NOTICE: This version of the NSF Unidata web site (archive.unidata.ucar.edu) is no longer being updated.
Current content can be found at unidata.ucar.edu.
To learn about what's going on, see About the Archive Site.
NOTICE: This version of the NSF Unidata web site (archive.unidata.ucar.edu) is no longer being updated.
Current content can be found at unidata.ucar.edu.
To learn about what's going on, see About the Archive Site.
NOTE: The nws-changes mailing list is no longer active. The list archives are made available for historical reasons.
-------- Original Message --------440 NOUS41 KWBC 161705
PNSWSH TECHNICAL IMPLEMENTATION NOTICE 08-06 NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 1205 EST WED JAN 16 2008TO: SUBSCRIBERS: -FAMILY OF SERVICES -NOAA WEATHER WIRE SERVICE -EMERGENCY MANAGERS WEATHER INFORMATION NETWORK OTHER NWS PARTNERS, USERS AND EMPLOYEES
FROM: PAUL HIRSCHBERG
CHIEF...SCIENCE PLANS BRANCH
OFFICE OF SCIENCE AND TECHNOLOGY /OST/
SUBJECT: STREAMLINED DATA PATHWAY FOR AIR QUALITY FORECAST
GUIDANCE PRODUCTS: EFFECTIVE APRIL 1 2008
EFFECTIVE TUESDAY APRIL 1 2008...WITH THE 1200 COORDINATED UNIVERSAL TIME /UTC/ RUN...THE NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION /NCEP/ WILL STREAMLINE THE DISSEMINATION OF HOURLY AIR QUALITY /AQ/ FORECAST GUIDANCE PRODUCTS WITH AGGREGATED SUPER-HEADED PRODUCTS.
DATAFLOW CHANGES:NCEP WILL STOP SENDING INDIVIDUAL HOURLY AQ GRID FILES FOR OZONE AND SMOKE TO THE TELECOMMUNICATIONS OPERATIONS CENTER /TOC/...NOW POSTED IN THE DIRECTORIES BELOW /USE LOWER CASE LETTERS EXCEPT FOR SL...ST...MT...AND CY/:
SL.US008001/ST.OPNL/MT.CMAQ_CY.06/ SL.US008001/ST.OPNL/MT.CMAQ_CY.12/ DIRECTORY NAME CHANGES:A SECOND COMPONENT OF THIS CHANGE IS TO REVISE THE AQ FORECAST GUIDANCE FILE PATH ON THE NWS FTP SERVER TO THE FOLLOWING ADDRESSES BELOW /USE ALL LOWER CASE LETTERS EXCEPT FOR SL...ST...DF...DC...GT...AND AR/:
SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.OZONE01.BIN SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.OZONE08.BIN SL.US008001/ST.OPNL/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.OZONE01.BIN SL.US008001/ST.OPNL/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.OZONE08.BIN SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.SMOKEC01.BIN SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.SMOKES01.BIN SL.US008001/ST.OPNL/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.SMOKEC01.BIN SL.US008001/ST.OPNL/DF.GR2/DC.NDGD/GT.AQ/AR.CONUS/DS.SMOKES01.BIN IN THE NEW PATH...GT...STANDS FOR GUIDANCE TYPE. REASON FOR CHANGE:FOR THE DATA PATH CHANGE: THE CURRENT DATA PATH INCLUDES EXTRANEOUS STEPS THAT ADD TO THE DELIVERY TIME...DELAYING PRODUCTS PAST THE REQUIRED TIMES OF AVAILABILITY. ALSO BY STREAMLINING THE DATA PATH...POTENTIAL LATENCIES AND POINTS-OF-
FAILURE THAT CAN PREVENT PRODUCT DELIVERY WILL BE ELIMINATED.FOR THE DIRECTORY NAME CHANGES...INTRODUCTION OF...GT...ALIGNS AQ PRODUCTS WITH OTHER PRODUCTS IN THE NATIONAL DIGITAL GUIDANCE DATABASE /NDGD/. THIS NEW PATH WILL ALLOW A CLEARER DISTINCTION BETWEEN AIR QUALITY...GRIDDED MOS PRODUCTS...REAL-TIME MESOSCALE ANALYSIS PRODUCTS...AND PROBABILISTIC SLOSH PRODUCTS IN THE NDGD.
FOR QUESTIONS CONCERNING AIR QUALITY PRODUCTS... PLEASE CONTACT:
PAULA DAVIDSON
OFFICE OF SCIENCE AND TECHNOLOGY
SILVER SPRING MARYLAND
PHONE: 301 713 3557 X171
EMAIL: PAULA.DAVIDSON@xxxxxxxx
FOR QUESTIONS CONCERNING THE DATAFLOW ASPECTS OF THIS
IMPLEMENTATION...EMAIL THE NCEP/NCO/PMB DATAFLOW HELPDESK:
NCEP.PMB.DATAFLOW@xxxxxxxx
NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE ONLINE AT
/USE LOWER CASE LETTERS/:
HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM
$$
nws-changes archives: