NOUS41 KWBC 161217 CCA
PNSWSH
SERVICE CHANGE NOTICE 07-08 CORRECTED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
817 AM EDT FRI MAR 16 2007
TO: FAMILY OF SERVICES /FOS/ SUBSCRIBERS...NOAA
WEATHER WIRE SERVICE /NWWS/ SUBSCRIBERS...EMERGENCY
MANAGERS WEATHER INFORMATION NETWORK /EMWIN/
SUBSCRIBERS...NOAAPORT SUBSCRIBERS...OTHER NATIONAL
WEATHER SERVICE /NWS/ CUSTOMERS AND PARTNERS...
AND NWS EMPLOYEES
FROM: THERESE Z. PIERCE
CHIEF...MARINE AND COASTAL SERVICES BRANCH
SUBJECT: CORRECTED: ENHANCEMENT TO THE VORTEX DATA MESSAGE
PRODUCT: EFFECTIVE MAY 15 2007
CORRECTED THE DOD PRODUCT HEADINGS LISTED IN TABLES 1 AND 2
BELOW.
ITEM F IN THE RECONNAISSANCE VORTEX DATA MESSAGE /VDM/ PRODUCT IS
THE MAXIMUM FLIGHT-LEVEL WIND OBSERVED ON THE INBOUND LEG PRIOR
TO THE STORM CENTER FIX. CURRENTLY IF A HIGHER WIND IS OBSERVED
ON THE OUTBOUND LEG IT IS REPORTED IN ITEM P ON THE SUBSEQUENT
VORTEX MESSAGE...USUALLY 2 HOURS LATER. IN ADDITION WIND MAXIMA
OBSERVED AFTER THE FINAL FIX OF A MISSION ARE NOT TRANSMITTED
THROUGH A SUBSEQUENT VDM.
EFFECTIVE ON MAY 15 2007...IF AN OBSERVED OUTBOUND WIND MAXIMUM
IS HIGHER THAN THE INBOUND WIND REPORTED IN ITEM F...THEN THE
OUTBOUND MAXIMUM WILL BE REPORTED IN THE VDM FOR THE FIX JUST
OBTAINED. IF...AFTER THE TRANSMISSION OF THE VDM...A HIGHER
OUTBOUND WIND MAXIMUM IS OBSERVED...THEN A CORRECTED VORTEX
MESSAGE WILL BE TRANSMITTED AT THE CONCLUSION OF THE OUTBOUND LEG
WITH THE UPDATED OUTBOUND MAXIMUM. OUTBOUND WIND MAXIMA WILL BE
REPORTED IN ITEM P.
DOC AND DOD HURRICANE RECONNAISSANCE AIRCRAFT PROVIDE VORTEX DATA
MESSAGES /VDM/ AS PART OF THE NATIONAL HURRICANE OPERATIONS PLAN
/NHOP/. THESE PRODUCTS AND ASSOCIATED HEADERS ARE PROVIDED IN
TABLES 1 AND 2 FOR THE ATLANTIC AND PACIFIC HURRICANE BASINS
RESPECTIVELY.
TABLE 1. VDM FOR THE ATLANTIC HURRICANE BASIN
FEDERAL AGENCY WMO HEADING
DOC URNT12 KWBC
DOD URNT12 KNHC AND URNT12 KBIX
TABLE 2. VDM FOR THE EAST...CENTRAL...AND WEST PACIFIC HURRICANE
BASINS
FEDERAL AGENCY WMO HEADING
DOC URPN12 KWBC
DOD URPN12 KNHC AND URPN12 KBIX
COMPLETE VDM FORMATS ARE PROVIDED IN THE NHOP...SEE TABLE 5-2 AND
FIGURE 5-6. THE NHOP IS ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.OFCM.GOV/NHOP
THE 2006 NHOP IS NOW POSTED ON THE INTERNET. THE 2007 NHOP WILL
BE POSTED BY JUNE 1 2007.
IF YOU HAVE ANY QUESTIONS...PLEASE CONTACT:
CHRIS SISKO
TROPICAL PREDICTION CENTER
NATIONAL HURRICANE CENTER
11691 SW 17TH STREET
MIAMI FLORIDA 33165
PHONE: 305-229-4431
EMAIL: CHRIS.A.SISKO@NOAA.GOVM
THIS AND OTHER SERVICE CHANGE NOTICES CAN BE FOUND ONLINE AT
/USE LOWER CASE/:
HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM
$$
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Page last modified: Friday, 23-Mar-2007 18:27:18 GMT