000
FZNT24 KNHC 210858
OFFNT4

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

GMZ089-211530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT WED JUL 21 2010

.SYNOPSIS...TROPICAL WAVE S OF 27N ALONG 90W/91W MOVING W 10 KT. 
THE WAVE WILL MOVE ACROSS THE WESTERN GULF THROUGH THU AND 
INLAND THU NIGHT. A RIDGE FROM NORTHERN FLORIDA TO LOUISIANA 
THROUGH FRI AS A TROPICAL WAVE OR A LOW POSSIBLY ENTERS THE 
EASTERN GULF SAT AND SUN.
 
$$
GMZ080-211530-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 AM CDT WED JUL 21 2010

.TODAY...E OF 94W E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. W 
OF 94W NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED 
SHOWERS AND TSTMS NEAR TROPICAL WAVE.
.TONIGHT...E OF 95W E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. W 
OF 95W E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SCATTERED 
SHOWERS AND TSTMS W 95W.
.THU THROUGH FRI...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.SAT AND SUN...W OF 94W SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. E 
OF 94W VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.

$$
GMZ082-211530-
SW GULF S OF 25N W OF 90W
430 AM CDT WED JUL 21 2010

.TODAY AND TONIGHT...E OF 93W E TO SE WINDS 15 TO 20 KT. SEAS 4 
TO 6 FT. W OF 93W N TO NE WINDS 10 KT. SEAS 2 TO 3 FT. SCATTERED 
SHOWERS AND TSTMS.
.THU AND THU NIGHT...E OF 95W E TO SE WINDS 10 TO 15 KT. SEAS 3 
TO 5 FT. W OF 95W NE TO E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT IN E 
SWELL. SCATTERED SHOWERS AND TSTMS NEAR TROPICAL WAVE.
.FRI THROUGH SUN...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT N 
OF 20N AND 2 TO 3 FT S OF 20N.

$$
GMZ084-211530-
MIDDLE GULF BETWEEN 85W AND 90W 
430 AM CDT WED JUL 21 2010

.TODAY AND TONIGHT...S OF 27N E TO SE WINDS 15 TO 20 KT. SEAS 6 
TO 8 FT. N OF 27N SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.THU...S OF 26N E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. N OF 26N E 
TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.THU NIGHT AND FRI...S OF 26N NE TO E WINDS 10 TO 15 KT. SEAS 3 
TO 5 FT. N OF 26N NE TO E WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. 
.SAT AND SUN...N TO NE WINDS 10 KT. SEAS 2 TO 3 FT.

$$
GMZ086-211530-
E GULF BETWEEN 81W AND 85W  
430 AM CDT WED JUL 21 2010

.TODAY AND TONIGHT...S OF 27N E TO SE WINDS 15 TO 20 KT. SEAS 5 
TO 7 FT. N OF 27N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
SCATTERED SHOWERS AND TSTMS S OF 27N. ISOLATED SHOWERS AND TSTMS 
N OF 27N.
.THU AND THU NIGHT...S OF 27N NE TO E WINDS 10 TO 15 KT. SEAS 3 
TO 5 FT. N OF 27N VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. 
SCATTERED SHOWERS AND TSTMS S OF 27N.
.FRI...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. SCATTERED 
SHOWERS AND TSTMS MAINLY E PART.
.SAT...S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.SUN...N OF 27N WINDS SE TO S 10 KT. SEAS 2 TO 3 FT. S OF 27N S 
TO SW WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.

$$
FORECASTER DGS