000
FZNT24 KNHC 210927
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT TUE JUL 21 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.

GMZ089-211530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT TUE JUL 21 2009

.SYNOPSIS...A WEAK FRONTAL TROUGH ACROSS THE NE GULF EXTENDING 
NE THROUGH N FLORIDA WILL DRIFT SE AND BECOME DIFFUSE THROUGH 
TONIGHT. A STRONG UPPER TROUGH OVER THE NE GULF WILL GRADUALLY 
MOVE E THROUGH WED WHILE WEAKENING. WEAK HIGH PRES ACROSS THE 
REMAINDER OF THE GULF WILL MAINTAIN LIGHT TO MODERATE WINDS 
ELSEWHERE THROUGH THE PERIOD. SE RETURN FLOW HAS INCREASED 
SLIGHTLY THIS MORNING AND WILL PERSIST THROUGH WED...WEAKEN... 
AND THEN INCREASE AGAIN ON SAT AS LOW PRES W OF THE AREA 
INTERACTS WITH THE RIDGE.

$$
GMZ080-211530-
NW GULF N OF 25N W OF 90W
INCLUDING FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT TUE JUL 21 2009

.TODAY AND TONIGHT...W OF 95W...SE TO S WINDS 15 TO 20 KT.   
SEAS 4 TO 5 FT. E OF 95W...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
SCATTERED SHOWERS TSTMS NW PART.
.WED THROUGH FRI...SE TO S WINDS 10 TO 15 KT EXCEPT FROM 25N TO 
27N W OF 96W SE 15 TO 20 KT...WINDS DIMINISHING TO 5 TO 10 KT 
THU S OF 27N AND VARIABLE 5 TO 10 KT N OF 27N. SEAS 1 TO 3 FT.
.SAT...S TO SW WINDS 10 TO 15 KT...EXCEPT FAR W PART INCREASING 
TO 15 TO 20 KT. SEAS 1 TO 2 FT...EXCEPT BUILDING 2 TO 3 FT FAR
W PART.

$$
GMZ082-211530-
SW GULF S OF 25N W OF 90W
430 AM CDT TUE JUL 21 2009

.TODAY AND TONIGHT...E TO SE WINDS 10 TO 15 KT...EXCEPT N OF 23N 
W OF 95W SE TO S 15 TO 20 KT...AND ALSO ALONG THE NW COAST OF 
THE YUCATAN PENINSULA THIS EVENING WINDS BECOMING NE 15 TO 20 
KT. SEAS 2 TO 4 FT.
.WED AND WED NIGHT...E TO SE WINDS 10 TO 15 KT...EXCEPT N OF
23N W OF 96W E TO SE 15 TO 20 KT...DIMINISHING TO 10 TO 15 KT
WED NIGHT AND ALONG THE COAST OF THE YUCATAN PENINSULA NE TO E 
15 TO 20 KT. SEAS 2 TO 3 FT.
.THU THROUGH SAT...E TO SE WINDS 10 TO 15 KT...EXCEPT ALONG 
THE COAST OF THE YUCATAN PENINSULA NE TO E 15 TO 20 KT. SEAS
2 TO 3 FT.

$$
GMZ084-211530-
MIDDLE GULF BETWEEN 85W AND 90W
430 AM CDT TUE JUL 21 2009

.TODAY AND TONIGHT...S OF 24N...N TO E WINDS INCREASING TO 15 
KT. SEAS 3 FT. N OF 24N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 3 
FT. ISOLATED SHOWERS AND TSTMS S OF 25N.
.WED THROUGH THU...S OF 25N...NE TO E WINDS 10 TO 15 KT. SEAS 1 
TO 2 FT. N OF 25N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. 
ISOLATED SHOWERS OR TSTMS S OF 25N.
.FRI AND SAT...S OF 24N...E TO SE WINDS 5 TO 10 KT. SEAS 1 TO 2 
FT. FROM 24N TO 27N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. N OF 
27N...SW WINDS 5 TO 10 KT...INCREASING TO 10 TO 15 KT SAT. SEAS 
1 TO 2 FT. SCATTERED SHOWERS AND TSTMS PART.

$$
GMZ086-211530-
E GULF BETWEEN 81W AND 85W 
430 AM CDT TUE JUL 21 2009

.TODAY AND TONIGHT...S OF 25N...NE TO E WINDS 10 TO 15 KT. SEAS 
1 TO 3 FT. N OF 25N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. 
WINDS AND SEAS HIGHER NEAR SCATTERED SHOWERS AND TSTMS S OF 25N.
.WED AND WED NIGHT...S OF 25N...NE TO E WINDS 10 TO 15 KT. SEAS 
2 TO 3 FT. N OF 25N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 FT. 
SCATTERED SHOWERS AND TSTMS S OF 25N.
.THU THROUGH SAT...N OF 25N...VARIABLE WINDS 5 TO 10 KT. SEAS 1 
FT. S OF 25N...VARIABLE WINDS MAINLY E TO SE 5 TO 10 KT. SEAS 1 
TO 2 FT. SCATTERED SHOWERS AND TSTMS S PART. SCATTERED SHOWERS 
AND ISOLATED TSTMS N PART.

$$
FORECASTER STRIPLING