352
FZNT24 KNHC 180321
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1121 PM EDT SUN AUG 17 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.
GMZ001-181530-
SYNOPSIS FOR THE GULF OF AMERICA
1121 PM EDT SUN AUG 17 2025
SYNOPSIS
WEAK HIGH PRESSURE WILL DRIFT ABOUT THE NW GULF
THROUGH WED NIGHT AND ALLOW FOR GENERALLY LIGHT TO GENTLE WINDS
AND SLIGHT SEAS. ATLANTIC HIGH PRESSURE WILL BUILD WESTWARD
ALONG ABOUT 23N THU, AS HURRICANE ERIN MOVES NORTHWARD OF
BERMUDA.
GMZ040-181530-
NW GULF OF AMERICA INCLUDING STETSON BANK-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
E TO SE WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
S OF 27N, E WINDS 10 KT LATE IN THE EVENING.
VARIABLE WINDS LESS THAN 5 KT EARLY. N OF 27N, VARIABLE WINDS
LESS THAN 5 KT LATE IN THE EVENING. SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E 10 KT
LATE. SEAS 3 FT OR LESS.
TUE NIGHT
E TO SE WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E 10 KT
LATE. SEAS 3 FT OR LESS.
WED NIGHT
S OF 27N, E TO SE WINDS 10 KT LATE IN THE EVENING.
VARIABLE WINDS LESS THAN 5 KT EARLY. N OF 27N, VARIABLE WINDS
LESS THAN 5 KT LATE IN THE EVENING. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
S WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ041-181530-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON
NE WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
TUE NIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
W OF 92W, NE TO E WINDS 10 KT. E OF 92W, NE WINDS 10 KT
LATE IN THE MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT
OR LESS.
WED NIGHT
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, BECOMING SW 10 KT
EARLY. SEAS 3 FT OR LESS.
GMZ056-181530-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE WINDS 10 KT. SEAS 3 FT OR LESS.
MON
NE WINDS 10 KT. SEAS 3 FT OR LESS.
MON NIGHT
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.
TUE
NE WINDS 10 KT. SEAS 3 FT OR LESS.
TUE NIGHT
W OF 89W, NE TO E WINDS 10 KT LATE IN THE EVENING.
VARIABLE WINDS LESS THAN 5 KT EARLY. E OF 89W, VARIABLE WINDS
LESS THAN 5 KT LATE IN THE EVENING. SEAS 3 FT OR LESS.
WED
W OF 89W, N TO NE WINDS 10 KT LATE IN THE MORNING.
VARIABLE WINDS LESS THAN 5 KT LATE. E OF 89W, VARIABLE WINDS LESS
THAN 5 KT LATE IN THE MORNING. SEAS 3 FT OR LESS.
WED NIGHT
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
SW WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
SW WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ057-181530-
NE GULF OF AMERICA N OF 26N E OF 87W-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
SCATTERED SHOWERS AND ISOLATED TSTMS.
MON
W OF 85W, N TO NE WINDS 10 KT LATE IN THE MORNING,
BECOMING VARIABLE LESS THAN 5 KT. E OF 85W, VARIABLE WINDS LESS
THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
W OF 85W, VARIABLE WINDS LESS THAN 5 KT LATE IN THE
EVENING. VARIABLE WINDS LESS THAN 5 KT EARLY. E OF 85W, NE TO E
WINDS 10 KT LATE IN THE EVENING. SEAS 3 FT OR LESS. SCATTERED
SHOWERS AND ISOLATED TSTMS.
TUE
N TO NE WINDS 10 KT. SEAS 3 FT OR LESS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT W OF 85W, AND N 10 KT
E OF 85W. SEAS 3 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 5 KT W OF 85W, AND NW TO N 10 KT
E OF 85W. SEAS 3 FT OR LESS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT W OF 85W, AND W TO NW
10 KT E OF 85W. SEAS 3 FT OR LESS.
THU
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT
LATE. SEAS 3 FT OR LESS.
THU NIGHT
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ058-181530-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
E TO SE WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E 10 KT
LATE. SEAS 3 FT OR LESS.
MON NIGHT
E WINDS 10 KT LATE IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT LATE.
SEAS 3 FT OR LESS.
TUE NIGHT
E WINDS 10 KT LATE IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
W OF 96W, VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E
10 KT LATE. E OF 96W, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR
LESS.
WED NIGHT
E TO SE WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
W OF 96W, VARIABLE WINDS LESS THAN 5 KT, BECOMING SE 10 KT
LATE. E OF 96W, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
W OF 96W, SE TO S WINDS 10 KT. E OF 96W, SE TO S WINDS
10 KT LATE IN THE MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS
3 FT OR LESS.
FRI NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ045-181530-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
MON
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
MON NIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT S OF 24N, AND NE 10 KT N OF
24N. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED NIGHT
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
S OF 24N, E TO SE WINDS 10 KT. N OF 24N, VARIABLE
WINDS LESS THAN 5 KT, BECOMING SE TO S 10 KT EARLY. SEAS 3 FT OR
LESS.
FRI
S OF 24N, E TO SE WINDS 10 KT. N OF 24N, S WINDS 10 KT
LATE IN THE MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT
OR LESS.
FRI NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ046-181530-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT LATE.
SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.
MON NIGHT
E WINDS 10 KT LATE IN THE EVENING, BECOMING VARIABLE
LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
S OF 24N, N TO NE WINDS 10 KT LATE. VARIABLE WINDS LESS
THAN 5 KT LATE IN THE MORNING. N OF 24N, VARIABLE LESS THAN 5 KT.
SEAS 3 FT OR LESS.
TUE NIGHT
S OF 24N, NE TO E WINDS 10 KT, SHIFTING TO SE TO S
EARLY. N OF 24N, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR
LESS.
WED
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE
10 KT LATE. N OF 24N, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR
LESS.
WED NIGHT
SE WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT
N OF 24N. SEAS 3 FT OR LESS.
THU
S WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
FRI
S OF 24N, SE WINDS 10 TO 15 KT. N OF 24N, S TO SW WINDS
10 KT LATE IN THE MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS
3 FT OR LESS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ047-181530-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
MON NIGHT
S OF 24N, NE TO E WINDS 10 KT LATE IN THE EVENING,
BECOMING VARIABLE LESS THAN 5 KT. N OF 24N, VARIABLE WINDS LESS
THAN 5 KT. SEAS 3 FT OR LESS.
TUE
NW TO N WINDS 10 KT. SEAS 3 FT OR LESS.
TUE NIGHT
S OF 24N, N TO NE WINDS 10 KT, SHIFTING TO SW TO W
EARLY. N OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW
10 KT EARLY. SEAS 3 FT OR LESS.
WED
NW WINDS 10 KT. SEAS 3 FT OR LESS.
WED NIGHT
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
S OF 24N, SE TO S WINDS 10 KT. N OF 24N, VARIABLE
WINDS LESS THAN 5 KT, BECOMING S TO SW 10 KT EARLY. SEAS 3 FT OR
LESS.
FRI
S OF 24N, SE WINDS 10 KT. N OF 24N, SW WINDS 10 KT LATE IN
THE MORNING, BECOMING VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN
5 KT N OF 24N. SEAS 3 FT OR LESS.
GMZ048-181530-
SW GULF OF AMERICA S OF 22N W OF 94W-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT
LATE IN THE EVENING. VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, NE
TO E WINDS 10 KT LATE IN THE EVENING. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT
LATE. SEAS 3 FT OR LESS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT
LATE. SEAS 3 FT OR LESS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
S OF 21N W OF 95W, VARIABLE WINDS LESS THAN 5 KT.
ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT, BECOMING E 10 KT LATE.
SEAS 3 FT OR LESS.
THU NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
VARIABLE WINDS LESS THAN 5 KT, BECOMING E 10 KT LATE. SEAS
3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ049-181530-
CENTRAL BAY OF CAMPECHE-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS
AND ISOLATED TSTMS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT LATE. SEAS
3 FT OR LESS.
MON NIGHT
NE WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND
ISOLATED TSTMS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT LATE. SEAS
3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED TSTMS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
WED
S OF 20N, NW TO N WINDS 10 KT LATE. VARIABLE WINDS LESS
THAN 5 KT LATE IN THE MORNING. N OF 20N, VARIABLE LESS THAN 5 KT.
SEAS 3 FT OR LESS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU
S OF 20N, VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT
LATE. N OF 20N, VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.
THU NIGHT
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
S OF 20N, VARIABLE WINDS LESS THAN 5 KT LATE IN THE
MORNING. VARIABLE WINDS LESS THAN 5 KT LATE. N OF 20N, E TO SE
WINDS 10 KT LATE IN THE MORNING. SEAS 3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ050-181530-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
1121 PM EDT SUN AUG 17 2025
OVERNIGHT
W OF 90W, NE TO E WINDS 10 TO 15 KT. E OF 90W, NE TO
E WINDS 10 KT LATE IN THE EVENING, BECOMING VARIABLE LESS THAN
5 KT. SEAS 3 FT OR LESS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 TO 15 KT
LATE. SEAS 3 FT OR LESS.
MON NIGHT
NE TO E WINDS 10 KT LATE IN THE EVENING, BECOMING
VARIABLE LESS THAN 5 KT. SEAS 3 FT OR LESS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT LATE. SEAS
3 FT OR LESS.
TUE NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
WED
W OF 90W, VARIABLE WINDS LESS THAN 5 KT, BECOMING NW TO N
10 KT LATE. E OF 90W, NE TO E WINDS 10 KT. SEAS 3 FT OR LESS.
WED NIGHT
E WINDS 10 KT. SEAS 3 FT OR LESS.
THU
E TO SE WINDS 10 KT, SHIFTING TO N TO NE LATE. SEAS 3 FT
OR LESS.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
FRI
SE WINDS 10 KT, SHIFTING TO NE TO E LATE. SEAS 3 FT OR
LESS.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
FORECASTER RAMOS
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