000
FZNT24 KNHC 152130
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS NATIONAL HURRICANE CENTER MIAMI FL
430 PM CDT FRI APR 15 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. 

GMZ089-160330-
SYNOPSIS FOR THE GULF OF MEXICO 
430 PM CDT FRI APR 15 2011

.SYNOPSIS...SOUTHERLY RETURN FLOW WILL PREVAIL IN ADVANCE OF A 
COLD FRONT MOVING OFF THE COAST OF TEXAS AND LOUISIANA THIS 
EVENING. THE FRONT WILL REACH FROM 30N85W TO 23N98W ST MORNING 
AND THEN STALL FROM 26N81W TO 23N98W SUN MORNING WHERE IT WILL 
DISSIPATE THROUGH SUN. SOUTHERLY RETURN FLOW WILL DOMINATE THE 
AREA AGAIN SUN NIGHT THROUGH WED.

$$
GMZ080-160330-
NW GULF N OF 25N W OF 90W
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 PM CDT FRI APR 15 2011

.TONIGHT...S TO SW WINDS 15 TO 20 KT SHIFTING N TO NE BEHIND 
FRONT. SEAS 3 TO 5 FT BUILDING 4 TO 6 FT. WIND AND SEAS HIGHER 
NEAR SCATTERED SHOWERS AND ISOLATED TSTMS AHEAD OF FRONT.
.SAT THROUGH SUN NIGHT...NE TO E WINDS 15 KT SHIFTING TO SE LATE 
SUN. SEAS 3 TO 5 FT.
.MON AND TUE...SE TO S WINDS 15 TO 20 KT INCREASING TO 20 TO 25 
KT TUE. SEAS 4 TO 7 FT BUILDING TO 6 TO 8 FT TUE.
.WED...SE TO S WINDS 20 TO 25 KT BECOMING SE 15 TO 20 KT LATE. 
SEAS 6 TO 9 FT.

$$
GMZ082-160330-
SW GULF S OF 25N W OF 90W 
430 PM CDT FRI APR 15 2011

.TONIGHT THROUGH SUN NIGHT...SE WINDS 15 TO 20 KT EXCEPT NE TO E 
WINDS 15 TO 20 KT NEAR YUCATAN COAST EACH EVENING. WINDS 
SHIFTING NE 10 TO 15 KT AHEAD OF FRONT THEN NE 15 TO 20 KT 
BEHIND FRONT INCREASING TO 20 TO 25 KT SAT AFTERNOON. SEAS 4 TO 
6 FT EXCEPT 2 TO 3 FT SE BAY OF CAMPECHE...BUILDING TO 6 TO 8 FT 
BEHIND FRONT SAT. SCATTERED SHOWERS ISOLATED TSTMS AHEAD OF 
FRONT.
.MON AND TUE...SE WINDS 15 TO 20 KT INCREASING TO 20 TO 25 KT 
TUE. SEAS 3 TO 5 FT BUILDING 4 TO 7 FT TUE.
.WED...SE WINDS 20 TO 25 KT BECOMING E TO SE 15 TO 20 KT LATE. 
SEAS 5 TO 8 FT EXCEPT 3 TO 5 FT S OF 21N.

$$
GMZ084-160330-
MIDDLE GULF BETWEEN 85W AND 90W   
430 PM CDT FRI APR 15 2011

.TONIGHT...SE TO S WINDS 15 TO 20 KT BECOMING S TO SW N OF 25N. 
SEAS BUILDING 4 TO 6 FT. WIND AND SEAS HIGHER NEAR SCATTERED 
SHOWERS AND ISOLATED TSTMS AHEAD OF FRONT.
.SAT AND SAT NIGHT...N OF 25N S TO SW WINDS 15 TO 20 KT SHIFTING 
TO NW BEHIND FRONT. SEAS 4 TO 6 FT. S OF 25N SE TO S WINDS 10 TO 
15 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS ALONG FRONT.
.SUN AND SUN NIGHT...N OF 25N N TO NE NE WINDS 10 KT SHIFTING TO 
SE LATE. SEAS 3 FT. S OF 25N E TO SE WINDS 5 TO 10 KT. SEAS 2 FT.
.MON AND TUE...SE TO S WINDS 10 TO 15 KT INCREASING TO 15 TO 20 
KT TUE. SEAS 2 TO 4 FT BUILDING 3 TO 6 FT TUE.
.WED...SE TO S WINDS 15 TO 20 KT BECOMING SE WINDS LATE. SEAS 4 
TO 6 FT. 

$$
GMZ086-160330-
E GULF BETWEEN 81W AND 85W
430 PM CDT FRI APR 15 2011

.TONIGHT THROUGH SAT NIGHT...SE TO S WINDS 10 TO 15 KT BECOMING  
SW 15 TO 20 KT AHEAD OF FRONT...THEN BECOMING NW 15 KT BEHIND 
FRONT SAT. SEAS 2 TO 4 FT. SCATTERED SHOWERS ISOLATED TSTMS 
AHEAD OF FRONT TONIGHT AND SAT.
.SUN AND SUN NIGHT...N TO NE WINDS 10 TO 15 KT BEHIND FRONT 
DIMINISHING TO 5 TO 10 KT LATE. S OF FRONT VARIABLE WINDS LESS 
THAN 10 KT BECOMING NE 10 KT LATE. SEAS 2 TO 3 FT N OF FRONT AND 
1 TO 2 FT S OF FRONT.
.MON AND TUE...E TO SE WINDS 5 TO 10 KT INCREASING TO 15 KT 
STRAITS OF FLORIDA THEN BECOMING SE TO S 15 KT TUE EXCEPT TO 20 
KT STRAITS OF FLORIDA. SEAS 1 TO 3 FT BUILDING TO 3 TO 4 FT 
TUE...EXCEPT 2 TO 4 FT STRAITS OF FLORIDA BUILDING TO 5 TO 6 FT 
TUE. 
.WED...SE TO S WINDS 15 KT EARLY...EXCEPT TO 20 KT STRAITS OF 
FLORIDA...BECOMING E TO SE LATE. SEAS 2 TO 3 FT EXCEPT 5 TO 6 FT 
STRAITS OF FLORIDA.

$$
FORECASTER STRIPLING