000
FZNT24 KNHC 200901
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT FRI AUG 20 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. 

GMZ089-201530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT FRI AUG 20 2010

.SYNOPSIS...WEAK RIDGE ALONG 27N THROUGH TONIGHT WILL SHIFT N TO 
28N SAT NIGHT. TROPICAL WAVE OVER YUCATAN PENINSULA MOVE INTO 
BAY OF CAMPECHE LATER THIS MORNING THEN INTO MAINLAND MEXICO 
SAT. SURFACE TROUGH ENTER NW GULF TUE.

$$
GMZ080-201530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT FRI AUG 20 2010

.TODAY THROUGH SAT NIGHT...N OF 27N S WINDS LESS THAN 10 KT. 
SEAS 2 FT. S OF 27N SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
SCATTERED TSTMS OVER S PORTION.
.SUN...N OF 27N WINDS SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
S OF 27N NE TO E WINDS 5 TO 10 KT. SEAS 2 FT. 
.MON...SW TO W WINDS 10 KT. SEAS 2 TO 3 FT.
.TUE...NW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. 

$$
GMZ082-201530-
SW GULF S OF 25N W OF 90W
430 AM CDT FRI AUG 20 2010

.TODAY THROUGH SAT NIGHT...E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 
6 FT. SCATTERED SHOWERS AND TSTMS NEAR WAVE.
.SUN AND MON...E TO SE WINDS 10 TO 15 KT...EXCEPT NEAR YUCATAN 
COAST NE 15 KT EVENINGS. SEAS 4 TO 5 FT SUBSIDE TO 2 FT MON.
.TUE...SE TO S WINDS 10 KT. SEAS 1 TO 2 FT. 

$$
GMZ084-201530-
MIDDLE GULF BETWEEN 85W AND 90W 
430 AM CDT FRI AUG 20 2010

.TODAY AND TONIGHT...N OF 27N S TO SW WINDS 5 TO 10 KT. SEAS 2 
FT. FROM 23N TO 27N SE WINDS 10 KT. SEAS 2 TO 3 FT. S OF 23N SE 
WINDS 20 KT. SEAS 5 TO 6 FT LATE. SCATTERED SHOWERS AND TSTMS S 
OF 25N.
.SAT THROUGH SUN...N OF 27N SW TO W WINDS 5 TO 10 KT. SEAS 2 FT. 
FROM 24N TO 27N S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. S OF 24N SE 
WINDS 10 KT. SEAS 3 TO 4 FT.
.MON AND TUE...N OF 25N SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 4 
FT. S OF 25N SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. 

$$
GMZ086-201530-
E GULF BETWEEN 81W AND 85W
430 AM CDT FRI AUG 20 2010

.TODAY AND TONIGHT...N OF 26N SW WINDS 5 TO 10 KT. SEAS 2 FT. S 
OF 26N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SCATTERED 
TSTMS STRAITS OF FLORIDA. 
.SAT THROUGH TUE...N OF 26N W TO NW WINDS 5 TO 10 KT BECOME SW 
10 TO 15 KT MON AND TUE. SEAS 2 FT BUILDING 4 FT MON. S OF 26N 
E TO SE WINDS 10 KT SHIFT SE SUN. SEAS 1 TO 2 FT.

$$
FORECASTER DGS