000
FZNT24 KNHC 200844
OFFNT4

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

GMZ089-201530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT THU AUG 20 2009

.SYNOPSIS...HIGH PRES RIDGE ACROSS N GULF MOVE S TO ALONG 25N BY 
SAT. TROPICAL WAVE WILL BE OVER THE YUCATAN PENINSULA WILL MOVE 
THROUGH THE SW GULF S OF 20N THROUGH T0NIGHT. WEAK FRONTAL 
TROUGH WILL MOVE ACROSS GULF N OF 27N SUN AND MON.

$$
GMZ080-201530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY
430 AM CDT THU AUG 20 2009

.TODAY THROUGH FRI...W OF 95W SE TO S WINDS 10 TO 15 KT. SEAS 2 
TO 3 FT. E OF 95W SE TO S WINDS 5 TO 10 KT BECOMING S TO SW N OF 
28N FRI. SEAS 1 TO 3 FT.
.FRI NIGHT AND SAT...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.SUN AND MON...W OF 95W VARIABLE WINDS 5 TO 10 KT BECOMING E TO 
SE MON. SEAS 1 TO 2 FT. E OF 95W N TO NE WINDS 10 TO 15 KT. SEAS 
2 TO 3 FT.

$$
GMZ082-201530-
SW GULF S OF 25N W OF 90W
430 AM CDT THU AUG 20 2009

.TODAY THROUGH FRI NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 
4 FT.
.SAT...N OF 22N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. S OF 
22N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS 
AND TSTMS.
.SUN...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. SCATTERED 
SHOWERS AND TSTMS.
.MON...N TO NE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT.

$$
GMZ084-201530-
MIDDLE GULF BETWEEN 85W AND 90W
430 AM CDT THU AUG 20 2009

.TODAY AND TONIGHT...SE TO S WINDS 10 KT. SEAS 2 TO 3 FT. 
.FRI THROUGH MON...N OF 27N SW WINDS 5 TO 10 KT SHIFTING TO NW 
TO N SAT NIGHT. SEAS 2 TO 3 FT. FROM 24N TO 27N VARIABLE WINDS 5 
TO 10 KT. SEAS 1 TO 2 FT. S OF 24N NE TO E WINDS 10 TO 15 KT. 
SEAS 2 TO 4 FT. SCATTERED SHOWERS AND TSTMS N OF 25N SAT AND SUN.

$$
GMZ086-201530-
E GULF BETWEEN 81W AND 85W  
430 AM CDT THU AUG 20 2009

.TODAY AND TONIGHT...N OF 25N SE TO S WINDS 5 TO 10 KT SHIFTING 
SW TONIGHT. SEAS 1 TO 2 FT. S OF 25N E TO SE WINDS 10 TO 15 KT. 
SEAS 2 TO 4 FT.
.FRI AND FRI NIGHT...N OF 25N VARIABLE WINDS 5 TO 10 KT. SEAS 1 
TO 2 FT. S OF 25N NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT...N OF 27N W TO NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. S OF 
27N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT.
.SUN AND MON...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. 
SCATTERED SHOWERS AND TSTMS N OF 25N SUN.
 
$$
FORECASTER DGS