000
FZNT24 KNHC 010908
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT SAT MAY 01 2010

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. 

GMZ089-011530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT SAT MAY 01 2010

.SYNOPSIS...STRONG PRES GRADIENT BETWEEN THE HIGH PRES OVER SW 
ATLC AND A COLD FRONT OVER EASTERN TEXAS WILL MAINTAIN STRONG 
SOUTHERLY RETURN FLOW ACROSS MUCH OF THE GULF THROUGH SUN 
EVENING. THE FRONT IS EXPECTED TO ENTER THE NW GULF EARLY SUN 
REACHING FROM CENTRAL LOUISIANA TO WESTERN BAY OF CAMPECHE EARLY 
MON...BECOMING STATIONARY FROM W FLORIDA PANHANDLE TO THE 
CENTRAL BAY OF CAMPECHE MON NIGHT...THEN WEAKEN ON TUE AND 
DISSIPATE WED.

$$
GMZ080-011530-
NW GULF N OF 25N W OF 90W   
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT SAT MAY 01 2010

.TODAY AND TONIGHT...E OF 94W SE TO S WINDS 20 TO 30 KT SAT 
NIGHT. SEAS BUILDING TO 8 TO 12 FT LATE TONIGHT. W OF 94W SE TO 
S WINDS 15 TO 20 KT. SEAS 8 TO 10 FT IN SE SWELL.
.SUN AND SUN NIGHT...E OF FRONT SE TO S WINDS 20 TO 25 
KT...DIMINISHING TO 15 TO 20 KT EARLY SUN EVENING...AND TO 10 TO 
15 KT LATE SUN NIGHT. SEAS BUILDING 9 TO 14 FT...THEN SUBSIDING 
TO 6 TO 10 FT IN SE SWELL LATE SUN NIGHT. W OF FRONT NW TO N 
WINDS 15 TO 20 KT...DIMINISHING TO N TO NE 10 TO 15 KT SUN 
NIGHT. SEAS SUBSIDING TO 6 TO 8 FT IN SE SWELL. SCATTERED 
SHOWERS AND TSTMS ALONG FRONT. 
.MON...E OF FRONT S WINDS 10 TO 15 KT...HIGHEST IN SE CORNER. 
SEAS 6 TO 9 FT IN SE SWELL. W OF FRONT NE TO E WINDS 5 TO 10 KT. 
SEAS 4 TO 7 FT IN SE SWELL.
.TUE...E OF FRONT WINDS BECOMING VARIABLE 5 TO 10 KT. SEAS 5 TO 
7 FT SUBSIDING TO 3 TO 5 FT IN SE SWELL. W OF FRONT N TO NE 
WINDS 10 TO 15 KT. SEAS 4 TO 6 FT SUBSIDING TO 2 TO 4 FT.
.WED...W OF 94W WINDS SE TO S 5 TO 10 KT...INCREASING TO 10 TO 
15 KT LATE. SEAS 2 TO 3 FT. E OF 94W VARIABLE WINDS 5 TO 10 KT. 
SEAS 2 TO 3 FT.

$$
GMZ082-011530-
SW GULF S OF 25N W OF 90W
430 AM CDT SAT MAY 01 2010

.TODAY AND TONIGHT...SE TO S WINDS 20 TO 25 KT...EXCEPT E OF 93W 
INCREASING TO 20 TO 30 KT IN THE AFTERNOON. SEAS 6 TO 9 FT N OF 
22N BUILDING TO 8 TO 12 FT IN THE AFTERNOON...AND 4 TO 6 FT S OF 
22N.
.SUN AND SUN NIGHT...E OF FRONT S TO SE WINDS 20 TO 25 
KT...DIMINISHING TO 15 TO 20 KT IN THE AFTERNOON. SEAS 8 TO 12 
FT IN SE SWELL N OF 22N...SUBSIDING TO 6 TO 9 FT LATE. SEAS S OF 
22N 4 TO 8 FT SUBSIDING TO 2 TO 5 FT IN THE AFTERNOON. W OF 
FRONT N TO NE 15 TO 20 KT. SEAS 5 TO 7 FT. SCATTERED SHOWERS 
ALONG FRONT. 
.MON...E OF 93W SE TO S WINDS 15 TO 20 KT...DIMINISHING TO 10 TO 
15 KT LATE. SEAS 5 TO 8 FT N OF 22N...AND 2 TO 4 FT S OF 22N. W 
OF FRONT NW TO N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. ELSEWHERE W 
OF 93W VARIABLE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT IN SE SWELL N 
OF 22N...AND 2 TO 3 FT S OF 22N. 
.TUE...E OF FRONT VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 5 FT. W 
OF FRONT NW TO N WINDS 10 TO 15 KT. SEAS 3 TO 6 FT. 
.WED...VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.

$$
GMZ084-011530-
MIDDLE GULF BETWEEN 85W AND 90W   
430 AM CDT SAT MAY 01 2010

.TODAY AND TONIGHT...W OF 87W SE TO S WINDS 20 TO 30 KT. SEAS 
BUILDING 8 TO 12 FT. E OF 87W SE TO S WINDS 20 TO 25 KT. SEAS 7 
TO 9 FT.
.SUN AND SUN NIGHT...SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 12 
FT...HIGHEST NW.
.MON...SE TO S WINDS DIMINISHING TO 15 TO 20 KT. SEAS SUBSIDING 
TO 6 TO 8 FT IN SE SWELL N OF 27N...AND TO 4 TO 7 FT S OF 27N. 
SCATTERED SHOWERS OR TSTMS W PORTION.
.TUE...NW OF FRONT NW TO N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SE OF FRONT SE TO S WINDS 10 TO 15 KT...EXCEPT SW PORTION
BECOMING VARIABLE 5 TO 10 KT. SEAS SUBSIDING TO 2 TO 4 FT.
SCATTERED SHOWERS AND ISOLATED TSTMS ALONG FRONT.
.WED...VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.

$$
GMZ086-011530-
E GULF BETWEEN 81W AND 85W        
430 AM CDT SAT MAY 01 2010

.TODAY THROUGH SUN NIGHT...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 
7 FT. 
.MON...SE TO S WINDS DIMINISHING TO 10 TO 15 KT. SEAS SUBSIDING 
TO 2 TO 4 FT.
.TUE...N OF 27N S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. S OF 
27N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.WED...VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. 

$$
FORECASTER WALLACE