000
FZNT24 KNHC 121451
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT WED AUG 12 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.

GMZ089-122130-
SYNOPSIS FOR THE GULF OF MEXICO
1030 AM CDT WED AUG 12 2009

.SYNOPSIS...A WEAK TROUGH OVER THE NE GULF WATERS WILL GRADUALLY 
DISSIPATE THROUGH FRI NIGHT. AN E TO W RIDGE OVER CENTRAL GULF 
WATERS SHIFT BACK ACROSS THE NORTHERN WATERS AS THE TROUGH 
DISSIPATES. A TROPICAL WAVE WILL MOVE THROUGH THE BAY OF 
CAMPECHE THU AND FRI. A SECOND TROPICAL WAVE WILL MOVE THROUGH 
THE YUCATAN CHANNEL SUN.

$$
GMZ080-122130-
NW GULF N OF 25N W OF 90W 
INCLUDING FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
1030 AM CDT WED AUG 12 2009

.THIS AFTERNOON THROUGH SUN...W OF 96W SE TO S WINDS 10 TO 15 
KT. SEAS 2 TO 4 FT. E OF 96W VARIABLE WINDS 5 TO 10 KT BECOMING 
SE SAT AND SUN. SEAS 1 TO 2 FT. SCATTERED SHOWERS AND ISOLATED 
TSTMS THROUGH FRI.

$$
GMZ082-122130-
SW GULF S OF 25N W OF 90W
1030 AM CDT WED AUG 12 2009

.THIS AFTERNOON THROUGH SUN...E TO SE WINDS 5 TO 10 KT...EXCEPT 
BRIEFING SHIFTING TO NE 15 TO 20 KT WITHIN 90 NM OF YUCATAN 
COAST AROUND SUNSET EACH DAY. SEAS 1 TO 3 FT. ISOLATED TSTMS.

$$
GMZ084-122130-
MIDDLE GULF BETWEEN 85W AND 90W
1030 AM CDT WED AUG 12 2009

.THIS AFTERNOON THROUGH SUN...N OF 25N VARIABLE WINDS 5 TO 10 
KT. SEAS 1 TO 2 FT. S OF 25N E TO SE WINDS 10 TO 15 KT. SEAS 2 
TO 3 FT. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THU AND S 
PART FRI.

$$
GMZ086-122130-
E GULF BETWEEN 81W AND 85W  
1030 AM CDT WED AUG 12 2009

.THIS AFTERNOON AND TONIGHT...N OF 25N VARIABLE WINDS 5 TO 10 KT.
SEAS 1 TO 2 FT. S OF 25N E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. 
SCATTERED SHOWERS AND ISOLATED TSTMS.
.THU THROUGH FRI...N OF 26N SE TO SE WINDS 5 TO 10 KT. SEAS 1 TO 
2 FT. S OF 26N E TO SE WINDS 10 KT. SEAS 1 TO 3 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS MAINLY N OF 27N.
.SAT AND SUN...N OF 26N SE TO S WINDS 10 TO 15 KT INCREASING TO 
15 TO 20 KT SAT NIGHT. SEAS 2 TO 4 FT. S OF 26N E TO SE WINDS 15
TO 20 KT. SEAS 4 TO 7 FT. SCATTERED SHOWERS AND TSTMS.

$$
FORECASTER NELSON