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PNSWSH

SERVICE CHANGE NOTICE 09-17...AMENDED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
925 AM EST TUE MAR 3 2009

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

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

SUBJECT:  AMENDED: TO CHANGE EFFECTIVE DATE FOR WEATHER
          FORECAST OFFICE /WFO/ DULUTH MINNESOTA TO START
          ISSUING SURF ZONE FORECASTS /SRF/ WITH RIP
          CURRENT INFORMATION UNTIL JUNE 15 2009...TO
          CHANGE ISSUANCE TIME AND TO ADD SEASONAL
          TERMINIATION DATES

AMENDED TO:
-CHANGE EFFECTIVE DATE FOR WFO DULUTH FROM MAY 18 TO 
 JUNE 15
-ADJUST ISSUANCE TIMES FROM 1300 UTC TO 1100 UTC FOR 
 ALL FOUR WFOS
-ADD SEASONAL TERMINATION DATES FOR ALL 4 WFOS.

EFFECTIVE MONDAY MAY 18 2009 AT 1100 COORDINATED UNIVERSAL 
TIME /UTC/...0700 EASTERN DAYLIGHT TIME /EDT/...OR 0600 
CENTRAL DAYLIGHT TIME /CDT/...THE NATIONAL WEATHER SERVICE 
/NWS/ WEATHER FORECAST OFFICES /WFOS/ IN CHICAGO 
ILLINOIS... GRAND RAPIDS MICHIGAN...AND NORTHERN INDIANA 
WILL BEGIN ISSUING THE SURF ZONE FORECASTS /SRF/ WITH RIP 
CURRENT INFORMATION. 

EFFECTIVE MONDAY JUNE 15 2009 AT 1100 UTC...0700 EDT...OR 
0600 CDT...WFO DULUTH MINNESOTA WILL BEGIN ISSUING THE SRF 
WITH RIP CURRENT INFORMATION.

THE LAST SRF OF THE SEASON WILL BE ISSUED BY THE FOUR WFOS 
AS FOLLOWS:

     WFO DULUTH                 SEPTEMBER 15 2009
     WFO CHICAGO                SEPTEMBER 30 2009
     WFO GRAND RAPIDS           SEPTEMBER 30 2009
     WFO NORTHERN INDIANA       SEPTEMBER 30 2009.  

REFER TO NWS INSTRUCTION 10-310 FOR STANDARD PROCEDURE 
GOVERNING SURF ZONE FORECASTS AT /USE LOWERCASE/:

  HTTP://WWW.NWS.NOAA.GOV/DIRECTIVES/SYM/PD01003010CURR.PDF

THE SURF ZONE IS THE AREA OF WATER BETWEEN THE HIGH WATER 
OR TIDE LEVEL ON THE BEACH AND THE SEAWARD SIDE OF 
BREAKING WAVES. SELECT COASTAL WFOS HAVE ISSUED THE SRF  
SINCE 2002.  IN 2008 WFO DULUTH BECAME THE FIRST GREAT 
LAKES OFFICE TO ISSUE THE SURF ZONE FORECAST. 

TABLE 1 BELOW LISTS THE COMMUNICATION IDENTIFIERS FOR THE 
SURF ZONE FORECASTS /SRF/ ISSUED BY THESE FOUR WFOS:

TABLE 1:  COMMUNICATION IDENTIFIERS FOR THE SURF ZONE 
FORECAST /SRF/ ISSUED BY WFOS DULUTH...GRAND RAPIDS... 
NORTHERN INDIANA...AND CHICAGO.
    
ISSUING WFO        WMO HEADING        AWIPS ID

DULUTH MN          FZUS53 KDLH        SRFDLH
GRAND RAPIDS MI    FZUS53 KGRR        SRFGRR
NORTHERN INDIANA   FZUS53 KIWX        SRFIWX
CHICAGO IL         FZUS53 KLOT        SRFLOT

CUSTOMERS INTERESTED IN THESE NEW PRODUCTS WILL NEED TO ADD 
THE PRODUCTS IDENTIFIERS SHOWN ABOVE TO THEIR 
COMMUNICATIONS SYSTEMS TO RECEIVE THE NEW SURF ZONE 
FORECASTS FOR WFOS CHICAGO...GRAND RAPIDS...AND NORTHERN 
INDIANA ON MAY 18 2009 AND FOR DULUTH ON JUNE 15 2009. 
  
IF YOU HAVE ANY QUESTIONS OR COMMENTS...PLEASE CONTACT:
  
RICHARD MAY                        THOMAS TOWNSEND
NATIONAL WEATHER SERVICE           NATIONAL WEATHER SERVICE
MARINE AND COASTAL SERVICES        CENTRAL REGION              
1325 EAST WEST HIGHWAY             7220 NW 101ST TERRACE   
SILVER SPRING MD 20910             KANSAS CITY MO 64153
301-713-1677 EXT. 127              816-268-3149
RICHARD.MAY@NOAA.GOV               TOM.TOWNSEND@NOAA.GOV   

NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT  
/USE LOWERCASE/:
  
  HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM
  
$$
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