000
FZNT24 KNHC 201411
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT MON APR 20 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.

GMZ089-202130-
SYNOPSIS FOR THE GULF OF MEXICO
1030 AM CDT MON APR 20 2009

.SYNOPSIS...A COLD FRONT FROM THE FLORIDA PANHANDLE TO THE BAY 
OF CAMPECHE WILL REACH FROM TAMPA BAY TO YUCATAN PENINSULA 
TONIGHT THEN MOVE SE OF AREA LATE TUE. A HIGH PRES CENTER WILL 
SHIFT NE FROM SE TEXAS TONIGHT TO OVER CENTRAL GEORGIA LATE THU 
WITH SOUTHERLY RETURN FLOW INCREASING ALL GULF WATERS FRI.

$$
GMZ080-202130-
NW GULF N OF 25N W OF 90W
INCLUDING FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 AM CDT MON APR 20 2009

.THIS AFTERNOON...NW TO N WINDS 15 TO 20 KT DIMINISHING TO 10
TO 15 KT W OF 95W. SEAS 4 TO 7 FT.
.TONIGHT...E OF 93W NW TO N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. W 
OF 93W VARIABLE WINDS 10 KT OR LESS. SEAS 2 TO 3 FT.
.TUE AND TUE NIGHT...VARIABLE WINDS 5 TO 10 KT BECOMING SW TO W 
LATE TUE NIGHT. SEAS 1 TO 3 FT. 
.WED...W OF 95W S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. E OF 95W S 
TO SW WINDS 10 KT OR LESS. SEAS 1 TO 2 FT.
.THU AND FRI...SE TO S WINDS 10 TO 15 KT INCREASING TO 15 TO 20 
KT W OF 95W. SEAS 2 TO 4 FT BUILDING 4 TO 7 FT FRI.

$$
GMZ082-202130-
SW GULF S OF 25N W OF 90W
1030 AM CDT MON APR 20 2009

.THIS AFTERNOON...W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 5 
TO 8 FT. E OF FRONT VARIABLE WINDS 10 KT OR LESS. SEAS 2 TO 3 
FT. SCATTERED TSTMS ALONG FRONT.  
.TONIGHT...W OF 95W NE TO E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. E 
OF 95W N WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.
.TUE...NE TO E WINDS 10 TO 15 KT. SEAS SUBSIDING TO 3 TO 5 FT.
.TUE NIGHT AND WED...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
.THU AND FRI...E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT 
BUILDING 4 TO 7 FT FRI NIGHT.

$$
GMZ084-202130-
MIDDLE GULF BETWEEN 85W AND 90W
1030 AM CDT MON APR 20 2009

.THIS AFTERNOON AND TONIGHT...W OF FRONT NW WINDS 15 TO 20 KT
DIMINISHING TO N 10 TO 15 KT TONIGHT. SEAS 4 TO 7 FT. E OF FRONT 
S TO SW 10 KT. SEAS 2 TO 3 FT. SCATTERED TSTMS ALONG FRONT.
.TUE THROUGH WED...N OF 25N NW TO N WINDS 10 KT OR LESS. SEAS 1 
TO 3 FT. S OF 25N N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.THU AND FRI...N OF 25N E TO SE WINDS 10 KT. SEAS 2 FT. S OF 25N 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. 

$$
GMZ086-202130-
E GULF BETWEEN 81W AND 85W
1030 AM CDT MON APR 20 2009

.THIS AFTERNOON AND TONIGHT...S TO SW WINDS 10 TO 15 KT SHIFTING
TO NW BEHIND FRONT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND TSTMS 
ALONG FRONT.
.TUE AND TUE NIGHT...NW TO N WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.WED...N OF 27N W TO NW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 
27N N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU AND FRI...N OF 27N VARIABLE WINDS 5 TO 10 KT BECOMING NE TO 
E WINDS 10 TO 15 KT FRI. SEAS 2 TO 3 FT. S OF 27N NE TO E WINDS 
15 TO 20 KT INCREASING TO 20 TO 25 KT STRAITS OF FLORIDA LATE 
FRI. SEAS 4 TO 6 FT EXCEPT 6 TO 9 FT STRAITS OF FLORIDA FRI 
NIGHT. 

$$
FORECASTER NELSON