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-------- 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 2009EFFECTIVE 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 3MORE 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.PHPTHE 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.HTMFOR 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.HTMLUSERS 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.HTMLTHESE 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.HTMIF 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@xxxxxxxxIF 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@xxxxxxxxTECHNICAL IMPLEMENTATION NOTICES SPECIFICALLY RELATED TO THE NDFD ARE AVAILABLE ONLINE AT /USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/NDFD/TINS.HTMNATIONAL TECHNICAL IMPLEMENTATION NOTICES ARE ONLINE AT /USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM $$
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