009
NOUS1 KRWA 301358
WMSC NOUS1
CIRNOT NR 027/02
ALL WMSCR USERS - THE FLWG IS AN EXCERPT OF A MSG RECD FROM THE
NWS CONCERNING A BACKUP OF THE NWS AWIPS NCF SYSTEM. THE AWIPS
IS THE NETWORK THAT THE AVIATION WEATHER CENTER, THE STORM
PREDICTION CENTER, AND ALL NWS FORECAST OFFICES ARE CONNECTED TO.
THE ALASKA AVIATION WEATHER UNIT IS ALSO CONNECTED TO AWIPS.
BEGIN NWS MSG:
THERE WILL BE AN OPERATIONAL TEST OF THE AWIPS NETWORK
CONTROL FACILITY /NCF/ BACKUP CAPABILITY. OPERATIONS WILL
BE SWITCHED FROM THE PRIMARY AWIPS NCF /ANCF/ AT SILVER
SPRING... MD TO THE BACKUP NCF /BNCF/ AT FAIRMONT... WV. TWO
TESTS ON SUCCESSIVE EVENINGS ARE PLANNED WITH A POSSIBLE
THIRD IF NEEDED. THE FIRST TEST IS SCHEDULED FOR WEDNESDAY...
04 SEPTEMBER 2215 UTC TO THURSDAY... SEPTEMBER 0615 UTC. THE
SECOND TEST IS SCHEDULED FOR THURSDAY... 05 SEPTEMBER 2215 UTC
TO FRIDAY 06 SEPTEMBER 0615 UTC. IF NEEDED A THIRD TEST WILL
BE DONE ON FRIDAY EVENING... 06 SEPTEMBER FOR THE SAME TIME
PERIOD. TESTS WILL NOT BE DONE ON CRITICAL WEATHER DAYS OR
IF THERE ARE OTHER SIGNIFICANT OPERATIONAL ISSUES
WARRANTING POSTPONEMENT.
ALL ANCF MESSAGE DISTRIBUTION WILL BE REPOINTED TO THE BNCF.
THE SWITCH TO THE BNCF WILL BEGIN AT 2215 UTC AND WILL TAKE
ABOUT 20 MINUTES. DATA WILL QUEUE WHILE THE SWITCH IS IN
PROGRESS AND WILL BE SENT ONCE THE SWITCH IS COMPLETE. THIS
WILL AFFECT DATA ORIGINATING AT NWS FIELD OFFICES AND
NATIONAL CENTERS ON THE AWIPS NETWORK INCLUDING RADAR
DATA.
ONCE ACTIVATED... THE BNCF WILL HANDLE ALL OPERATIONAL
FUNCTIONS OF THE AWIPS NETWORK CONTROL FACILITY UNTIL
OPERATIONS ARE SWITCHED BACK TO THE ANCF AT 0615 UTC.
THIS INFORMATION IS ALSO POSTED ON THE NWS DATA
MANAGEMENT CHANGE NOTICES WEB PAGE THE URL IS LISTED
BELOW
HTTP/COLON///WWW.NWS.NOAA.GOV/DATAMGMT/NOTICES.SHTML
END OF MSG FROM NWS.
ATL WMSCR CKT CONTROL 301355Z
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