NOUS41 KWBC 271751
PNSWSH

SERVICE CHANGE NOTICE 07-53 AMD...CORRECTED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
155 PM EDT THU MAR 27 2008 

TO:       SUBSCRIBERS:
          -FAMILY OF SERVICES
          -NOAA WEATHER WIRE SERVICE
          -EMERGENCY MANAGERS WEATHER INFORMATION SERVICE
          OTHER NWS PARTNERS...AND NWS EMPLOYEES

FROM:     THERESE Z. PIERCE
          CHIEF...MARINE AND COASTAL WEATHER SERVICES 
BRANCH

SUBJECT:  CORRECTED TO AMENDED: CHANGES TO THE OFFSHORE      
          MARINE ZONE BOUNDARY IN THE NORTH ATLANTIC
	  OCEAN...HUDSON CANYON TO BALTIMORE CANYON: 
	  EFFECTIVE APRIL 1 2008 IS POSTPONED TO JUNE 2 
	  2008

REFER TO:  SERVICE CHANGE NOTICE 07-53 SENT ON OCTOBER 16 
2007 AND SERVICE CHANGE NOTICE 07-53 AMD SENT MARCH 25 2008

CORRECTED TO CHANGE END OF SUBJECT LINE TO: EFFECTIVE APRIL 
1 2008 IS POSTPONED TO JUNE 2 2008

AMENDED TO POSTPONE EFFECTIVE DATE FOR THIS CHANGE TO JUNE 
2 2008 AT 1200 COORDINATED UNIVERSAL TIME. 

ON MONDAY JUNE 2 2008 AT 1200 UNIVERSAL COORDINATED TIME 
/UTC/ OR 0800 EASTERN DAYLIGHT TIME /EDT/...THE NWS OCEAN 
PREDICTION CENTER /OPC/ WILL SPLIT ITS OFFSHORE MARINE ZONE 
IN THE NORTH ATLANTIC OCEAN...HUDSON CANYON TO BALTIMORE 
CANYON...INTO TWO NEW OFFSHORE MARINE ZONES TO PROVIDE 
GREATER SPECIFICITY IN THE OFFSHORE MARINE ZONE FORECASTS 
FOR THE NORTH ATLANTIC. THE FIRST NEW ZONE WILL BE NAMED 
HUDSON TO BALTIMORE CANYON. THE SECOND NEW ZONE WILL BE 
NAMED BALTIMORE CANYON TO THE HAGUE LINE SOUTH OF 
1000 FATHOMS.  THE TWO NEW ZONES ARE LISTED IN TABLE 3.

TABLE 1. PRODUCT THAT WILL BE AFFECTED BY THE TWO NEW 
OFFSHORE MARINE ZONES.

PRODUCT NAME			WMO HEADING    AWIPS ID
OFFSHORE WATERS FORECAST        FZNT22 KWBC    OFFNT2

TABLE 2. CURRENT OFFSHORE MARINE ZONE AND CORRESPONDING 
UNIVERSAL GEOGRAPHIC CODE /UGC/ THAT WILL BE REPLACED 
EFFECTIVE JUNE 2 2008.

OFFSHORE MARINE ZONE			UGC

HUDSON CANYON TO BALTIMORE CANYON	ANZ084
	
TABLE 3. THE TWO NEW OFFSHORE MARINE ZONES AND 
CORRESPONDING UGCS EFFECTIVE JUNE 2 2008.

OFFSHORE MARINE ZONES			UGC

HUDSON TO BALTIMORE CANYON        	ANZ084

BALTIMORE CANYON TO THE HAGUE LINE	ANZ094		
SOUTH OF 1000 FATHOMS         
                              
AN UPDATED ZONE MAP SHAPEFILE CONTAINING THE REALIGNED 
ZONES IS AVAILABLE FOR DOWNLOAD FROM THE FOLLOWING WEBSITE 
/USE LOWER CASE LETTERS/

HTTP://WWW.NWS.NOAA.GOV/GEODATA/CATALOG/WSOM/HTML/MARINEZON
ES.HTM

THE DEMARCATION LINE FOR THE NEW ZONES EXTENDS FROM 39.3 
NORTH 71.9 WEST...SOUTHWESTWARD TO 37.7 NORTH 72.9 WEST.

MAPS SHOWING THE BOUNDARIES OF THE NEW ZONES ARE POSTED ON 
THE OPC WEB PAGE /USE LOWER CASE LETTERS/:
 
HTTP://WWW.OPC.NCEP.NOAA.GOV/IMAGES/NEWZONES.GIF

BECAUSE OF THESE CHANGES...CUSTOMERS MUST REPROGRAM 
AFFECTED HARDWARE AND SOFTWARE TO RECEIVE THE NEW UGCS.

IF YOU HAVE ANY QUESTIONS ABOUT THESE CHANGES...PLEASE 
CONTACT:

DAVID FEIT                                     
NATIONAL WEATHER SERVICE
OCEAN PREDICTION CENTER          
FORECAST BRANCH CHIEF     
5200 AUTH ROAD
CAMP SPRINGS MD 20746               
PHONE: 301-763-8000 EXTENSION 7401       
E-MAIL: DAVID.FEIT@NOAA.GOV       

THIS NOTICE AND OTHER SERVICE CHANGE NOTICES ARE AVAILABLE 
ONLINE AT /USE LOWER CASE LETTERS/:

HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM

$$
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