000
FZNT24 KNHC 310905
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT SAT JUL 31 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. 

GMZ089-311530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT SAT JUL 31 2010

.SYNOPSIS...A N TO S TROUGH FORMING ALONG 87W TODAY WILL MOVE W 
TO ALONG 90W SUN...ALONG 92W SUN NIGHT THEN MOVING W OF AREA AND 
DISSIPATING MON. A RIDGE WILL BUILD W ACROSS THE NORTHERN GULF 
WATERS AS A BROAD TROUGH DEVELOPS OVER THE S CENTRAL GULF ON TUE 
AND WED.

$$
GMZ080-311530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 1030 
430 AM CDT SAT JUL 31 2010

.TODAY AND TONIGHT...W OF 94W SW TO W WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT. E OF 94W NW TO N WINDS 10 TO 15 KT DIMINISHING TO 5 TO 
10 KT TONIGHT. SEAS 2 FT.
.SUN AND SUN NIGHT...VARIABLE WINDS 5 TO 10 KT. SEAS 1 T0 2 FT.
.MON AND TUE...SE TO S WINDS 5 TO 10 KT BECOMING E TO SE 10 TO 
15 KT TUE. SEAS 1 TO 2 FT.
.WED...E TO SE WINDS 10 KT. SEAS 1 TO 2 FT.   

$$
GMZ082-311530-
SW GULF S OF 25N W OF 90W
430 AM CDT SAT JUL 31 2010

.TODAY AND TONIGHT...N OF 23N VARIABLE WINDS 5 TO 10 KT EXCEPT 
NW TO N WINDS 10 KT NE PART. SEAS 1 TO 3 FT. S OF 23N NE TO E 
WINDS 10 KT BECOMING N TO NE THIS EVENING. SEAS 1 TO 2 FT.
.SUN AND SUN NIGHT...VARIABLE WINDS 5 TO 10 KT. SEAS 1 T0 2 FT.
.MON AND TUE...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.WED...NE TO E WINDS 5 TO 10 KT. SEAS 2 FT.

$$
GMZ084-311530-
MIDDLE GULF BETWEEN 85W AND 90W 
430 AM CDT SAT JUL 31 2010

.TODAY AND TONIGHT...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.SUN AND SUN NIGHT...SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.MON AND TUE...N OF 26N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 
FT. S OF 26N NE TO E WINDS 5 TO 10 KT INCREASING TO 15 KT 
YUCATAN CHANNEL LATE TUE. SEAS 1 TO 3 FT.  
.WED...N OF 28N VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. S OF 28N 
NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.

$$
GMZ086-311530-
E GULF BETWEEN 81W AND 85W...
430 AM CDT SAT JUL 31 2010

.TODAY AND TONIGHT...S TO SW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.SUN AND SUN NIGHT...N OF 25N S TO SW WINDS 5 TO 10 KT BECOMING 
VARIABLE SUN NIGHT. S OF 25N E TO SE WINDS 10 KT. SEAS 1 TO 2 FT.
.MON AND TUE...N OF 25N VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. S 
OF 25N NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.WED...N OF 28N VARIABLE WINDS 5 KT. SEAS CALM. S OF 28N E WINDS 
10 TO 15 KT. SEAS 1 TO 3 FT.

$$
FORECASTER NELSON