000
FZNT24 KNHC 230836
OFFNT4

OFFSHORE WATERS FORECAST FOR THE GULF OF MEXICO
NWS NATIONAL HURRICANE CENTER MIAMI FL
430 AM CDT FRI MAR 23 2012

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. 

GMZ089-231530-
SYNOPSIS FOR THE GULF OF MEXICO
430 AM CDT FRI MAR 23 2012

.SYNOPSIS...A COLD FRONT WILL MOVE INTO THE NW WATERS TODAY AND 
MERGE WITH A FRONTAL TROUGH EXTENDING FROM 30N88W TO 19N93W.
THE MERGED FRONT WILL EXTEND FROM FLORIDA PANHANDLE TO TO SE 
TEXAS ON SAT...AND REACH FROM TAMPA BAY TO THE CENTRAL GULF 
SAT...AND MOVE SE OF AREA SUN. SOUTHERLY RETURN FLOW WILL SET UP 
ACROSS THE ENTIRE GULF TUE.

$$
GMZ080-231530-
NW GULF N OF 25N W OF 90W INCLUDING THE FLOWER GARDEN BANKS 
NATIONAL MARINE SANCTUARY 
430 AM CDT FRI MAR 23 2012
 
.TODAY...W OF 93W VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 4 
FT IN SE SWELL. E OF 93W E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 
FT. LOCALLY VISIBILITY BELOW 3 NM IN FOG CENTRAL WATERS THIS 
MORNING.  
.TONIGHT...SE TO S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT IN SE SWELL.
.SAT...NW OF FRONT N TO NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SE 
OF FRONT S TO SW WINDS 10 KT. SEAS 3 FT. SCATTERED SHOWERS ALONG 
FRONT.
.SAT NIGHT THROUGH TUE...VARIABLE WINDS 5 TO 10 KT BECOMING SE 
10 TO 15 KT MON NIGHT AND TUE. SEAS 1 TO 3 FT. 

$$
GMZ082-231530-
SW GULF S OF 25N W OF 90W
430 AM CDT FRI MAR 23 2012

.TODAY AND TONIGHT...W OF 94W VARIABLE WINDS 5 TO 10 KT. SEAS 1 
TO 3 FT. E OF 94W SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SAT THROUGH MON...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.TUE...E TO SE WINDS 15 KT. SEAS 3 TO 5 FT.

$$
GMZ084-231530-
MIDDLE GULF BETWEEN 85W AND 90W 
430 AM CDT FRI MAR 23 2012

.TODAY AND TONIGHT...SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 6 FT. 
.SAT AND SAT NIGHT...N OF 25N S TO SW WINDS 10 KT BECOMING W TO 
NW 10 TO 15 KT SAT NIGHT. SEAS 2 TO 3 FT. S OF 25N VARIABLE 
WINDS 5 TO 10 KT. SEAS 1 TO 3 FT. 
.SUN AND MON...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
.TUE...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.

$$
GMZ086-231530-
E GULF BETWEEN 81W AND 85W 
430 AM CDT FRI MAR 23 2012

.TODAY AND TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.SAT AND SAT NIGHT...N OF 25N S TO SW WINDS 10 TO 15 KT. SEAS 2 
TO 3 FT. S OF 25N E TO SE WINDS 10 KT. SEAS 2 TO 3 FT.
.SUN...VARIABLE WINDS 5 TO 10 KT BECOMING NW 10 TO 15 KT BEHIND 
FRONT. SEAS 2 TO 4 FT. SCATTERED SHOWERS N OF 25N.
.MON...N TO NE WINDS 5 TO 10 KT. SEAS 1 TO 3 FT.
.TUE...NE TO E WINDS 10 TO 15 KT. SEAS 1 TO 3 FT.

$$

EFFECTIVE APRIL 03 2012 AT 1800 UTC THE OFFSHORE WATERS FORECAST 
ZONES CHANGE FOR THE CARIBBEAN AND SW N ATLANTIC AND THE GULF OF 
MEXICO. ISSUANCE TIME FOR THE GULF OF MEXICO OFFSHORE WATERS 
FORECASTS WILL BE REFERENCED TO THE EASTERN TIME ZONE. FOR 
DETAILS SEE WWW.NHC.NOAA.GOV/EXPERIMENTAL/OFFSHORES/

EFFECTIVE APRIL 03 2012 NEW RADIOFAX SCHEDULE FOR NEW ORLEANS 
CHARTS AND TEXT PRODUCTS. ON AIR SCHEDULE LISTING OF THE 
NEW SCHEDULE BEGINS ON OR ABOUT MAR 28 2012.

FORECAST COVERAGE FOR NEW ORLEANS...MIAMI AND SAN JUAN NAVTEX 
CHANGES APR 03 2012. ISSUANCE TIME FOR ALL THREE NAVTEX PRODUCTS 
WILL BE REFERENCED TO THE EASTERN TIME ZONE. FOR DETAILS SEE NGA 
OR USCG NOTICES TO MARINERS OR WWW.WEATHER.GOV/MARINE

FORECASTER NELSON