000
FZNT24 KNHC 211503
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT WED OCT 21 2009

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.

GMZ089-212130-
SYNOPSIS FOR THE GULF OF MEXICO
1030 AM CDT WED OCT 21 2009

.SYNOPSIS...HIGH PRES OVER THE SE U.S. WILL MOVE E THROUGH FRI.  
COLD FRONT WILL MOVE SE INTO THE NW GULF THU NIGHT AND EXTEND 
FROM SE LOUISIANA TO THE NEAR TAMPICO MEXICO FRI EVENING THEN 
EXTEND FROM TAMPA BAY TO THE YUCATAN PENINSULA BY SAT EVENING.  

$$
GMZ080-212130-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 430 
1030 AM CDT TUE OCT 20 2009

.THIS AFTERNOON AND TONIGHT...SE WINDS 15 TO 20 KT. SEAS 6 TO 8 
FT.
.THU AND THU NIGHT...SE TO S WINDS 15 TO 20 KT DECREASING TO 10 
TO 15 KT LATE THU AND BECOMING N 20 TO 25 KT W OF FRONT THU 
NIGHT. SEAS 5 TO 7 FT BUILDING TO 8 FT W OF FRONT THU NIGHT.
.FRI...NW OF FRONT N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. SE OF 
FRONT S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.SAT...N TO NE WIND 15 TO 20 KT. SEAS 5 TO 7 FT.
.SUN...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  

$$
GMZ082-212130-
SW GULF S OF 25N W OF 90W
1030 AM CDT WED OCT 21 2009

.THIS AFTERNOON AND TONIGHT...SE WINDS 10 TO 15 KT SEAS 4 TO 6 
FT N OF 21N AND 2 TO 4 FT S OF 21N.
.THU AND THU NIGHT...SE TO S WINDS 10 TO 15 KT BECOMING N WINDS 
15 KT W OF FRONT LATE THU NIGHT. SEAS 3 TO 5 FT.
.FRI...W OF FRONT N WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. E OF 
FRONT S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT...N TO NE WINDS 20 KT. SEAS 6 TO 8 FT EXCEPT 2 TO 4 FT FAR 
SE PORTIONS. 
.SUN...NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.

$$
GMZ084-212130-
MIDDLE GULF BETWEEN 85W AND 90W
1030 AM CDT WED OCT 21 2009

.THIS AFTERNOON AND TONIGHT...E TO SE WINDS 15 TO 20 KT. SEAS 6 
TO 8 FT.
.THU AND THU NIGHT...SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
.FRI...N OF 26N S TO SW WINDS 15 KT BECOMING NW WINDS 15 TO 20 
KT W OF FRONT LATE. SEAS 4 TO 6 FT BUILDING 5 TO 7 FT LATE. S OF 
26N E TO SE WINDS 10 KT. SEAS 3 TO 4 FT.
.SAT...N OF FRONT NW TO N WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. S 
OF FRONT N WINDS 10 KT OR LESS. SEAS 2 FT.
.SUN...N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

$$
GMZ086-212130-
E GULF BETWEEN 81W AND 85W 
1030 AM CDT WED OCT 21 2009
 
.THIS AFTERNOON AND TONIGHT...NE TO E WINDS 15 TO 20 KT. SEAS 5 
TO 7 FT.  
.THU THROUGH FRI...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT...N OF 26N S TO SW WINDS 10 TO 15 KT BECOMING NW TO N WINDS 
15 TO 20 KT W OF FRONT LATE. SEAS 2 TO 4 FT BUILDING 5 TO 7 FT W 
OF FRONT. S OF 26N NE TO N WINDS 10 KT OR LESS. SEAS 2 FT.
.SUN...N TO NE 10 TO 15 KT. SEAS 3 TO 5 FT.  
 
$$
FORECASTER GR/DGS