 2026
TODAY
NE TO E WINDS 10 KT. SEAS 4 TO 6 FT IN E TO SE SWELL.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN E
SWELL.
SUN
NE TO E WINDS 20 TO 25 KT. SEAS 7 TO 11 FT IN E SWELL.
SUN NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN E
SWELL.
GMZ057-212015-
NE GULF OF AMERICA N OF 26N E OF 87W-
412 AM EDT WED OCT 21 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN NE SWELL.
SUN
NE WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN NE SWELL.
SUN NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NE
SWELL.
GMZ058-212015-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
412 AM EDT WED OCT 21 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE TO E SWELL.
SCATTERED SHOWERS AND ISOLATED TSTMS.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE TO E
SWELL. ISOLATED TSTMS.
THU
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT W OF 96W, AND 5 TO
7 FT E OF 96W.
SAT NIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN NE TO E
SWELL.
SUN
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE TO E SWELL.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE TO E
SWELL.
GMZ045-212015-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
412 AM EDT WED OCT 21 2026
TODAY
NE TO E WINDS 15 KT. SEAS 6 TO 8 FT IN NE TO E SWELL.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT
NE TO E WINDS 15 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
NE TO E WINDS 15 KT. SEAS 5 TO 7 FT IN NE SWELL.
SUN NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN NE TO E
SWELL.
GMZ046-212015-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
412 AM EDT WED OCT 21 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN E SWELL.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN NE SWELL.
SUN
NE WINDS 15 TO 20 KT. SEAS 7 TO 10 FT IN NE SWELL.
SUN NIGHT
NE WINDS 20 TO 25 KT. SEAS 7 TO 11 FT IN NE SWELL.
GMZ047-212015-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
412 AM EDT WED OCT 21 2026
TODAY
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
NE WINDS 15 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
SAT NIGHT
NE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN N TO NE
SWELL.
SUN
NE WINDS 20 TO 25 KT. SEAS 7 TO 11 FT IN N TO NE SWELL.
SUN NIGHT
NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN N TO NE
SWELL.
GMZ048-212015-
SW GULF OF AMERICA S OF 22N W OF 94W-
412 AM EDT WED OCT 21 2026
TODAY
NW TO N WINDS 20 TO 30 KT S OF 21N W OF 95W, AND N TO NE
10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN NE SWELL. NUMEROUS
SHOWERS AND SCATTERED TSTMS.
TONIGHT
N WINDS 20 TO 25 KT S OF 21N W OF 95W, AND NE 10 TO
15 KT ELSEWHERE. SEAS 6 TO 8 FT IN NE SWELL. SCATTERED SHOWERS
AND ISOLATED TSTMS.
THU
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED TSTMS.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
N TO NE WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
S OF 21N W OF 95W, NE WINDS 10 KT IN THE EVENING,
BECOMING VARIABLE LESS THAN 5 KT. ELSEWHERE, NE TO E WINDS 10 KT.
SEAS 2 TO 4 FT.
SAT
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT, BECOMING
N 10 KT IN THE AFTERNOON. ELSEWHERE, NE WINDS 10 TO 15 KT. SEAS
3 TO 5 FT IN NE SWELL.
SAT NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
VARIABLE WINDS LESS THAN 5 KT S OF 21N W OF 95W, AND
NE 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN NE SWELL.
GMZ049-212015-
CENTRAL BAY OF CAMPECHE-
412 AM EDT WED OCT 21 2026
TODAY
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED TSTMS.
TONIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS AND ISOLATED TSTMS.
THU
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SCATTERED SHOWERS
AND ISOLATED TSTMS.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED
SHOWERS AND ISOLATED TSTMS.
FRI
NE WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN N TO NE
SWELL.
GMZ050-212015-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
412 AM EDT WED OCT 21 2026
TODAY
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN N TO NE
SWELL. SCATTERED SHOWERS AND ISOLATED TSTMS.
TONIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SCATTERED
SHOWERS AND ISOLATED TSTMS.
THU
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
FRI
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SAT NIGHT
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
SUN NIGHT
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
FORECASTER ERA
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