000
FZNT24 KNHC 200258
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 PM CDT TUE OCT 19 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. 

GMZ089-200930-
SYNOPSIS FOR THE GULF OF MEXICO
1030 PM CDT TUE OCT 19 2010

.SYNOPSIS...WEAK HIGH PRES ACROSS THE N GULF WILL BE REINFORCED 
BY A NEW HIGH CENTER MOVING SE AND INTO NW GULF WED NIGHT AND 
THU. A LARGE HIGH PRES SYSTEM OVER THE EASTERN U.S. WILL 
DOMINATE THE BASIN FRI THEN SHIFT E OFFSHORE THROUGH THE 
WEEKEND. MODERATE RETURN FLOW WILL SET UP ACROSS THE W GULF AS 
THE PRES GRADIENT BUILDS BETWEEN THIS HIGH AND TROUGHING OVER 
THE SOUTHERN PLAINS.

$$
GMZ080-200930-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 PM CDT TUE OCT 19 2010

.TONIGHT...W OF 94W SE TO S WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. E 
OF 94W VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.WED AND WED NIGHT...W OF 94W SE TO S WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT. E OF 94W N TO NE WINDS 5 TO 10 KT EXCEPT NW WINDS N OF 
28N. SEAS 1 TO 2 FT.
.THU AND THU NIGHT...W OF 94W SE TO S WINDS 10 TO 15 KT 
INCREASING TO 15 TO 20 KT THU NIGHT. SEAS 2 TO 3 FT BUILDING TO 
3 TO 5 FT THU NIGHT. E OF 94W VARIABLE WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT.
.FRI THROUGH SUN...W OF 94W SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 
7 FT. E OF 94W SE TO S WINDS 10 TO 15 KT. SEAS BUILDING TO 2 TO 
4 FT.

$$
GMZ082-200930-
SW GULF S OF 25N W OF 90W
1030 PM CDT TUE OCT 19 2010

.TONIGHT THROUGH THU...W OF 94W SE TO S WINDS 10 KT. SEAS 1 TO 3 
FT. E OF 94W NE WINDS 10 KT. SEAS 1 TO 3 FT.
.THU NIGHT THROUGH SUN...W OF 95W SE TO S WINDS 15 TO 20 KT. 
SEAS 2 TO 4 FT BUILDING TO 4 TO 6 FT N OF 22N. E OF 95W E TO SE 
WINDS 10 TO 15 KT EXCEPT NE WINDS 15 KT NEAR YUCATAN COAST IN 
THE EVENINGS. SEAS 2 TO 4 FT.

$$
GMZ084-200930-
MIDDLE GULF BETWEEN 85W AND 90W 
1030 PM CDT TUE OCT 19 2010

.TONIGHT...N OF 26N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S 
OF 26N N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.WED AND WED NIGHT...N OF 28N NW TO N WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT. S OF 28N N TO NE 10 TO 15 KT. SEAS 1 TO 3 FT. 
.THU AND THU NIGHT...N OF 27N NW TO N WINDS 10 KT BECOMING NE TO 
E WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 27N N TO NE WINDS 10 TO 
15 KT. SEAS 1 TO 3 FT EXCEPT 3 TO 5 FT S OF 24N.
.FRI...N OF 26N NE TO E WINDS 10 KT. SEAS 1 TO 2 FT. S OF 26N NE 
TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT...N OF 26N SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. S OF 26N E 
TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SUN...SE TO S WINDS 10 TO 15 KT EXCEPT E TO SE WINDS S OF 25N. 
SEAS 3 TO 5 FT. 

$$
GMZ086-200930-
E GULF BETWEEN 81W AND 85W
1030 PM CDT TUE OCT 19 2010

.TONIGHT...N OF 26N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S 
OF 26N E TO SE WINDS 10 KT. SEAS 1 TO 3 FT. 
.WED THROUGH FRI...N OF 26N N TO NE WINDS 5 TO 10 KT. SEAS 
1 TO 2 FT. S OF 26N N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT AND SUN...N OF 26N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 
FT. S OF 26N E WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.

$$
FORECASTER SCHAUER