000
FZNT24 KNHC 280240
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 PM CDT WED APR 27 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. 

GMZ089-280930-
SYNOPSIS FOR THE GULF OF MEXICO  
1030 PM CDT WED APR 27 2011

.SYNOPSIS...A COLD FRONT EXTENDING FROM 30N92W TO 20N96W WILL 
REACH FROM THE FLORIDA BIG BEND TO THE BAY OF CAMPECHE THU... 
THEN DISSIPATE FROM NAPLES FLORIDA TO THE YUCATAN CHANNEL FRI. 
HIGH PRES WILL MOVE EASTWARD ACROSS NORTH WATERS FRI AND SAT 
ALLOWING SE RETURN FLOW TO SET UP OVER THE WESTERN GULF. THE 
NEXT COLD FRONT IS EXPECTED TO PUSH OFF THE TEXAS COAST MON.

$$
GMZ080-280930-
NW GULF N OF 25N W OF 90W
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 PM CDT WED APR 27 2011

.TONIGHT...W OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS 6 TO 9 FT. 
E OF FRONT S TO SW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS ALONG FRONT. 
.THU AND THU NIGHT...N TO NE WINDS 20 TO 25 KT DIMINISHING TO 15 
TO 20 KT LATE THEN BECOMING NE TO E 10 TO 15 KT THU NIGHT. SEAS 
5 TO 8 FT SUBSIDING TO 4 TO 7 FT THU TONIGHT...EXCEPT 2 TO 4 FT 
N OF 27N.
.FRI AND FRI NIGHT...E TO SE WINDS 15 TO 20 KT INCREASING TO 20 
TO 25 KT FRI NIGHT. SEAS 3 TO 5 FT BUILDING TO 4 TO 7 FT FRI 
NIGHT.
.SAT...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.
.SUN...SE TO S WINDS 15 TO 20 KT...DIMINISHING TO 10 TO 15 KT 
LATE. SEAS 4 TO 6 FT.
.MON...SE WINDS 10 TO 15 KT BECOMING NE 15 TO 20 KT BEHIND 
FRONT. SEAS 4 TO 6 FT.

$$
GMZ082-280930-
SW GULF S OF 25N W OF 90W 
1030 PM CDT WED APR 27 2011

.TONIGHT...W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. 
E OF FRONT E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS ALONG FRONT.
.THU...W OF FRONT NE WINDS 20 TO 25 KT EXCEPT NW WINDS 25 TO 30 
KT S OF 22N. SEAS 6 TO 9 FT. E OF FRONT VARIABLE WINDS 5 TO 10 
KT. SEAS 3 TO 5 FT IN SE SWELL EXCEPT 1 TO 2 FT SE PART. 
SCATTERED SHOWERS ALONG FRONT.
.THU NIGHT...NE TO E WINDS 20 TO 25 KT DIMINISHING TO 15 TO 20 
KT LATE. SEAS 5 TO 8 FT N OF 21N AND 3 TO 5 FT S OF 21N.
.FRI AND FRI NIGHT...N OF 22N E TO SE WINDS 10 TO 15 KT 
INCREASING TO 15 TO 20 KT FRI NIGHT. SEAS 4 TO 6 FT. S OF 22N N 
TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.SAT AND SUN...SE TO S WINDS 15 TO 20 KT EXCEPT NE WINDS 20 KT 
NEAR THE YUCATAN COAST IN THE EVENINGS. SEAS 4 TO 7 FT.
.MON...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.

$$
GMZ084-280930-
MIDDLE GULF BETWEEN 85W AND 90W    
1030 PM CDT WED APR 27 2011

.TONIGHT...S TO SW WINDS 20 TO 25 KT SHIFTING NW 20 KT BEHIND 
FRONT LATE. SEAS 7 TO 10 FT N OF 25N AND 5 TO 8 FT S OF 25N. 
SCATTERED SHOWERS AND ISOLATED TSTMS FAR N PORTION LATE.
.THU AND THU NIGHT...NW OF FRONT N WINDS 20 TO 25 KT DIMINISHING 
TO 15 TO 20 KT THU NIGHT. SEAS 5 TO 7 FT. SE OF FRONT SE TO S 
WINDS 10 TO 15 KT BECOMING SW 20 KT JUST AHEAD OF FRONT. SEAS 4 
TO 6 FT IN SE SWELL. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG 
FRONT.
.FRI AND FRI NIGHT...N OF 25N NE WINDS 15 TO 20 KT. SEAS 4 TO 6 
FT. S OF 25N NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT AND SUN...E TO SE WINDS 10 TO 15 KT INCREASING TO 15 TO 20 
KT LATE SAT. SEAS 3 TO 5 FT.
.MON...N OF 27N SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT IN SE SWELL. 
S OF 27N E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN E SWELL.

$$
GMZ086-280930-
E GULF BETWEEN 81W AND 85W 
1030 PM CDT WED APR 27 2011

.TONIGHT...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. 
.THU AND THU NIGHT...S TO SW WINDS 10 TO 15 KT SHIFTING NW TO N 
15 TO 20 KT BEHIND FRONT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND 
ISOLATED TSTMS ALONG FRONT.
.FRI AND FRI NIGHT...N OF 26N N TO NE WINDS 15 TO 20 KT. SEAS 3 
TO 5 FT. S OF 26N NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT...NE TO E WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT S OF 
25N LATE. SEAS 3 TO 5 FT.
.SUN...E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. 
.MON...N OF 27N SE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. S OF 27N E 
TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT IN E SWELL.

$$
FORECASTER GR