-------- Original Message --------
705
NOUS41 KWBC 181640
PNSWSH
PUBLIC INFORMATION NOTICE
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1240 PM EDT THU MAR 18 2010
TO: NATIONAL WEATHER SERVICE /NWS/ OFFICES
FAMILY OF SERVICES /FOS/ SUBSCRIBERS
FEDERAL AVIATION ADMINISTRATION /FAA/ OFFICES
OTHER NWS AVIATION CUSTOMERS AND PARTNERS
FROM: CYNTHIA ABELMAN
CHIEF...AVIATION SERVICES BRANCH
SUBJECT: WAFS/ICAO/INTERNATIONAL EXCHANGE/FOS GRIDS AVAILABLE
IN GRIB2 FORMAT EFFECTIVE MARCH 2010.
WAFS/ICAO/INTERNATIONAL EXCHANGE/FOS GRIDS CURRENTLY AVAILABLE
IN GRIB1 FORMAT BECOME AVAILABLE IN GRIB2 FORMAT EFFECTIVE MARCH
2010. WAFS USERS AND VISUALIZATION PROVIDERS WILL BE ABLE TO
ACCESS GRIB2 UPPER AIR DATA FOR USE IN FLIGHT PLANNING.
GRIB2 WILL BE PROVIDED IN PARALLEL WITH EXISTING GRIB1 THROUGH
2013...DURING WHICH TIME USERS WILL BE EXPECTED TO MIGRATE TO
THE NEW CODE FORMAT. GRIB2 DATA WILL BE COMPRESSED GLOBAL
GRIDDED FIELDS...AT 3-HOURLY TIME STEPS (T+6 TO 36)...AND
1.25 BY 1.25 REGULAR /UNTHINNED/ GRID. USERS WILL NEED
APPROPRIATE DECOMPRESSION AND GRIB2 DECODING UTILITIES.
FOR A COMPLETE LIST OF WMO PRODUCT HEADERS FOR THE WAFS GRIB2
DATASET...GO TO /USE LOWERCASE/:
HTTP://WWW.NCO.NCEP.NOAA.GOV/PMB/CODES/WAFS_WMO_HEADERS/
THE WAFS/ICAO/INTERNATIONAL EXCHANGE/FOS GRIDS WILL BE AVAILABLE
IN GRIB2 FORMAT FROM THE WAFS INTERNET FILE SYSTEM /WIFS/. ONLY
AUTHORIZED USERS WILL BE ALLOWED TO ACCESS THE DATA. TO
REGISTER PLEASE SEND THE FOLLOWING INFORMATION TO
WIFS.REG@xxxxxxxx:
1. FOUR LETTER ICAO LOCATION INDICATOR
2. FULL NAME
3. EMAIL ADDRESS
4. WAFC PROVIDER (US OR UK)
5. CITY/COUNTRY
6. WAFS WORKSTATION IP ADDRESS (IF APPLICABLE)
THE WAFS/ICAO/INTERNATIONAL EXCHANGE/FOS GRIDS WILL CONTINUE TO
BE AVAILABLE IN GRIB1 FORMAT FROM THE FOLLOWING SYSTEMS:
1. INTERNATIONAL SATELLITE COMMUNICATIONS SYSTEM /ISCS/
2. NWS FTP SERVERS AT /USE LOWERCASE/:
HTTP://WWW.NCO.NCEP.NOAA.GOV/PMB/PRODUCTS/GFS/#00ZGRIB
3. THE WAFS INTERNET FILE SERVICE /WIFS/
IF YOU HAVE QUESTIONS REGARDING THIS PRODUCT...CONTACT:
MICHAEL.PAT.MURPHY@xxxxxxxx
NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE ONLINE AT
/USE LOWERCASE/:
HTTP://WWW.WEATHER.GOV/OS /NOTIF.HTM
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