-------- Original Message --------
268
NOUS41 KWBC 051457
PNSWSH
TECHNICAL IMPLEMENTATION NOTICE 06-24...AMENDED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
955 AM EST MON FEB 5 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...NWS EMPLOYEES
FROM: PAUL HIRSCHBERG
CHIEF...SCIENCE PLANS BRANCH
OFFICE OF SCIENCE AND TECHNOLOGY /OST/
SUBJECT: AMENDED: ADDITION OF REAL TIME MESOSCALE ANALYSIS
GRIDS: EFFECTIVE FEBRUARY 20 2007
REFER TO: TECHNICAL IMPLEMENTATION NOTICE /TIN/ 06-24
TRANSMITTED ON MAY 2 2006 AND AMENDED TIN 06-24
TRANSMITTED ON AUGUST 21 2006
AMENDED TO CHANGE EFFECTIVE DATE FROM OCTOBER 17 2006 TO FEBRUARY
20 2007 FOR THE GOES EFFECTIVE CLOUD AMOUNT /ECA/ PRODUCT.
TEXT OF THE PREVIOUS AMENDED NOTICE /CONCERNING ONLY THE RTMA
GOES EFFECTIVE CLOUD AMOUNT PRODUCT/...WITH REVISED DATES...IS
GIVEN BELOW:
EFFECTIVE ON TUESDAY FEBRUARY 20 2007...BEGINNING AT 1500
COORDINATED UNIVERSAL TIME /UTC/...NESDIS-PRODUCED RTMA GOES
EFFECTIVE CLOUD AMOUNT PRODUCTS WILL BEGIN DISSEMINATION VIA
NOAAPORT AND THE NATIONAL DIGITAL GUIDANCE DATABASE /NDGD/.
UNCERTAINTY GRIDS WILL NOT BE PROVIDED FOR THIS RTMA PRODUCT.
AS THE NAME SUGGESTS THE RTMA GRIDS ARE INTENDED FOR DISTRIBUTION
IN NEAR REAL TIME. THUS NCEP AND NESDIS EXPLOIT ALL READILY
AVAILABLE SATELLITE...RADAR...RAIN GAGE...ASOS... MESONET...AND
OTHER SENSOR DATA IN THE GENERATION OF THESE GRIDS. THE SENSOR
DATA ARE INTERPOLATED TO A 5 KM RESOLUTION CONUS GRID AND ENCODED
IN GRIB2.
NESDIS WILL GENERATE THE ECA PRODUCT EACH HOUR. EACH HOURLY GRID
SET WILL HAVE A VALID TIME CORRESPONDING TO AN EVEN HOUR /I.E.
0000...0100...0200...THRU 2300/. ALL RTMA GRIDS WILL BE
DISSEMINATED VIA NOAAPORT AND AVAILABLE ON NDGD AT APPROXIMATELY
45 MINUTES AFTER THE VALID TIME HOUR.
THE HOURLY DATA VOLUME FOR THIS PRODUCT WILL BE APPROXIMATELY 5
MEGABYTES /MB/.
THE GRID LISTED IN TABLE 1 WILL BE CARRIED ON NOAAPORT AND NDGD.
TABLE 1: NOAAPORT AND NDGD RTMA GRIDS
WMO HEADING RTMA PARAMETERS
LAMA98 KNES GOES EFFECTIVE CLOUD AMOUNT /NO UNCERTAINTY GRID/
ADDITIONAL ECA INFORMATION IS AVAILABLE ONLINE AT /USE LOWER CASE
LETTERS EXCEPT FOR /PDD/RTMAPDD1/:
HTTP://PRODUCTS.WEATHER.GOV/PDD/RTMAPDD1.PDF
NCEP AND NESDIS WILL CONTINUE TO DEVELOP AND REFINE THE RTMA
PRODUCTS. USERS ARE ENCOURAGED TO PROVIDE FEEDBACK ON THE
EXPERIMENTAL RTMA PRODUCTS USING THE BRIEF SURVEY AND COMMENT
FORM AVAILABLE ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RTMA
THE NDGD GRIDS WILL BE AVAILABLE IN NDGD ON THE NWS FTP SERVER
IN SUBDIRECTORIES OF /USE LOWER CASE LETTERS EXCEPT FOR
SL...ST...DF... DC...GT...AND AR/:
FTP://TGFTP.NWS.NOAA.GOV/SL.US008001/ST.EXPR/DF.GR2/DC.NDGD/GT.RT
MA/AR.CONUS
THE EFFECTIVE DATE OF THIS CHANGE IS SOONER THAN SPECIFIED BY NWS
POLICY. THE SHORTER ADVANCE LEAD TIME WAS CAUSED BY THE NECESSITY
TO CONDUCT DEVELOPMENT TESTING AND EVALUATION FOR PRODUCT
IMPROVEMENTS TO BETTER SERVE THE USERS. THE SHORTER LEAD TIME WAS
APPROVED BECAUSE IT IS EXPECTED THAT USERS WILL NOT HAVE TO MAKE
MAJOR ADJUSTMENTS TO ACCOMMODATE THESE CHANGES.
IF YOU HAVE ANY QUESTIONS CONCERNING THE ECA PRODUCT OR OTHER
RTMA PRODUCTS...THEN PLEASE CONTACT:
FOR THE ECA PRODUCT:
JOHN PAQUETTE
NESDIS
CAMP SPRINGS MD
PHONE: 301-763-8051 EXT. 110
EMAIL: JOHN.PAQUETTE@xxxxxxxx
OR
CURTIS HOLLAND
NESDIS
CAMP SPRINGS MD
PHONE: 301-763-8142 EXT. 133
EMAIL: CURTIS.HOLLAND@xxxxxxxx
FOR THE OTHER RTMA PRODUCTS:
GEOFFREY MANIKEN
NCEP
CAMP SPRINGS MD
PHONE: 301-763-8000 EXT. 7263
EMAIL: GEOFFREY.MANIKEN@xxxxxxxx
OR
MANUEL PONDECA
NCEP
CAMP SPRINGS MD
PHONE: 301-763-8000 EXT. 7734
EMAIL: MANUEL.PONDECA@xxxxxxxx
THIS AND OTHER NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE
ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM
$$
--
Linda Miller - lmiller@xxxxxxxxxxxxxxxx
Community Services, Unidata
University Corporation for Atmospheric Research
P.O. Box 3000
Boulder, CO 80307-3000
303-497-8646 fax: 303-497-8690
==============================================================================
To unsubscribe nws-changes, visit:
http://www.unidata.ucar.edu/mailing-list-delete-form.html
==============================================================================