000
FZNT24 KNHC 201526
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 AM CDT SUN SEP 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 SUN SEP 20 2009

.SYNOPSIS...A WEAK TROUGH OVER THE NW WATERS EXTENDING N INTO SE 
LOUISIANA WILL DISSIPATE TODAY. AN E TO W RIDGE WILL SET UP 
ACROSS THE NORTHERN GULF WATERS MON AND PERSIST THROUGH EARLY 
TUE...THEN SHIFT NE OF THE AREA...ALLOWING A WEAKENING COLD 
FRONT TO MOVE OFFSHORE OF TEXAS. THE FRONT IS EXPECTED TO STALL 
OVER THE N GULF TUE NIGHT AND WED AND GRADUALLY DISSIPATE THU. A 
BROAD INVERTED TROUGH OVER THE SE GULF WILL DRIFT W AND PERSIST 
OVER THE SOUTHERN WATERS THROUGH THE PERIOD.

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

.THIS AFTERNOON...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR 
LESS. 
.TONIGHT THROUGH TUE...SE TO S WINDS 10 KT BECOMING E TO SE 
WINDS TUE. SEAS 1 TO 3 FT. 
.WED AND THU...NW OF FRONT NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
SE OF FRONT E WINDS 10 KT. SEAS 2 FT. SCATTERED SHOWERS ISOLATED 
TSTMS NEAR FRONT.

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

.THIS AFTERNOON...E TO NE WINDS 10 TO 15 KT BECOMING S OF 22N N 
TO NE WINDS 15 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND TSTMS.
.TONIGHT THROUGH THU...NE TO E WINDS 10 TO 15 KT EXCEPT 15 TO 20 
KT NEAR YUCATAN COAST DURING EVENINGS. SEAS 2 TO 4 FT BUILDING 3 
TO 5 FT WED AND THU.
 
$$
GMZ084-202130-
MIDDLE GULF BETWEEN 85W AND 90W
1030 AM CDT SUN SEP 20 2009

.THIS AFTERNOON...N OF 26N SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 
FT. S OF 26N E WINDS 10 KT. SEAS 2 TO 3 FT. SCATTERED SHOWERS 
AND ISOLATED TSTMS. 
.TONIGHT THROUGH MON NIGHT...N OF 26N E TO SE WINDS 5 TO 10 KT. 
SEAS 2 FT. S OF 26N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.TUE THROUGH THU...NE TO E WINDS 10 TO 15 KT. SEAS BUILDING 3 TO 
5 FT BY WED.

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

.THIS AFTERNOON THROUGH MON...N OF 26N E TO SE WINDS 10 TO 15 
KT. SEAS 2 TO 3 FT. S OF 26N E WINDS NEAR 15 KT. SEAS 2 TO 4 FT. 
SCATTERED SHOWERS AND TSTMS CENTRAL PART.
.MON NIGHT THROUGH THU...NE TO E WINDS 10 TO 15 KT EXCEPT 15 TO 
20 KT FLORIDA STRAITS TUE NIGHT AND WED. SEAS 2 TO 4 FT EXCEPT 
TO 5 FT FLORIDA STRAITS TUE NIGHT AND WED.

$$
FORECASTER STRIPLING