Public Information Statement
NOUS41 KWBC 181445
PNSWSH
SERVICE CHANGE NOTICE 10-17
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
945 AM EST MON MAR 8 2010
TO: SUBSCRIBERS:
-FAMILY OF SERVICES
-NOAA WEATHER WIRE SERVICE
-NOAAPORT
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-OTHER NWS PARTNERS...USERS AND EMPLOYEES
FROM: THERESE Z. PIERCE
CHIEF...MARINE AND COASTAL SERVICES BRANCH
SUBJECT: CHANGE TO CODING OF HIGH DENSITY OBSERVATION /HDOB/
MESSAGE FOR MISSING DATA: EFFECTIVE JULY 15 2010
EFFECTIVE JULY 15 2010...THE CODING OF THE HDOB MESSAGE FOR MISSING
DATA TRANSMITTED FROM NOAA AND AIR FORCE RECONNAISSANCE AIRCRAFT WILL
CHANGE FROM 999 TO //www.nhc.noaa.gov/. THIS CHANGE IS BEING MADE FOR HDOBS TO BE
CONSISTENT WITH THE CODING OF MISSING DATA FOUND IN OTHER
METEOROLOGICAL DATA MESSAGES.
IN ADVANCE OF THIS CHANGE...USERS OF HDOB MESSAGES MAY NEED TO MAKE
CHANGES TO THEIR SOFTWARE TO CORRECTLY PROCESS THE NEW DATA FORMAT.
THERE WILL BE NO CHANGES TO WMO HEADINGS OR AWIPS IDS OF THE HDOB
MESSAGES.
IF THERE ARE ANY CHANGES TO THE IMPLEMENTATION DATE... AN ADDITIONAL
SERVICE CHANGE NOTICE WILL BE ISSUED AS EARLY AS POSSIBLE TO NOTIFY
USERS. FOR EXAMPLE IF THERE IS AN ACTIVE TROPICAL CYCLONE IN THE DAYS
PRIOR TO JULY 15...OR TROPICAL DEVELOPMENT IS ANTICIPATED AROUND THIS
DATE... A NEW IMPLEMENTATION DATE WILL BE PROVIDED.
THE OLD AND NEW HDOB MESSAGE FORMATS WILL BE PROVIDED IN THE 2010
NATIONAL HURRICANE OPERATIONS PLAN /NHOP/ APPENDIX G. THE 2010 NHOP
WILL BE AVAILABLE BY JUNE 1 2010 AT:
http://www.ofcm.gov
IF YOU HAVE ANY QUESTIONS...PLEASE CONTACT
JOHN KUHN
NATIONAL WEATHER SERVICE
1325 EAST WEST HIGHWAY
SILVER SPRING MARYLAND 20910
301 713 1677 EXTENSION 121
JOHN.F.KUHN@NOAA.GOV
NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT:
http://www.weather.gov/os/notif.htm
$$
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