000
FZNT24 KNHC 180830
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT WED MAY 18 2011

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO

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. 

GMZ089-181530-
SYNOPSIS FOR THE GULF OF MEXICO   
430 AM CDT WED MAY 18 2011

.SYNOPSIS...HIGH PRES CENTERED OVER THE NW GULF WILL DRIFT E 
INTO THE NE PORTION THU AND FRI THEN E OF THE AREA THROUGH SUN. 
SE RETURN FLOW OVER THE WESTERN GULF WILL PREVAIL THROUGH SUN.

$$
GMZ080-181530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
430 AM CDT WED MAY 18 2011

.TODAY AND TONIGHT...W OF 94W SE TO S WINDS 15 TO 20 KT. SEAS 3 
TO 5 FT BUILDING TO 5 TO 7 FT TONIGHT. E OF 94W SE WINDS 10 TO 
15 KT INCREASING TO 15 TO 20 KT TONIGHT. SEAS 2 TO 4 FT BUILDING 
TO 3 TO 5 FT WED NIGHT.
.THU THROUGH SUN...SE WINDS 15 TO 20 KT. SEAS 5 TO 8 FT.

$$
GMZ082-181530-
SW GULF S OF 25N W OF 90W 
430 AM CDT WED MAY 18 2011

.TODAY AND TONIGHT...N OF 21N W OF 94W SE TO S WINDS 15 TO 20 
KT. SEAS 4 TO 6 FT. ELSEWHERE E TO SE WINDS 10 TO 15 KT 
INCREASING TO 15 TO 20 KT TONIGHT. SEAS 2 TO 3 FT BUILDING TO 3 
TO 5 FT TONIGHT.
.THU AND THU NIGHT...SE WINDS 15 TO 20 KT. SEAS BUILDING TO 5 TO 
8 FT N OF 21N AND 3 TO 5 FT S OF 21N.
.FRI AND SAT...N OF 20N SE WINDS 15 TO 20 KT EXCEPT 20 TO 25 KT 
E OF 96W. SEAS 6 TO 9 FT N OF 23N AND 4 TO 6 FT S OF 23N. S OF 
20N E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
.SUN...N OF 20N SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. S OF 20N 
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

$$
GMZ084-181530-
MIDDLE GULF BETWEEN 85W AND 90W    
430 AM CDT WED MAY 18 2011

.TODAY AND TONIGHT...N OF 26N VARIABLE 5 TO 10 KT BECOMING SE 10 
TO 15 KT TONIGHT. SEAS 1 TO 2 FT. S OF 26N E TO SE WINDS 5 TO 10 
KT INCREASING TO 15 TO 20 KT TONIGHT. SEAS 2 TO 4 FT.
.THU THROUGH FRI...S OF 27N W OF 87W SE WINDS 15 TO 20 KT. SEAS 
4 TO 7 FT. ELSEWHERE SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT EXCEPT 
2 TO 3 FT NE PART.
.SAT...S OF 25N W OF 87W SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. 
ELSEWHERE SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SUN...N OF 25N SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. S OF 
25N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 

$$
GMZ086-181530-
E GULF BETWEEN 81W AND 85W 
430 AM CDT WED MAY 18 2011

.TODAY AND TONIGHT...N OF 27N NW WINDS 5 TO 10 KT BECOMING 
VARIABLE TONIGHT. SEAS 1 TO 3 FT. S OF 27N VARIABLE WINDS 5 TO 
10 KT BECOMING NE TO E LATE. SEAS 1 TO 3 FT. 
.THU AND THU NIGHT...N OF 27N VARIABLE WINDS 5 TO 10 KT. SEAS 1 
FT. S OF 27N E TO SE WINDS 10 KT. SEAS 1 TO 2 FT.
.FRI AND SAT...N OF 27N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 
FT. S OF 27N E TO SE WINDS 10 KT INCREASING TO 10 TO 15 KT SAT. 
SEAS 2 TO 3 FT. 
.SUN...N OF 27N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 
27N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 

$$
FORECASTER SCHAUER