000
FZNT24 KNHC 151446
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 AM 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. 

GMZ089-152130-
SYNOPSIS FOR THE GULF OF MEXICO 
1030 AM CDT FRI APR 15 2011

.SYNOPSIS...SE RETURN FLOW PREVAILS IN ADVANCE OF A COLD FRONT 
EXPECTED TO MOVE OFF THE COAST OF TEXAS THIS AFTERNOON. STRONG 
TSTMS WILL DEVELOP WELL AHEAD OF THE FRONT. THE FRONT WILL REACH 
FROM 30N92W TO 25N97W TONIGHT AND WILL STALL FROM 28N83W TO 
23N98W SAT NIGHT WHERE IT WILL DISSIPATE THROUGH SUN. SOUTHERLY 
RETURN WILL DOMINATE THE AREA AGAIN SUN NIGHT THROUGH TUE.

$$
GMZ080-152130-
NW GULF N OF 25N W OF 90W
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 AM CDT FRI APR 15 2011

.THIS AFTERNOON AND TONIGHT...S WINDS 15 TO 20 KT BECOMING S TO 
SW AHEAD OF FRONT THEN SHIFTING N TO NE BEHIND FRONT. SEAS 
BUILDING 4 TO 6 FT. WIND AND SEAS HIGHER NEAR SCATTERED SHOWERS 
AND TSTMS AHEAD OF FRONT.
.SAT THROUGH SUN...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.


$$
GMZ082-152130-
SW GULF S OF 25N W OF 90W 
1030 AM CDT FRI APR 15 2011

.THIS AFTERNOON THROUGH SUN...NW OF FRONT NE WINDS 10 TO 15 KT. 
SEAS 3 TO 5 FT. SE OF FRONT SE WINDS 15 TO 20 KT DIMINISHING TO 
10 KT SAT. SEAS 4 TO 6 FT SUBSIDING TO 2 TO 3 FT 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.

$$
GMZ084-152130-
MIDDLE GULF BETWEEN 85W AND 90W   
1030 AM CDT FRI APR 15 2011

.THIS AFTERNOON AND 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 TSTMS AHEAD OF FRONT.
.SAT...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...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.

$$
GMZ086-152130-
E GULF BETWEEN 81W AND 85W
1030 AM CDT FRI APR 15 2011

.THIS AFTERNOON THROUGH SAT...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...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. 

$$
FORECASTER AL/DGS