652
FZNT24 KNHC 211240
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
840 AM EDT TUE APR 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.
GMZ001-220045-
SYNOPSIS FOR THE GULF OF AMERICA
840 AM EDT TUE APR 21 2026
SYNOPSIS
A WEAK COLD FRONT HAS JUST EXITED THE BASIN INTO CUBA.
FRESH TO LOCALLY STRONG WINDS AND ROUGH SEAS WILL GRADUALLY
DIMINISH IN THE SE GULF IN THE WAKE OF THE FRONT INTO TONIGHT.
GENTLE TO MODERATE SOUTHEASTERLY WINDS WILL RETURN TO THE GULF ON
THU.
GMZ040-220045-
NW GULF OF AMERICA INCLUDING STETSON BANK-
840 AM EDT TUE APR 21 2026
TODAY
SE WINDS 15 KT. SEAS 4 TO 6 FT.
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
SE WINDS 15 KT. SEAS 3 TO 5 FT.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ041-220045-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
840 AM EDT TUE APR 21 2026
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SCATTERED
SHOWERS.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E TO SE SWELL.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ056-220045-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
840 AM EDT TUE APR 21 2026
TODAY
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E SWELL.
TONIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E TO SE
SWELL.
WED
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E TO SE
SWELL. SCATTERED SHOWERS.
WED NIGHT
E TO SE WINDS 15 KT. SEAS 5 TO 7 FT IN E TO SE
SWELL.
THU
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
SE WINDS 10 KT. SEAS 2 TO 4 FT.
SAT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ057-220045-
NE GULF OF AMERICA N OF 26N E OF 87W-
840 AM EDT TUE APR 21 2026
TODAY
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E SWELL.
TONIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E TO SE SWELL.
WED
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE SWELL.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
THU
E TO SE WINDS 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
SE WINDS 10 KT. SEAS 2 TO 4 FT.
SAT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
GMZ058-220045-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
840 AM EDT TUE APR 21 2026
TODAY
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ045-220045-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
840 AM EDT TUE APR 21 2026
TODAY
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN NE TO E SWELL.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.
THU
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ046-220045-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
840 AM EDT TUE APR 21 2026
TODAY
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN NE SWELL.
TONIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN NE TO E SWELL.
WED
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. SCATTERED
SHOWERS.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN E
SWELL. SCATTERED SHOWERS.
THU
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ047-220045-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
840 AM EDT TUE APR 21 2026
TODAY
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 8 FT IN NE SWELL.
TONIGHT
E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN NE TO E SWELL.
WED
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E SWELL. SCATTERED
SHOWERS.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SCATTERED
SHOWERS.
THU
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
SE WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ048-220045-
SW GULF OF AMERICA S OF 22N W OF 94W-
840 AM EDT TUE APR 21 2026
TODAY
E WINDS 10 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS 10 KT. SEAS 3 TO 5 FT.
WED
E TO SE WINDS 10 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 KT. SEAS 2 TO 4 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ049-220045-
CENTRAL BAY OF CAMPECHE-
840 AM EDT TUE APR 21 2026
TODAY
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
GMZ050-220045-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
840 AM EDT TUE APR 21 2026
TODAY
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
SE WINDS 10 TO 15 KT, SHIFTING TO NE TO E IN THE
AFTERNOON. SEAS 2 TO 4 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
SAT
SE WINDS 10 TO 15 KT, SHIFTING TO NE TO E IN THE
AFTERNOON. SEAS 2 TO 4 FT.
SAT NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FORECASTER KONARIK
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