000
FZNT24 KNHC 202103
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
430 PM CDT WED OCT 20 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. 

GMZ089-210330-
SYNOPSIS FOR THE GULF OF MEXICO
430 PM CDT WED OCT 20 2010

.SYNOPSIS...A HIGH PRESSURE CENTER WILL MEANDER OVER THE 
NORTHERN GULF WATERS THROUGH THU NIGHT THEN SHIFT N OF THE AREA 
FRI WITH A RIDGE DISSECTING THE GULF FROM NW FLORIDA TO THE BAY 
OF CAMPECHE FRI NIGHT THROUGH MON.

$$
GMZ080-210330-
NW GULF N OF 25N W OF 90W 
INCLUDING THE FLOWER GARDEN BANKS NATIONAL MARINE SANCTUARY 
430 PM CDT WED OCT 20 2010

.TONIGHT...W OF 94W SE TO S WINDS 5 TO 10 KT. SEAS 1 TO 2 FT. E 
OF 94W N WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.THU...W OF 93W SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. E OF 
93W VARIABLE WINDS 5 TO 10 KT. SEAS 1 TO 2 FT.
.THU NIGHT AND FRI...W OF 92W SE TO S WINDS 15 TO 20 KT. SEAS 3 
TO 5 FT. E OF 92W E TO SE 5 TO 10 KT. SEAS 1 TO 2 FT.
.FRI NIGHT...E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.
.SAT THROUGH SUN...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. 
SCATTERED SHOWERS W PART. 
.MON...S TO SW WINDS 15 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS 
ISOLATED TSTMS N PART.

$$
GMZ082-210330-
SW GULF S OF 25N W OF 90W
430 PM CDT WED OCT 20 2010

.TONIGHT AND THU...W OF 94W SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 
3 FT. E OF 94W NE TO E WINDS 10 KT. SEAS 2 FT.
.THU NIGHT THROUGH MON...W OF 93W SE TO S WINDS 15 TO 20 KT. 
SEAS 2 TO 4 FT BUILDING TO 4 TO 6 FT N OF 22N. E OF 93W E TO SE 
WINDS 10 TO 15 KT EXCEPT NE TO E ALONG YUCATAN COAST DURING 
EVENINGS. SEAS 2 TO 4 FT. SCATTERED SHOWERS W PART. 

$$
GMZ084-210330-
MIDDLE GULF BETWEEN 85W AND 90W 
430 PM CDT WED OCT 20 2010

.TONIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU AND THU NIGHT...N OF 26N N TO NE WINDS 10 KT. SEAS 1 TO 3 
FT. S OF 26N N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI...N OF 25N NE TO E WINDS 10 KT. SEAS 1 TO 2 FT. S OF 25N NE 
TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
.FRI NIGHT...N OF 27N E TO SE WINDS 10 KT. SEAS 2 TO 3 FT. S OF 
27N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT...N OF 26N E TO SE WINDS 15 KT. SEAS 3 TO 5 FT. S OF 26N E 
TO SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT.
.SUN...SE WINDS 15 KT. SEAS 4 TO 7 FT IN E SWELL. SCATTERED 
SHOWERS N PART.
.MON...SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. ISOLATED TSTMS 
N PART.

$$
GMZ086-210330-
E GULF BETWEEN 81W AND 85W
430 PM CDT WED OCT 20 2010

.TONIGHT THROUGH THU NIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 2 
TO 4 FT.
.FRI...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.FRI NIGHT...E WINDS 15 TO 20 KT. SEAS 2 TO 4 FT EXCEPT 4 TO 6 
FT S OF 26N.
.SAT...E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT EXCEPT 5 TO 8 
FT IN STRAITS OF FLORIDA.
.SUN...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 6 FT.
.MON...SE WINDS 15 KT. SEAS 3 TO 5 FT.

$$
FORECASTER NELSON