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478
NOUS42 KWNO 171641
SPECIAL NCEP DISCUSSION
CENTRAL OPERATIONS/NCEP/NWS/WASHINGTON DC
1640 UTC WEDNESDAY MARCH 17 1999
171640Z...***** UNSCHEDULED CRAY DOWN TIME *****
ALL THREE CRAY COMPUTERS AT NCEP WILL BE TAKEN DOWN TOMORROW
/THURSDAY/ FOR TWO TO FOUR HOURS BEGINNING AT 1930Z IN ORDER
TO REPLACE THE SPRINKLING SYSTEM IN THE CRAY ROOMS. THE
FOLLOWING IMPACT IS EXPECTED...THE 12Z OPERATIONAL MODEL OUTPUT
SHOULD BE AVAILABLE BY THEN. THE 18Z ETA WILL BE SCRUBBED.
THE 18Z AVN WILL BE DELAYED. THE 19Z AND 20Z RUCS WILL BE
SCRUBBED. THE 12Z AND 18Z GDAS WILL BE DELAYED. IT IS
RECOMMENDED TO SEND OUT PRODUCTS EARLY THAT ARE NORMALLY SENT
OUT BETWEEN 19Z AND 22Z. WE APPRECIATE YOUR PATIENCE AND
REGRET INCONVENIENCE THIS IS LIKELY TO CAUSE.
STOUDT/SDM/NCO/NCEP
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