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-------- Original Message --------251 NOUS41 KWBC 011154
PNSWSHPUBLIC INFORMATION STATEMENT...COMMENT REQUEST NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
752 AM EDT TUE JUL 1 2008
TO: SUBSCRIBERS:
-FAMILY OF SERVICES
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
-NOAAPORT
OTHER NWS PARTNERS...USERS AND EMPLOYEES
FROM: JASON TUELL
OFFICE OF SCIENCE AND TECHNOLOGY
NATIONAL WEATHER SERVICE HEADQUARTERS
SUBJECT: COMMENT REQUEST: PROPOSED TERMINATION OF THE NGM AND RELATED NGM-BASED PRODUCTS EFFECTIVE MARCH 2009
THE NWS IS SEEKING USER COMMENTS BY SEPTEMBER 9 2008 ON THE PROPOSED TERMINATION OF THE NESTED GRID MODEL /NGM/...DIRECT MODEL OUTPUT BUFR/TEXT PRODUCTS AND NGM-BASED PRODUCTS. NGM-BASED PRODUCTS INCLUDE NGM MODEL OUTPUT STATISTICS /MOS/...NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION /NCEP/-BASED PRODUCTS AND A TRAJECTORY MODEL PROVIDED BY THE METEOROLOGICAL DEVELOPMENT LABORATORY /MDL/.
NGM IS A LEGACY MODEL THAT HAS NOT HAD ANY DEVELOPMENT SINCE 1998. OTHER MODELS SUCH AS THE RAPID UPDATE CYCLE /RUC/ MODEL... GLOBAL FORECAST SYSTEM /GFS/...THE NORTH AMERICAN MESOSCALE /NAM/ MODEL...AND SHORT RANGE ENSEMBLE FORECAST /SREF/ MODEL ALL PROVIDE GUIDANCE PRODUCTS SUPERIOR IN PHYSICS AND RESOLUTION. NEWER PRODUCTS ARE RUN MORE OFTEN /4X OR MORE PER DAY VS. 2X PER DAY FOR THE NGM/ AND RUN OUT TO LATER FORECAST HOURS /GFS RUNS OUT TO 384 HOURS VS. 48 HOURS FOR THE NGM/. THE NWS IS PROPOSING TO TERMINATE THE NGM AND NGM-BASED PRODUCTS EFFECTIVE MARCH 2009. THE FOLLOWING PRODUCTS WOULD BE REMOVED:
1. NGM MODEL PRODUCTS AVAILABLE ALONG WITH THE REPLACEMENT/
ALTERNATIVE PRODUCTS AT /USE LOWER CASE/:
HTTP://WWW.NCO.NCEP.NOAA.GOV/PMB/NWPROD/ANALYSIS/
2. NGM-MOS PRODUCTS WITH REPLACEMENT/ALTERNATIVE PRODUCTS AT
/USE LOWER CASE/:
HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/PRODUCTS.PHP
3. NGM-BASED GUIDANCE AVAILABLE ON THE NWS FTP SERVER AT
/USE LOWER CASE/:
FTP://TGFTP.NWS.NOAA.GOV
4. TRAJECTORY MODEL AVAILABLE AT /USE LOWER CASE LETTERS EXCEPT
FOR SL...DF...AND DC/:
FTP://TGFTP.NWS.NOAA.GOV/SL.US008001/DF.GR1/DC.TRAJ/
A LIST OF NGM-BASED PRODUCTS FROM MDL ALONG WITH REPLACEMENT/
ALTERNATIVE PRODUCTS IS AVAILABLE AT /USE LOWER CASE/:
HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/CHANGES/NGMREMOVE_MDL.PHP
A LIST OF NGM DIRECT MODEL PRODUCTS FROM NCEP ALONG WITH
REPLACEMENT/ALTERNATIVE PRODUCTS IS ONLINE AT /USE LOWER CASE/:
HTTP://WWW.NCO.NCEP.NOAA.GOV/PMB/PRODUCTS/NGM/
SEND COMMENTS ON THIS PROPOSED TERMINATION BY SEPTEMBER 9 2008 TO
NGMREMOVAL.COMMENTS@xxxxxxxx.
PLEASE USE: SUBJECT: NGM REMOVAL COMMENT
IF YOU HAVE ANY QUESTIONS...PLEASE CONTACT: DOUGLAS HILDERBRAND NATIONAL WEATHER SERVICE OFFICE OF SCIENCE AND TECHNOLOGY PHONE: 301-713-3557 EXT. 179 E-MAIL: DOUGLAS.HILDERBRAND@xxxxxxxxNWS PUBLIC INFORMATION STATEMENTS ARE ONLINE AT /USE LOWER CASE/:
HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM
$$
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