000
FZNT24 KNHC 270902
OFFNT4

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

GMZ089-271530-
SYNOPSIS FOR THE GULF OF MEXICO 
430 AM CDT WED APR 27 2011

.SYNOPSIS...A COLD FRONT MOVES OFF THE TEXAS COAST LATER 
TODAY...REACHES FROM THE FLORIDA BIG BEND TO THE BAY OF CAMPECHE 
THU...THEN DISSIPATES FROM SW 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 MOVES OFF THE TEXAS COAST OVERNIGHT SUN NIGHT.

$$
GMZ080-271530-
NW GULF N OF 25N W OF 90W
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT WED APR 27 2011

.TODAY AND TONIGHT...S TO SW WINDS 20 TO 25 KT DIMINISHING TO 15 
KT WITHIN 120 NM E OF FRONT AND SHIFTING NW TO N BEHIND FRONT 
AND INCREASING TO 20 TO 25 KT LATE TONIGHT. SEAS 7 TO 10 FT. 
SCATTERED SHOWERS AND TSTMS AHEAD OF FRONT.
.THU AND THU NIGHT...N TO NE WINDS 15 TO 20 KT BECOMING NE TO E 
10 TO 15 KT THU NIGHT. SEAS 6 TO 8 FT SUBSIDING TO 4 TO 6 FT 
TONIGHT.
.FRI...E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
.SAT...SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
.SUN...S TO SE WINDS 15 TO 20 KT DIMINISHING TO 10 TO 15 KT 
WITHIN 120 NM AHEAD OF FRONT AND BECOMING N WINDS 20 KT BEHIND 
FRONT. SEAS 5 TO 8 FT. SCATTERED SHOWERS AND TSTMS AHEAD OF 
FRONT.

$$
GMZ082-271530-
SW GULF S OF 25N W OF 90W 
430 AM CDT WED APR 27 2011

.TODAY THROUGH THU...SE TO S WINDS 20 TO 25 KT BECOMING SW WINDS 
10 TO 15 KT WITHIN 120 NM E OF FRONT AND BECOMING NW TO N WINDS 
20 TO 25 KT BEHIND FRONT. SEAS 6 TO 9 FT N OF 21N AND 3 TO 5 FT 
S OF 21N. SCATTERED SHOWERS AND TSTMS NEAR FRONT.
.THU NIGHT...N TO NE WINDS 15 TO 20 KT. SEAS 5 TO 8 FT EXCEPT 2 
TO 4 FT S OF 22N E OF 93W.
.FRI...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT AND SUN...SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.

$$
GMZ084-271530-
MIDDLE GULF BETWEEN 85W AND 90W   
430 AM CDT WED APR 27 2011

.TODAY...S WINDS 20 TO 25 KT. SEAS 5 TO 8 FT BUILDING TO 7 TO 10 
FT. 
.TONIGHT THROUGH THU NIGHT...N OF 25N AHEAD OF FRONT S TO SW 
WINDS 15 TO 20 KT EXCEPT TO 25 KT N OF 29N. SEAS 7 TO 10 FT 
SUBSIDING TO 5 TO 7 FT. N OF 25N BEHIND OF FRONT N WINDS 15 TO 
20 KT. SEAS 4 TO 6 FT. S OF 25N SE TO S WINDS 20 TO 25 KT 
DIMINISHING TO 10 TO 15 KT THU AND SHIFTING NE BEHIND FRONT. 
SEAS 6 TO 8 FT SUBSIDING TO 4 TO 6 FT THU AND THU NIGHT. 
SCATTERED SHOWERS AND TSTMS AHEAD OF FRONT.
.FRI...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.SAT AND SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.

$$
GMZ086-271530-
E GULF BETWEEN 81W AND 85W
430 AM CDT WED APR 27 2011

.TODAY AND TONIGHT...N OF 27N S WINDS 15 TO 20 KT. SEAS 4 TO 6 
FT. S OF 27N SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.THU AND THU NIGHT...N OF 27N AHEAD OF FRONT SW WINDS 15 TO 20 
KT. SEAS 4 TO 6 FT. S OF 27N AHEAD OF FRONT S TO SW WINDS 5 TO 
10 KT. SEAS 2 TO 4 FT. W OF FRONT NW TO N WINDS 15 TO 20 KT. 
SEAS 3 TO 5 FT. SCATTERED SHOWERS AND ISOLATED TSTMS AHEAD OF 
FRONT.
.FRI...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS S OF 27N.
.SAT AND SUN...E TO SE WINDS 10 TO 15 KT EXCEPT TO 20 KT IN 
STRAITS OF FLORIDA. SEAS 3 TO 5 FT BUILDING TO 7 FT IN STRAITS 
OF FLORIDA SUN.

$$
FORECASTER SCHAUER