NOUS41 KWBC 271448 PNSWSH SERVICE CHANGE NOTICE 09-17 NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 950 AM EST FRI FEB 27 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 SERVICES BRANCH SUBJECT: NWS WEATHER FORECAST OFFICES /WFO/ IN DULUTH MINNESOTA...CHICAGO ILLINOIS...GRAND RAPIDS MICHIGAN AND NORTHERN INDIANA WILL BEGIN ISSUING SURF ZONE FORECASTS /SRF/ WITH RIP CURRENT INFORMATION EFFECTIVE MONDAY MAY 18 2009 EFFECTIVE MONDAY MAY 18 2009 AT 1300 COORDINATED UNIVERSAL TIME /UTC/...0900 EASTERN DAYLIGHT TIME /EDT/...0800 CENTRAL DAYLIGHT TIME /CDT/...THE NWS WFOS IN DULUTH MINNESOTA... CHICAGO ILLINOIS...GRAND RAPIDS MICHIGAN...AND NORTHERN INDIANA WILL BEGIN ISSUING THE SRF WITH RIP CURRENT INFORMATION. REFER TO NWS INSTRUCTION 10-310 FOR STANDARD PROCEDURE GOVERNING SURF ZONE FORECASTS AT /USE LOWER CASE LETTERS/: 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 THE FOUR GREAT LAKES WFOS BEGINNING MAY 18 2009. TABLE 1: COMMUNICATION IDENTIFIERS FOR THE SURF ZONE FORECAST /SRF/ ISSUED BY THE FOUR GREAT LAKES WFOS EFFECTIVE MAY 18 2009. 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 MUST REPROGRAM THEIR HARDWARE AND SOFTWARE TO RECEIVE THESE NEW SURF ZONE FORECASTS ON MAY 18 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 TOM.TOWNSEND@NOAA.GOV NWS SERVICE CHANGE NOTICES ARE ONLINE AT /USE LOWER CASE LETTERS/: HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM $$ NNNN