406
FZNT24 KNHC 202006
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
406 PM EDT WED AUG 20 2025
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.
GMZ001-210815-
SYNOPSIS FOR THE GULF OF AMERICA
406 PM EDT WED AUG 20 2025
SYNOPSIS
MODERATE TO LOCALLY FRESH NE TO SE WINDS WILL BE
POSSIBLE OVER THE SOUTH-CENTRAL GULF EACH AFTERNOON AND EVENING
THROUGH THIS WEEKEND AS A TROUGH DEVELOPS OVER THE YUCATAN
PENINSULA AND MOVES WESTWARD. OTHERWISE, GENTLE TO LOCALLY
MODERATE WINDS AND SLIGHT SEAS WILL PREVAIL OVER THE REMAINDER OF
THE BASIN AS WEAK HIGH PRESSURE DOMINATES THE REGION.
GMZ040-210815-
NW GULF OF AMERICA INCLUDING STETSON BANK-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SUN NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ041-210815-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SAT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SUN
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SUN NIGHT
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
GMZ056-210815-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT W OF 90W, AND SW TO W 10 KT
ELSEWHERE. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI
SW WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
MON
W WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
GMZ057-210815-
NE GULF OF AMERICA N OF 26N E OF 87W-
406 PM EDT WED AUG 20 2025
TONIGHT
W WINDS 10 KT S OF 27N, AND VARIABLE LESS THAN 5 KT
ELSEWHERE. SEAS 3 FT OR LESS.
THU
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS
AND ISOLATED TSTMS.
THU NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
SW WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
W WINDS 10 KT. SEAS 3 FT OR LESS.
MON
W WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
W WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ058-210815-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
406 PM EDT WED AUG 20 2025
TONIGHT
NE TO E WINDS 10 KT IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
SE TO S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SAT NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
MON
SE WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ045-210815-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING E TO SE
10 KT LATE. SEAS 3 FT OR LESS.
FRI
S OF 24N, SE WINDS 10 KT. ELSEWHERE, S WINDS 10 KT IN THE
MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SAT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON
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.
GMZ046-210815-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING SE TO S 10 KT
LATE. SEAS 3 FT OR LESS.
THU
S TO SW WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
S OF 24N, E TO SE WINDS 10 TO 15 KT. ELSEWHERE,
VARIABLE WINDS LESS THAN 5 KT, BECOMING S 10 KT LATE.
SEAS 3 FT OR LESS.
FRI
S WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SAT
S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN
S WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
GMZ047-210815-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
406 PM EDT WED AUG 20 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
SW WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING S 10 KT
LATE. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT STRAITS OF FLORIDA, AND S
TO SW 10 KT ELSEWHERE. SEAS 3 FT OR LESS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
S WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
GMZ048-210815-
SW GULF OF AMERICA S OF 22N W OF 94W-
406 PM EDT WED AUG 20 2025
TONIGHT
N TO NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
SAT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
SUN
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
SUN NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
MON
E WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
GMZ049-210815-
CENTRAL BAY OF CAMPECHE-
406 PM EDT WED AUG 20 2025
TONIGHT
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.
THU
E TO SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED
SHOWERS AND ISOLATED TSTMS.
FRI
SE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS
THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SAT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
GMZ050-210815-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
406 PM EDT WED AUG 20 2025
TONIGHT
N WINDS 10 KT, SHIFTING TO E LATE. SEAS
3 FT OR LESS.
THU
SE WINDS 10 KT, SHIFTING TO NE TO E IN THE AFTERNOON.
SEAS 3 FT OR LESS.
THU NIGHT
N TO NE WINDS 10 TO 15 KT, SHIFTING TO E TO SE
LATE. SEAS 3 FT OR LESS.
FRI
SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SAT
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SAT NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
SUN NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 3 FT OR LESS.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
MON NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 3 FT OR LESS.
FORECASTER ADAMS
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