407
FZNT24 KNHC 180805
OFFNT4
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA
NWS NATIONAL HURRICANE CENTER MIAMI, FL
405 AM EDT MON MAY 18 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.
GMZ001-182015-
SYNOPSIS FOR THE GULF OF AMERICA
405 AM EDT MON MAY 18 2026
SYNOPSIS
HIGH PRESSURE OVER THE WESTERN ATLANTIC WILL EXTEND
A RIDGE OVER AND JUST NORTH OF THE GULF THROUGH LATE WEEK. EXPECT
MODERATE TO FRESH SE WINDS OVER THE WESTERN GULF EARLY THIS WEEK
BETWEEN THE HIGH PRESSURE AND LOWER PRESSURE OVER MEXICO. ALSO
EXPECT FRESH TO STRONG WIND PULSES OFF THE NORTHWEST YUCATAN
PENINSULA DURING THE EVENINGS THROUGH MID-WEEK.
GMZ040-182015-
NW GULF OF AMERICA INCLUDING STETSON BANK-
405 AM EDT MON MAY 18 2026
TODAY
SE WINDS 20 KT. SEAS 5 TO 7 FT.
TONIGHT
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE NIGHT
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ041-182015-
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE
SANCTUARY-
405 AM EDT MON MAY 18 2026
TODAY
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SE WINDS 15 KT. SEAS 5 TO 7 FT.
TUE NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
SE WINDS 10 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ056-182015-
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-
405 AM EDT MON MAY 18 2026
TODAY
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
E TO SE WINDS 15 KT. SEAS 3 TO 5 FT.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.
WED NIGHT
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.
THU
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI
SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ057-182015-
NE GULF OF AMERICA N OF 26N E OF 87W-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
E WINDS 10 KT. SEAS 3 TO 5 FT.
WED
E WINDS 10 KT. SEAS 2 TO 4 FT.
WED NIGHT
E WINDS 10 KT W OF 85W, AND VARIABLE LESS THAN 5 KT
E OF 85W. SEAS 3 FT OR LESS.
THU
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
E TO SE WINDS 10 KT W OF 85W, AND VARIABLE LESS THAN
5 KT E OF 85W. SEAS 3 FT OR LESS.
FRI
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
W OF 85W, SE WINDS 10 KT. E OF 85W, VARIABLE WINDS
LESS THAN 5 KT, BECOMING E 10 KT LATE. SEAS 3 FT OR
LESS.
GMZ058-182015-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-
405 AM EDT MON MAY 18 2026
TODAY
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU NIGHT
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
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ045-182015-
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-
405 AM EDT MON MAY 18 2026
TODAY
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E TO SE SWELL.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E TO SE WINDS 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU
E TO 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
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ046-182015-
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE SWELL.
TONIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE NIGHT
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU
E TO 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
E TO SE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
GMZ047-182015-
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF
FLORIDA-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
WED
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
WED NIGHT
E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
THU
E WINDS 10 KT. SEAS 3 FT OR LESS.
THU NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.
FRI
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
FRI NIGHT
E TO SE WINDS 10 KT. SEAS 3 FT OR LESS.
GMZ048-182015-
SW GULF OF AMERICA S OF 22N W OF 94W-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
E TO SE WINDS 10 TO 15 KT S OF 21N W OF 95W, AND E TO SE
15 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E 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
S OF 21N W OF 95W, E WINDS 10 KT IN THE MORNING, BECOMING
VARIABLE LESS THAN 5 KT. ELSEWHERE, E TO 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
E TO SE WINDS 10 KT. SEAS 2 TO 4 FT.
FRI NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ049-182015-
CENTRAL BAY OF CAMPECHE-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TUE
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
THU
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
FRI NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
GMZ050-182015-
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-
405 AM EDT MON MAY 18 2026
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
NE WINDS 15 TO 20 KT, SHIFTING TO E TO SE LATE. SEAS
4 TO 6 FT.
TUE
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
TUE NIGHT
NE WINDS 15 TO 20 KT, SHIFTING TO E TO SE 10 TO
15 KT LATE. SEAS 3 TO 5 FT.
WED
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
WED NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
THU
E TO SE WINDS 10 TO 15 KT, SHIFTING TO NE TO E IN THE
AFTERNOON. SEAS 2 TO 4 FT.
THU NIGHT
E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
FRI
W OF 90W, SE WINDS 10 TO 15 KT, SHIFTING TO NE IN THE
AFTERNOON. E OF 90W, E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.
FRI NIGHT
NE WINDS 15 TO 20 KT, SHIFTING TO E TO SE 10 TO
15 KT LATE. SEAS 2 TO 4 FT.
FORECASTER KONARIK
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