This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
Harry, Just looking at the NOUS42 KWNO today as the fire assesment and backup schedule, I do not know when NCEP will be producing them. I do not see the 104 updated since Monday on the ftp server: ftp://140.90.6.103/ncepc/eta/ Though the alaska seems to be updated... I have attatched the admin notice below. Steve CHiswell Unidata User Support On Thu, 30 Sep 1999, Harry Edmon wrote: > Do we know when the eta grids will reappear on the NMC2 feed? > > > -- > Dr. Harry Edmon E-MAIL: address@hidden > (206) 543-0547 FAX: (206) 543-0308 > Dept of Atmospheric Sciences > University of Washington, Box 351640, Seattle, WA 98195-1640 > 149 NOUS42 KWNO 301832 SPECIAL NCEP DISCUSSION CENTRAL OPERATIONS/NCEP/NWS/WASHINGTON DC 1830 UTC THU SEP 30 1999 301830Z...ALL FIELD PERSONNEL...BELOW IS THE LATEST INFORMATION AVAILABLE ON THE OUTAGE OF THE CRAY C-90 SUPERCOMPUTER AT SUITLAND/ MD. THIS INFORMATION WAS SENT TO YOUR REGIONAL DIRECTORS LAST EVENING AND THEY WERE BRIEFED THIS MORNING. THE EXACT SCHEDULE FOR THE BACKUP MODEL SUITE IS STILL BEING EVALUATED BY NCEP AND OSO. AS OF 00Z THE MODEL SUITE ACCOMPANYING THIS MESSAGE WILL GO INTO EFFECT. ADDITIONAL OPTIONS REGARDING MODEL RUNS AND BACKUP POSSIBILITIES FROM OTHER ORGANIZATIONS CONTINUE TO BE INVESTIGATED. I WILL KEEP YOU POSTED AS THE MODEL SUITE IS MODIFIED. WE ALSO PLAN TO POST UPDATED INFORMATION ON THE INTERNET BOTH ON THE NCEP AND OSO HOME PAGES. THE NCEP HOME PAGE ADDRESS IS: HTTP://WWW.NCEP.NOAA.GOV/ . THE OSO HOME PAGE IS: HTTP://WWW.NWS.NOAA.GOV/OSO/NOTICES/NOTICES.SHTML . /INTERNET ADDRESSES ALL LOWER CASE/ WE APPRECIATE YOUR PATIENCE DURING THIS CRITICAL PERIOD. LOUIS W. UCCELLINI/DIRECTOR/NCEP ....................................................................... FACT SHEET ON NATIONAL WEATHER SERVICES CRAY C90 SUPERCOMPUTER FIRE AT SUITLAND CAMPUS - ON MONDAY 9/27/99 AT 4:00 P.M. A FIRE OCCURRED INSIDE THE CRAY C90 SUPERCOMPUTER IN FEDERAL OFFICE BUILDING 4 IN SUITLAND MD. THE CRAY C90 IS THE CENTRAL NOAA NATIONAL WEATHER SERVICE /NWS/ COMPUTER THAT GENERATES NUMERICAL WEATHER FORECAST MODELS FOR THE NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION /NCEP/ IN CAMP SPRINGS MD. -THE PRINCE GEORGES COUNTY FIRE DEPARTMENT RESPONDED AND EXTINGUISHED THE FIRE BY USING DRY CHEMICALS. TWO OF THE POWER SUPPLY UNITS INSIDE OF THE CRAY C90 WERE DAMAGED. THE DRY CHEMICALS USED BY THE FIRE DEPARTMENT CONTAMINATED OTHER COMPONENTS IN THE COMPUTER AS WELL. -AFTER AN ASSESSMENT OF THE CRAY C90 COMPUTER...SILICON GRAPHICS INCORPORATED...THE COMPUTER CONTRACTOR...HAS DETERMINED THAT THE COMPUTER HAS BEEN SIGNIFICANTLY DAMAGED. SILICON GRAPHICS DOES NOT BELIEVE THE COMPUTER CAN BE REPAIRED. THE CRAY C90 IS INOPERATIVE. -NCEP CONTINUES TO INVESTIGATE OPTIONS FOR RESTORING CRAY C90 SERVICE. IN COLLABORATION WITH NOAAS HIGH PERFORMANCE COMPUTING CENTER /HPCC/ NCEP IS GETTTING A SECOND OPINION THROUGH AN EXPERT AT NIST ON THE EXTENT OF DAMAGE CAUSED BY THE FIRE. -ALL CRITICAL OPERATIONS AT NCEP CONTINUE TO BE SUPPORTED. THE NWS FORECASTERS CONTINUE TO PERFORM THEIR DUTIES UTILIZING NUMERICAL MODELS RUN ON OTHER NWS COMPUTERS AND ACCESSED FROM OTHER NATIONAL CENTERS. NCEP HAS IMPLEMENTED PRE ARRANGED BACKUP SUPPORT PROCEDURES USING AIR FORCE NAVY AND FSL FORECAST PRODUCTS. -SOME MODELS WHICH USUALLY RUN FOUR TIMES DAILY ARE NOW RUNNING TWICE DAILY AND ONE MODEL THAT IS USUALLY RUN HOURLY IS BEING RUN EVERY THREE HOURS/ WITH HOURLY RUNS TO BE RESUMED BY FRIDAY 10/1/99. WE ARE ABLE TO MAKE DUE WITH THESE RUNS IN ADDITION TO USING THE OTHER MODEL INFORMATION AVAILABLE FROM OTHER NATIONAL CENTERS. -THE NWS HAS TAKEN ALL STEPS NECESSARY TO MINIMIZE POTENTIAL IMPACTS TO NWS FORECASTERS AND THOSE OUTSIDE OF THE NWS WHO RELY ON OUR PRODUCTS. .................................................................... NCEP MODEL SUITE BACKUP SUMMARY - 9/30/99 MODELNORMAL OPERATIONSBACKUPREMARKS RUCHOURLY3 HOURLYFSL HOURLY 10/1/99 ETA32 KM 4 PER DAY80 KM 2 PERNO ETA DAY/ 00Z & DATA 12ZASSIMILIATION 36 KM MM5AIR FORCE 2 PER DAYCONUS - 06Z & 18ZEVALUATING ALASKA NGM/MOS80 KM 2 PER DAYNO CHANGENO REGIONAL DATA ASSIMILATION SYSTEM AVN4 PER DAY2 PER DAY GLOBAL4 PER DAY2 PER DAY ANALYSIS /FNL/ MRF GLOBAL16 DAY FORECAST/7 DAY FORECAST/ 1 PER DAY1 PER DAY MRF ENSEMBLE17-MEMBER/1 PER DAYTOTAL NAVYECMWF CANADIANRESTRICTED TO ECMWF ENSEMBLENCEP USE ONLY PACKAGES HURRICANE5 STORMS PER 12-HOUR1 STORM PERNWS PRODUCT 12-HOURDOUBLE-NESTED 2 STORMS PERNAVY PRODUCT 12-HOURTRIPLE-NESTED WAVE MODEL2 PER DAYNO CHANGE VAFTADRUN ON DEMANDNO CHANGE CLIMATE MODEL18-MEMBER ENSEMBLEENSO NO CLIMATE TWICE PER MONTHEXPERIMENTALDATA MODEL ONCEASSIMILATION PER MONTHSYSTEM REGIONAL 48-HOURS/2 PER DAYNO CHANGE STOUDT/SDM/NCO/NCEP