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SERVICE CHANGE NOTICE 08-30
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
755 AM EDT THU APR 17 2008

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

FROM:     ELI JACKS
          CHIEF...FIRE AND PUBLIC WEATHER SERVICES BRANCH

SUBJECT:  REMOVAL OF TRACKING INFORMATION LINE /TIME...MOT...LOC/
          FROM FLASH FLOOD AND AREAL FLOOD PRODUCTS EFFECTIVE
          JULY 1 2008

EFFECTIVE TUESDAY JULY 1 2008 AT 1400 COORDINATED UNIVERSAL TIME 
/UTC/ NWS WEATHER FORECAST OFFICES /WFO/ WILL REMOVE THE TRACKING 
INFORMATION LINE /TIME...MOT...LOC/ FROM THE FOLLOWING FLASH 
FLOOD AND AREAL FLOOD WARNINGS AND STATEMENTS:

     FLASH FLOOD WARNINGS /FFW/
     CONVECTIVE FLASH FLOOD STATEMENTS /FFS/
     CONVECTIVE AREAL FLOOD WARNINGS /FLW/
     AREAL FLOOD ADVISORIES AND AREAL FLOOD STATEMENTS /FLS/

NWS WILL NO LONG APPEND THE TRACKING INFORMATION LINE THAT BEGINS 
WITH THE 16 CHARACTER STRING TIME...MOT...LOC TO THESE FLASH 
FLOOD AND AREAL FLOOD WARNINGS AND STATEMENTS BECAUSE STORM 
TRACKING INFORMATION MAY INCORRECTLY IDENTIFY HOW AND WHERE 
FLOODING WILL PROGRESS OVER TIME. 

THE TRACKING LINE WILL BE REMOVED ON JULY 1 2008 AT 1400 UTC 
UNLESS ADVERSE WEATHER IS AFFECTING AN NWS WEATHER FORECAST 
OFFICE /WFO/ COUNTY WARNING AREA...IN WHICH CASE THE WFO WILL 
IMPLEMENT THE CHANGE AT A MORE SUITABLE TIME.

TORNADO /TOR/...SEVERE THUNDERSTORM /SVR/...SPECIAL MARINE 
/SMW/...AND EXTREME WIND /EWW/ WARNINGS AND STATEMENTS /SVS AND 
MWS/ WILL CONTINUE TO INCLUDE THE TRACKING INFORMATION PER 
SERVICE CHANGE NOTICE /SCN/ 07-23: NATIONWIDE IMPLEMENTATION OF 
NEW TRACKING LINE ON SHORT DURATION WARNINGS AND STATEMENTS 
BEGINNING JULY 16 2007. SCN07-23 IS AVAILABLE ONLINE AT 
/USE LOWER CASE LETTERS/:

  HTTP://WWW.WEATHER.GOV/OS/NOTIFICATION/OLD/LIST.PHP

THERE ARE NO CHANGES TO AWIPS IDENTIFIERS...WMO PRODUCT HEADINGS 
OR PRODUCT ISSUANCE TIMES. 

THIS CHANGE WILL BE INCLUDED IN THE NEXT UPDATE TO NWS 
INSTRUCTION /NWSI/ 10-922...WEATHER FORECAST OFFICE HYDROLOGIC 
PRODUCTS SPECIFICATION... AVAILABLE ONLINE AT /USE LOWER CASE/:

  HTTP://WWW.NWS.NOAA.GOV/DIRECTIVES/SYM/PD01009022CURR.PDF

IF YOU HAVE ANY QUESTIONS...PLEASE CONTACT:

JOHN FERREE
NATIONAL WEATHER SERVICE
FIRE AND PUBLIC WEATHER SERVICES BRANCH
120 DAVID L. BOREN BLVD SUITE 2312
NORMAN OK 73072
PHONE:  405-325-2209
JOHN.T.FERREE@NOAA.GOV

NWS SERVICE CHANGE NOTICES ARE ONLINE AT /USE LOWER CASE/:

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

$$
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