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906 NOUS41 KWBC 281920 PNSWSH PUBLIC INFO. STATEMENT...TECHNICAL IMPLEMENTATION NOTICE 02-31 NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 220 PM EST MON OCT 28 2002 TO: FAMILY SERVICE /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...AND NWS EMPLOYEES FROM: ESTHER ATKINS CHIEF...INTEGRATED OPERATIONS BRANCH SUBJECT: NATIONAL WEATHER SERVICE EXPERIMENTAL NATIONAL DIGITAL FORECAST DATABASE...EFFECTIVE DECEMBER 2 2002 AN EXPERIMENTAL VERSION OF THE NATIONAL WEATHER SERVICE /NWS/ NATIONAL DIGITAL DATABASE /NDFD/ WILL BE AVAILABLE BEGINNING DECEMBER 2 2002. THIS EXPERIMENTAL VERSION OF THE NDFD IS BEING MADE AVAILABLE TO 1) ALLOW HIGH VOLUME USERS TO GET A FEEL FOR THE SPECIFICS OF THE DATABASE /FTP LOCATION...FORMAT...GEOGRAPHIC SECTORS...WEATHER FORECAST ELEMENTS...ETC./ AND 2) TO RECEIVE FEEDBACK FROM THOSE USERS ON POTENTIAL REFINEMENTS TO THE NDFD. BE CAUTIONED THAT THE NDFD IS PRESENTLY EXPERIMENTAL AND IS NOT INTENDED FOR REDISTRIBUTION OR OPERATIONAL USE AT THIS TIME. WHEN THE NDFD BECOMES OPERATIONAL...IT WILL ALLOW THE NWS TO PROVIDE NEAR-REAL TIME...COORDINATED FORECASTS THAT ARE WIDELY ACCESSIBLE IN A GRIDDED FORMAT. THIS GRIDDED FORMAT /VERSION 2 GRIB/ CAN BE READILY DECODED FOR THOSE THAT WISH TO CREATE DERIVED PRODUCTS FROM THE FORECAST PARAMETERS/VALUES CONTAINED WITHIN THE NDFD. INITIALLY...THE EXPERIMENTAL NDFD WILL MAKE AVAILABLE DATA FOR TWO SECTORS WITHIN THE CONTERMINOUS UNITED STATES AT A SPATIAL RESOLUTION OF 5 KILOMETERS. DATA FROM ADDITIONAL SECTORS WILL BE ADDED TO THE NDFD PERIODICALLY UNTIL THE DATABASE IS FULLY POPULATED. FILES WILL CONTAIN FORECASTS FOR DAYTIME MAXIMUM TEMPERATURE...NIGHTTIME MINIMUM TEMPERATURE...PROBABILITY OF PRECIPITATION /POP12/...SURFACE TEMPERATURE...DEW POINT TEMPERATURE...SKY COVER...WIND DIRECTION...AND WIND SPEED...OUT TO 7 DAYS. UPDATES TO THE NDFD WILL BE MADE AVAILABLE AT THE TOP OF EACH HOUR. FORECAST GRIDS FOR THE NEXT DAY 7 WILL BE INTRODUCED DAILY AT 1800 UTC. FILES FOR THE MID-ATLANTIC SECTOR WILL CONTAIN FORECAST MOSAICS OVER THE COUNTY WARNING AREAS OF THE FOLLOWING 6 NWS WEATHER FORECAST OFFICES IN THE EASTERN UNITED STATES... FFC - ATLANTA GEORGIA GSP - GREENVILLE/SPARTANBURG SOUTH CAROLINA JKL - JACKSON KENTUCKY MRX - KNOXVILLE/TRI CITIES TENNESSEE RLX - CHARLESTON WEST VIRGINIA RNK - BLACKSBURG VIRGINIA FILES FOR THE CENTRAL PLAINS SECTOR WILL CONTAIN FORECAST MOSAICS OVER THE COUNTY WARNING AREAS OF THE FOLLOWING 7 NWS WEATHER FORECAST OFFICES IN THE CENTRAL UNITED STATES... EAX - KANSAS CITY MISSOURI ICT - WICHITA KANSAS OAX - OMAHA NEBRASKA OUN - OKLAHOMA CITY/NORMAN OKLAHOMA SGF - SPRINGFIELD MISSOURI TOP - TOPEKA KANSAS TSA - TULSA OKLAHOMA MORE SPECIFIC INFORMATION ON THE CONTENT OF THESE FILES AND FTP INSTRUCTIONS CAN BE OBTAINED AT THE URL LISTED BELOW /USE LOWER CASE LETTERS/: HTTP://WWW.NWS.NOAA.GOV/DATAMGMT/DOC/NDFDINDEX.HTML A CUSTOMER FEEDBACK SURVEY FORM FOR THE NDFD CAN BE FOUND ON THE OFFICE OF SERVICES NATIONAL CATALOGUE OF NWS PRODUCTS WEB PAGE... ACCESSIBLE VIA THE URL ABOVE. UNTIL THE FORM IS MADE INTERACTIVE ...RESPONSES SHOULD BE E-MAILED TO: NWSPRODUCTS@xxxxxxxx IF YOU HAVE QUESTIONS REGARDING THIS NOTICE...PLEASE CONTACT: ESTHER ATKINS CHIEF - INTEGRATED OPERATIONS BRANCH NWS HEADQUARTERS OFFICE OF CLIMATE...WATER...AND WEATHER SERVICES EMAIL: ESTHER.ATKINS@xxxxxxxx IF YOU HAVE TECHNICAL QUESTIONS REGARDING THE NDFD DATA...PLEASE CONTACT: DAVID RUTH CHIEF - MESOSCALE PREDICTION BRANCH NWS HEADQUARTERS OFFICE OF SCIENCE AND TECHNOLOGY EMAIL: DAVID.RUTH@xxxxxxxx THIS INFORMATION IS ALSO POSTED ON THE NWS DATA MANAGEMENT CHANGE NOTICES WEB PAGE AT THE URL LISTED BELOW /USE LOWER CASE LETTERS/: HTTP://WWW.NWS.NOAA.GOV/DATAMGMT/NOTICES.SHTML THIS AND ALL OTHER NWS TECHNICAL IMPLEMENTATION NOTICES ARE POSTED ON /USE LOWER CASE LETTERS/: HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM END $$ ---------- End Forwarded Message ----------
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