000
FZNT24 KNHC 122252 AAA
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO...UPDATED
NWS NATIONAL HURRICANE CENTER MIAMI FL
550 PM CDT THU MAY 12 2011

UPDATED NW GULF ZONE FOR TONIGHT

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. 

GMZ089-130330-
SYNOPSIS FOR THE GULF OF MEXICO  
550 PM CDT THU MAY 12 2011

.SYNOPSIS...SE RETURN FLOW IN THE WESTERN GULF WILL DIMINISH 
THROUGH FRI NIGHT AS HIGH PRES OVER THE NE GULF SHIFTS S AND 
WEAKENS. A COLD FRONT WILL ENTER THE NW WATERS LATE FRI NIGHT 
THEN SLOWLY MOVE E AS IT REACHES FROM NEAR APALACHICOLA FLORIDA 
TO 23N98W EARLY SAT EVENING...FROM FLORIDA BIG BEND REGION TO 
23N98W EARLY SUN MORNING...THEN DISSIPATE FROM NEAR TAMPA BAY TO 
SE GULF EARLY MON. WEAK HIGH PRES WILL BUILD SE OVER THE WESTERN 
PORTION TUE.
 
$$
GMZ080-130330-
NW GULF N OF 25N W OF 90W...UPDATED
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
550 PM CDT THU MAY 12 2011

INCREASED WINDS W OF 94W WITH SHOWERS AND TSTM ACTIVITY

.TONIGHT...SE TO S WINDS 10 TO 15 KT...EXCEPT S OF 28N W OF 94W 
N TO NE 20 TO 30 KT EARLY. SEAS 4 TO 6 FT W OF 94W...AND 3 TO 5 
FT E OF 94W. HIGHER WINDS AND SEAS IN AND NEAR NUMEROUS SHOWERS 
AND TSTMS W OF 93W.
.FRI AND FRI NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KT...EXCEPT
N OF 27N BECOMING SW 10 TO 15 KT AND NW TO N 15 TO 20 KT BEHIND 
FRONT FRONT FRI NIGHT. SEAS 2 TO 4 FT. SCATTERED SHOWERS AND 
TSTMS N PORTION ALONG FRONT.
.SAT...W OF 94W WINDS BECOMING N TO NE 15 TO 20 KT...DIMINISHING
TO 10 TO 15 KT IN THE AFTERNOON. E OF 94W NW WINDS 15 TO 20 KT 
DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON EXCEPT OVER SE PART 
S TO SW 5 TO 10 KT. SEAS 3 TO 5 FT...EXCEPT OVER SE PART 2 TO 4 
FT. SCATTERED SHOWERS AND TSTMS SHIFTING ALONG FRONT...SHIFITNG 
E OF AREA.
.SAT NIGHT...W OF 94W WINDS N TO NE 10 TO 15 KT. SEAS 3 TO 5 FT. 
E OF 94W NW TO N 10 TO 15 KT. SEAS 3 TO 5 FT.
.SUN...N WINDS 10 TO 15 KT BECOMING VARIABLE 5 TO 10 KT LATE. 
SEAS SUBSIDING TO 2 TO 4 FT IN NW SWELL LATE.
.MON AND TUE...WINDS BECOMING N TO NE 10 TO 15 KT. SEAS 2 TO 4 
FT.

$$
GMZ082-130330-
SW GULF S OF 25N W OF 90W 
550 PM CDT THU MAY 12 2011

.TONIGHT AND FRI...W OF 94W E TO SE WINDS 10 TO 15 KT...BECOMING 
VARIABLE WINDS 5 TO 10 KT LATE FRI. SEAS 4 TO 6 FT. E OF 94W E 
TO SE WINDS 20 KT. SEAS 4 TO 7 FT.
.FRI NIGHT...E WINDS 5 TO 10 KT...EXCEPT 10 TO 15 KT S OF 23N E 
OF 94W. SEAS 3 TO 5 FT N OF 21N...AND 1 TO 3 FT S OF 21N.
.SAT AND SAT NIGHT...VARIABLE WINDS 5 TO 10 KT...BECOMING N 10 
TO 15 KT IN THE AFTERNOON. SEAS 2 TO 4 FT.
.SUN...N TO NE WINDS 10 KT...EXCEPT W OF 95W SHIFTING TO SE 
LATE. SEAS 1 TO 3 FT.
.MON AND TUE...N TO NE WINDS 10 KT. SEAS 1 TO 2 FT...EXCEPT NE
PORTION 2 TO 4 FT IN N SWELL.

$$
GMZ084-130330-
MIDDLE GULF BETWEEN 85W AND 90W    
550 PM CDT THU MAY 12 2011

.TONIGHT...N OF 26N E OF 88W VARIABLE WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT. S OF 26N W OF 88W SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. 
ELSEWHERE SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI AND FRI NIGHT...N OF 27N SW WINDS 5 TO 10 KT INCREASING TO 
10 TO 15 KT FRI NIGHT. SEAS 1 TO 2 FT BUILDING TO 2 TO 3 FT. S 
OF 27N SE TO S WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT S OF 
24N FRI NIGHT. SEAS 2 TO 4 FT. SCATTERED SHOWERS AND ISOLATED 
TSTMS AHEAD OF FRONT.
.SAT AND SAT NIGHT...N OF 24N SW WINDS 10 TO 15 KT INCREASING TO 
20 KT N OF 28N...THEN BECOMING NW WINDS 15 KT BEHIND FRONT. SEAS 
2 TO 4 FT. S OF 24N S WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. 
SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT.
.SUN AND MON...NW OF FRONT W TO NW WINDS 10 TO 15 KT. SEAS 2 TO 
3 FT. SE OF FRONT S TO SW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.TUE...WINDS BECOMING NW TO N 10 TO 15 KT. SEAS 3 TO 5 FT.

$$
GMZ086-130330-
E GULF BETWEEN 81W AND 85W 
550 PM CDT THU MAY 12 2011

.TONIGHT...N OF 26N VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. S OF 
26N NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT.
.FRI AND FRI NIGHT...N OF 27N W WINDS 10 KT. SEAS 2 TO 3 FT. S 
OF 27N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.SAT AND SAT NIGHT...N OF 25N SW WINDS 10 TO 15 KT...EXCEPT N OF 
28N INCREASING TO 15 TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. 
S OF 25N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS E OF FRONT.
.SUN AND MON...S TO SW WINDS 10 TO 15 KT...EXCEPT BEHIND FRONT
SHIFTING TO W TO NW. SEAS 3 TO 5 FT N OF 25N...AND 1 TO 3 FT S 
OF 25N. SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT.
.TUE...W TO NW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.

$$
FORECASTER AGUIRRE