-------- Original Message --------
308
NOUS41 KWBC 301803
PNSWSH
TECHNICAL IMPLEMENTATION NOTICE 09-14
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
203 PM EDT MON MAR 30 2009
TO: SUBSCRIBERS:
-FAMILY OF SERVICES
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-NOAAPORT
OTHER NWS PARTNERS...AND NWS EMPLOYEES
FROM: ELI JACKS
CHIEF...FIRE AND PUBLIC WEATHER SERVICES BRANCH
SUBJECT: NINE CONVECTIVE OUTLOOK HAZARD PROBABILITY ELEMENTS
TRANSITION TO OPERATIONAL IN THE NATIONAL DIGITAL
FORECAST DATABASE /NDFD/ EFFECTIVE APRIL 30 2009
EFFECTIVE APRIL 30 2009 AT 1400 COORDINATED UNIVERSAL TIME
/UTC/...NINE CONVECTIVE OUTLOOK HAZARD PROBABILITY ELEMENTS IN
THE NDFD/ WILL BE UPGRADED FROM EXPERIMENTAL TO OPERATIONAL
STATUS. THESE ELEMENTS ARE GENERATED BY THE STORM PREDICTION
CENTER /SPC/ IN NORMAN OKLAHOMA. THESE NINE ELEMENTS HAVE BEEN
AVAILABLE FROM THE NDFD IN EXPERIMENTAL STATUS FOR THE
CONTIGUOUS U.S. /CONUS/ AND FOR THE 16 PRE-DEFINED CONUS
SUBSECTORS SINCE FEBRUARY 27 2007.
THE NINE CONVECTIVE OUTLOOK HAZARD PROBABILITY ELEMENTS BEING
UPGRADED TO OPERATIONAL STATUS ARE:
CONVECTIVE HAZARD OUTLOOK - DAY 1...DAY 2 AND 3
PROBABILITY OF TORNADOES - DAY 1
PROBABILITY OF HAIL - DAY 1
PROBABILITY OF DAMAGING THUNDERSTORM WINDS - DAY 1
PROBABILITY OF EXTREME TORNADOES - DAY 1
PROBABILITY OF EXTREME HAIL - DAY 1
PROBABILITY OF EXTREME THUNDERSTORM WINDS - DAY 1
TOTAL PROBABILITY OF SEVERE THUNDERSTORMS - DAY 2 AND 3
TOTAL PROBABILITY OF EXTREME SEVERE THUNDERSTORMS DAY 2 AND 3
MORE DETAILS REGARDING THESE ELEMENTS WILL BE PROVIDED IN A
PRODUCT DESCRIPTION DOCUMENT /PDD/ WHICH WILL BE ADDED TO THE
ONLINE CATALOG OF OPERATIONAL NWS PRODUCTS AND SERVICES BEFORE
THE IMPLEMENTATION DATE. REFER TO /USE LOWERCASE/:
HTTP://PRODUCTS.WEATHER.GOV/VIEWLIST.PHP
THE CONVECTIVE HAZARD OUTLOOK FOR DAYS 4-8 WILL REMAIN IN
EXPERIMENTAL STATUS IN THE NDFD WHILE THE NWS CONTINUES TO
ASSESS THAT ELEMENT.
THIS CHANGE PRIMARILY AFFECTS USERS WHO PULL THESE ELEMENTS IN
GRIDDED BINARY 2 /GRIB2/ FORMAT FROM THE NWS FILE TRANSFER
PROTOCOL /FTP/ SERVER...EITHER VIA THE INTERNET OR THE FAMILY OF
SERVICES /FOS/ SERVER ACCESS SERVICE...AND USERS WHO PULL HTML
FILES FROM THE NWS HYPERTEXT TRANSPORT PROTOCOL /HTTP/ SERVER.
THOSE USERS WILL NEED TO PULL THESE ELEMENTS FOR THE DOMAIN/S OF
INTEREST FROM A DIFFERENT UNIFORM RESOURCE LOCATOR /URL/ AND MAY
NEED TO UPDATE PROCEDURES AND SCRIPTS TO ENSURE CONTINUED
RECEIPT OF THE DATA.
ADDITIONAL DETAILS REGARDING THIS IMPLEMENTATION...INCLUDING
SPECIFIC INFORMATION FOR HTTP AND FTP USERS...ARE AVAILABLE AT
/USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/NDFD/OPER_IMPLEM_9SPC.HTM
FOR USERS WHO KEY ON WORLD METEOROLOGICAL ORGANIZATION /WMO/
SUPER HEADINGS TO ACCESS NDFD ELEMENTS...THE LIST OF SUPER
HEADINGS FOR THE CONVECTIVE OUTLOOK HAZARD PROBABILITY ELEMENTS
IS ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/DATAMGMT/DOC/SPC.HTML
USERS OF THE NDFD IN EXTENSIBLE MARKUP LANGUAGE /XML/ VIA SIMPLE
OBJECT ACCESS PROTOCOL /SOAP/ AND NDFD IN GEOGRAPHIC MARKUP
LANGUAGE /GML/ VIA WEB FEATURE SERVICE ARE NOT DIRECTLY IMPACTED
BY THIS IMPLEMENTATION. THOSE USERS CAN USE THE SAME METHODS
THEY CURRENTLY USE TO ACQUIRE THESE ELEMENTS FOR THE DOMAINS
OF INTEREST. FOR XML AND GML USERS...THERE IS NO DISTINCTION IN
THE DATA ITSELF BETWEEN EXPERIMENTAL AND OPERATIONAL ELEMENTS.
DETAILED DESCRIPTIONS OF THESE PRODUCTS ARE AVAILABLE AT THE SPC
WEB SITE AT /USE LOWERCASE/:
HTTP://WWW.SPC.NOAA.GOV/PRODUCTS/OUTLOOK/PROBINFO.HTML
THESE FORECASTS ARE ALREADY AVAILABLE AS GRAPHICS ON THE SPC WEB
SITE AT /USE LOWERCASE/:
HTTP://WWW.SPC.NOAA.GOV/PRODUCTS/OUTLOOK/
GENERAL INFORMATION ON ACCESSING AND USING NDFD ELEMENTS IS
AVAILABLE ONLINE AT /USER LOWERCASE/:
HTTP://NDFD.WEATHER.GOV/TECHNICAL.HTM
IF APRIL 30 2009 IS A CRITICAL WEATHER DAY...THIS IMPLEMENTATION
MAY BE POSTPONED. IN THAT CASE USERS WILL BE NOTIFIED OF THAT
DECISION VIA TECHNICAL IMPLEMENTATION NOTICE AS FAR IN ADVANCE
AS POSSIBLE.
IF YOU HAVE ANY QUESTIONS REGARDING THESE PRODUCTS...CONTACT:
DR. RUSSELL SCHNEIDER GREGORY GROSSHANS
CHIEF SCIENCE SUPPORT BRANCH METEOROLOGIST
STORM PREDICTION CENTER STORM PREDICTION CENTER
NORMAN OKLAHOMA NORMAN OKLAHOMA
PHONE: 405-325-2066 PHONE: 405-325-2462
RUSSELL.SCHNEIDER@xxxxxxxx GREGORY.GROSSHANS@xxxxxxxx
IF YOU HAVE QUESTIONS REGARDING THIS NOTICE...CONTACT:
JOHN FERREE
OFFICE OF CLIMATE WATER AND WEATHER SERVICES
SEVERE STORMS SERVICE LEADER
NORMAN OKLAHOMA
EMAIL: JOHN.T.FERREE@xxxxxxxx
IF YOU HAVE TECHNICAL QUESTIONS REGARDING THE NDFD DATA...
CONTACT:
DAVID RUTH
CHIEF...MESOSCALE PREDICTION BRANCH
NATIONAL WEATHER SERVICE
OFFICE OF SCIENCE AND TECHNOLOGY
SILVER SPRING MARYLAND
EMAIL: DAVID.RUTH@xxxxxxxx
TECHNICAL IMPLEMENTATION NOTICES SPECIFICALLY RELATED TO THE
NDFD ARE AVAILABLE ONLINE AT /USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/NDFD/TINS.HTM
NATIONAL TECHNICAL IMPLEMENTATION NOTICES ARE ONLINE AT
/USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM
$$