000
FZNT24 KNHC 170827
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT TUE AUG 17 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. 

GMZ089-171530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT TUE AUG 17 2010

.SYNOPSIS...LOW PRES ACROSS THE N CHANDELEUR ISLANDS NEAR 30N89W 
1007 MB MOVING W-NW AT 8 KT AT 0800 UTC WILL MOVE INLAND ACROSS 
COASTAL SECTIONS OF SE LOUISIANA AND S MISSISSIPPI THIS MORNING 
AND THEN TURN MORE NW THIS AFTERNOON AND TONIGHT. MODERATE 
SOUTHERLY WINDS WILL PREVAIL ACROSS N CENTRAL PORTIONS OF THE 
GULF AS THIS LOW PRES SYSTEM MOVES INLAND TODAY. AS THE LOW 
LIFTS FARTHER NW AND OUT OF THE REGION WED NIGHT...HIGH PRES 
WILL BUILD W ALONG 27N THEN SHIFT N TO 28N THROUGH SAT.

$$
GMZ080-171530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT TUE AUG 17 2010

.TODAY AND TONIGHT...N OF 27N VARIABLE WINDS LESS THAN 10 KT 
BECOMING S TO SW 10 TO 15 KT THIS AFTERNOON. SEAS BUILDING 2 TO 
4 FT. S OF 27N S TO SW WINDS 5 TO 10 KT...SHIFTING SE TO S 10 KT 
IN THE AFTERNOON. SEAS 1 TO 2 FT. WIND AND SEAS HIGHER NEAR 
SCATTERED TSTMS N OF 27N.
.WED THROUGH FRI...N OF 27N S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 
4 FT. S OF 27N SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
SCATTERED SHOWERS AND TSTMS N PORTION WED.
.SAT...N OF 27N S TO SW WINDS DIMINISHING TO 5 TO 10 KT. SEAS 1 
TO 2 FT. S OF 27N SE TO S WINDS DIMINISHING TO 5 TO 10 KT...
EXCEPT FAR W PORTION SE TO S 15 KT. SEAS 2 TO 4 FT...HIGHEST FAR
W PORTION.

$$
GMZ082-171530-
SW GULF S OF 25N W OF 90W
430 AM CDT TUE AUG 17 2010

.TODAY AND TONIGHT...N OF 22N WINDS E TO SE 10 KT INCREASING TO 
10 TO 15 KT TONIGHT. SEAS 2 TO 3 FT. S OF 22N SE TO S WINDS 10 
KT...BECOMING E TO SE 10 TO 15 KT THIS EVENING. SEAS 1 TO 3 FT. 
SCATTERED SHOWERS AND TSTMS S OF 22N THROUGH TONIGHT.
.WED THROUGH SAT...E TO SE WINDS 10 TO 15 KT...EXCEPT NEAR THE 
YUCATAN PENINSULA COAST BECOMING NE TO E 15 KT EACH EVENING. 
SEAS 2 TO 4 FT.

$$
GMZ084-171530-
MIDDLE GULF BETWEEN 85W AND 90W 
430 AM CDT TUE AUG 17 2010

.TODAY AND TONIGHT...N OF 27.5N W OF 87W S TO SW WINDS 15 TO 20 
KT. SEAS 4 TO 5 FT. ELSEWHERE N OF 27.5N S WINDS 10 TO 15 KT. 
SEAS 2 TO 4 FT. S OF 27.5N SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 
3 FT. WIND AND SEAS HIGHER NEAR SCATTERED SHOWERS AND TSTMS NW 
PORTION THROUGH THIS EVENING.
.WED AND WED NIGHT...N OF 25N S WINDS 10 TO 15 KT. SEAS 
SUBSIDING TO 3 TO 4 FT. S OF 25N SE TO S WINDS 10 KT...EXCEPT S 
OF 24N BECOMING E TO SE 10 TO 15 KT. SEAS 2 TO 3 FT. ISOLATED 
SHOWERS AND TSTMS N OF 28N.
.THU THROUGH SAT...N OF 27N S TO SW WINDS DIMINISHING TO 5 TO 
10 KT. SEAS 2 FT. FROM 25N TO 27N SE TO S WINDS 5 TO 10 KT. SEAS 
1 TO 2 FT. S OF 25N E TO SE WINDS 10 TO 15 KT...EXCEPT NEAR 
YUCATAN COAST E 15 TO 20 KT IN THE EVENINGS. SEAS 2 TO 4 FT.

$$
GMZ086-171530-
E GULF BETWEEN 81W AND 85W
430 AM CDT TUE AUG 17 2010

.TODAY AND TONIGHT...SE TO S WINDS 10 KT THROUGHOUT...EXCEPT S 
OF 24N BECOMING E TO SE TONIGHT. SEAS 1 TO 3 FT. SCATTERED 
SHOWERS AND ISOLATED TSTMS S OF 25N. ISOLATED SHOWERS AND TSTMS 
N OF 25N.
.WED AND WED NIGHT...N OF 25N S WINDS 10 KT. SEAS 1 TO 2 FT. S 
OF 25N WINDS E TO SE 5 TO 10 KT INCREASING TO 10 TO 15 KT LATE. 
SEAS 2 TO 3 FT. SCATTERED SHOWERS AND TSTMS S PART.
.THU AND FRI...N OF 26N S TO SW WINDS 5 TO 10 KT. SEAS 1 TO 2 
FT. S OF 26N E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.SAT...N OF 27N SW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. FROM 25N TO 
27N WINDS BECOMING VARIABLE LESS THAN 10 KT. SEAS 1 FT. S OF 25N 
E WINDS 10 KT. SEAS 2 FT. 

$$
FORECASTER STRIPLING