000
FZNT24 KNHC 192108
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 PM CDT MON JUL 19 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. 

GMZ089-200330-
SYNOPSIS FOR THE GULF OF MEXICO
430 PM CDT MON JUL 19 2010

.SYNOPSIS...THE NORTHERN PORTION OF A TROPICAL WAVE ALONG 89W 
WILL SHIFT TO THE W GULF TONIGHT MOVING INLAND OVER MEXICO TUE 
NIGHT. ANOTHER TROPICAL WAVE CURRENTLY PASSING THROUGH THE 
STRAITS OF FLORIDA WILL MOVE THROUGH THE CENTRAL GULF TUE AND 
THE WESTERN GULF WED. A THIRD TROPICAL WAVE WILL ENTER THE 
STRAITS OF FLORIDA FRI NIGHT. A RIDGE ALONG 29N WILL MOVE N OF 
AREA WED AND REBUILD ALONG THE GULF COASTAL PLAIN FRI AND SAT. 
 
$$
GMZ080-200330-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 PM CDT MON JUL 19 2010

.TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT BUILDING TO 
3 TO 4 FT IN SE SWELL LATE. SCATTERED SHOWERS AND TSTMS NEAR 
TROPICAL WAVE.
.TUE THROUGH FRI...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
SCATTERED SHOWERS AND TSTMS NEAR TROPICAL WAVES.
.SAT...N OF 28N VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. S OF 
28N E OF 94W NE TO E WINDS 10 KT. SEAS 4 TO 5 FT. S OF 28N W OF 
94W E TO SE WINDS 20 KT. SEAS 3 TO 4 FT.

$$
GMZ082-200330-
SW GULF S OF 25N W OF 90W
430 PM CDT MON JUL 19 2010

.TONIGHT THROUGH TUE NIGHT...E TO SE WINDS 10 TO 15 KT EXCEPT NE 
TO E DURING THE EVENINGS. SEAS 2 TO 3 FT. SCATTERED SHOWERS AND 
TSTMS NEAR TROPICAL WAVE.
.WED THROUGH THU...E OF TROUGH E TO SE WINDS 10 TO 15 KT. SEAS 3 
TO 4 FT. W OF TROUGH NE TO E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT IN 
E SWELL. SCATTERED SHOWERS AND TSTMS NEAR TROPICAL WAVES.
.FRI...E TO SE WINDS 10 TO 15 KT EXCEPT NE NEAR YUCATAN COAST 
DURING THE EVENING. SEAS 3 TO 5 FT.
.SAT...S OF 20N VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. N OF 
20N E TO SE WINDS 10 TO 15 KT EXCEPT NE NEAR YUCATAN COAST 
DURING THE EVENING. SEAS 3 TO 5 FT.

$$
GMZ084-200330-
MIDDLE GULF BETWEEN 85W AND 90W 
430 PM CDT MON JUL 19 2010

.TONIGHT THROUGH TUE NIGHT...S OF 26N E TO SE WINDS 10 TO 
15 KT EXCEPT NE NEAR THE YUCATAN COAST DURING THE EVENINGS. SEAS 
3 TO 5 FT. N OF 26N E TO SE WINDS 10 TO 15 KT EXCEPT 15 TO 20 KT 
DURING THE EVENINGS. SEAS 2 TO 4 FT BUILDING TO 3 TO 5 FT IN SE 
SWELL MON NIGHT AND TUE AND BUILDING TO 4 TO 6 FT TUE NIGHT. 
SCATTERED SHOWERS AND TSTMS NEAR TROPICAL WAVES.
.WED AND WED NIGHT...S OF 26N E TO SE WINDS 10 TO 15 KT 
INCREASING TO 15 TO 20 KT NE PORTION WED NIGHT. SEAS 3 TO 5 FT 
BUILDING TO 4 TO 6 FT NE PORTION WED NIGHT. N OF 26N SE WINDS 10 
TO 15 KT EXCEPT 15 TO 20 KT WED NIGHT. SEAS 4 TO 6 FT IN SE 
SWELL. SCATTERED SHOWERS AND TSTMS W PART.
.THU...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 7 FT IN E SWELL... 
HIGHEST S OF 25N. SCATTERED SHOWERS AND TSTMS S OF 28N.
.FRI...S OF 25N E TO SE WINDS 10 TO 15 KT EXCEPT NE TO E 15 TO 
20 KT DURING THE EVENING. SEAS 4 TO 6 FT. N OF 26N E TO SE WINDS 
10 TO 15 KT EXCEPT NE TO E 5 TO 10 KT N OF 28N. SEAS 3 TO 5 FT 
EXCEPT 2 TO 4 FT N OF 28N.
.SAT...S OF 25N VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. N OF 
25N E WINDS 10 TO 15 KT EXCEPT 5 TO 10 KT N OF 29N. SEAS 3 TO 5 
FT. SCATTERED SHOWERS AND TSTMS S OF 28N.

$$
GMZ086-200330-
E GULF BETWEEN 81W AND 85W  
430 PM CDT MON JUL 19 2010

.TONIGHT THROUGH TUE NIGHT...S OF 26N E TO SE WINDS 15 TO 
20 KT. SEAS 4 TO 7 FT...EXCEPT BUILDING TO 6 TO 8 FT IN THE 
STRAITS OF FLORIDA TONIGHT THROUGH TUE NIGHT. N OF 26N E TO SE 
WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT TUE AND TUE NIGHT. 
SEAS 1 TO 3 FT BUILDING TO 2 TO 4 FT TUE AND TUE NIGHT. 
SCATTERED SHOWERS AND TSTMS S OF 28N.
.WED THROUGH THU...S OF 26N E TO SE WINDS 15 TO 20 KT EXCEPT TO 
25 KT IN THE STRAITS OF FLORIDA BECOMING NE TO E THROUGHOUT THU. 
SEAS 5 TO 7 FT EXCEPT 7 TO 9 FT IN THE STRAITS OF FLORIDA. N OF 
26N E TO SE WINDS 15 TO 20 KT DIMINISHING TO 10 TO 15 KT THU. 
SEAS 3 TO 5 FT IN SE SWELL SUBSIDING TO 2 TO 4 FT THU. SCATTERED 
SHOWERS AND TSTMS S OF 27N.
.FRI...S OF 26N NE TO E WINDS 15 TO 20 KT BECOMING E TO SE 5 TO 
10 KT LATE. SEAS 4 TO 6 FT SUBSIDING TO 2 TO 4 FT LATE. N OF 26N 
NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT. SCATTERED SHOWERS AND 
TSTMS S OF 25N FRI NIGHT.
.SAT...S OF 26N SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. N OF 
26N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SCATTERED SHOWERS 
AND TSTMS S OF 28N.

$$
FORECASTER SCHAUER