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NATIONAL TECHNICAL IMPLEMENTATION MESSAGE 97-16
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
900 AM EDT FRI APR 11 1997
TO - NWS EMPLOYEES...FEDERAL AVIATION ADMINISTRATION /FAA/
CUSTOMERS...FAA EMPLOYEES...FAMILY OF SERVICES /FOS/
CUSTOMERS...OTHER NWS CUSTOMERS
FROM - THERESE Z. PIERCE...CHIEF...HYDROMETEOROLOGICAL SERVICES...
OFFICE OF METEOROLOGY
SUBJECT - REDUCTION IN SERVICES AND PRODUCTS FROM THE AVIATION
WEATHER CENTER...EFFECTIVE JUNE 1 1997
...DUE TO BUDGET CUTS AND PERSONNEL REDUCTIONS...THE AVIATION WEATHER
CENTER/S OPERATIONAL BRANCHES IN KANSAS CITY MISSOURI AND CAMP SPRINGS
MARYLAND WILL REDUCE CERTAIN SERVICES AND PRODUCTS ON JUNE 1 1997. ON
THAT DATE THE FOLLOWING ACTIONS WILL TAKE PLACE...
...THE CONVECTIVE SIGMETS WILL NOT BE ISSUED ON AN HOURLY BASIS
EFFECTIVE FROM 0400 UTC UNTIL 1200 UTC DAILY...
THE FOLLOWING HOURLY CONVECTIVE SIGMET PROGRAM WILL BE CHANGED TO AN
INTERNATIONAL SIGMET FORMAT ON JUNE 1 1997 DURING THE HOURS OF 0400 UTC
UNTIL 1200 UTC DAILY. IN THE INTERNATIONAL FORMAT...THE SIGMET IS
ISSUED VALID FOR A FOUR HOUR PERIOD. A BRIEF OUTLOOK STATEMENT WILL
BE PART OF THE SIGMET.
WMO HEADER AFOS HEADER
WSUS40 KMKC MKCWSTE
WSUS41 KMKC MKCWSTC
WSUS42 KMKC MKCWSTW
...TERMINATION OF THE 0045 UTC BOS AND MIA AREA FORECASTS...0145 UTC
CHI AND DFW AREA FORECASTS AND THE 0245 UTC SFO AND SLC AREA
FORECASTS...
THE FOLLOWING AREA FORECASTS WILL BE TERMINATED AFTER THE MAY 31 1997
ISSUANCES. ALL OTHER FA ISSUANCES WILL REMAIN THE SAME. AIRMETS AND
SIGMETS WILL STILL BE ISSUED DURING THE 2000 UTC UNTIL 0400 UTC PERIOD.
TIME/PRODUCT WMO HEADER AFOS HEADER
0045 UTC BOS FAUS6 KBOS MKCFA1W
0045 UTC MIA FAUS6 KMIA MKCFA2W
0145 UTC CHI FAUS6 KCHI MKCFA3W
0145 UTC DFW FAUS6 KDFW MKCFA4W
0245 UTC SLC FAUS6 KSLC MKCFA5W
0245 UTC SFO FAUS6 KSFO MKCFA6W
...TERMINATION OF THE LOW LEVEL SIGNIFICANT WEATHER CHARTS AND
ASSOCIATED AFOS GRAPHICS...
THE MANUAL LOW LEVEL SIGNIFICANT WEATHER PROG 12 AND 24 HOUR/ DIFAX
NUMBER D151 SCHEDULED FOR TRANSMISSION AT 0551 UTC WITH THE 12 HR PROG
VALID AT 1200 UTC AND THE 24 HOUR PROG VALID AT 0000 UTC...AND THE
MANUAL LOW LEVEL SIGNIFICANT WEATHER PROG 12 AND 24 HOUR/DIFAX NUMBER
D113 SCHEDULED FOR TRANSMISSION AT 1006 UTC WITH THE 12 HR PROG VALID
AT 1800 UTC AND THE 24 HOUR PROG VALID AT 0600 UTC/ WILL BE TERMINATED
AFTER THE MAY 31 1997 ISSUANCE.
THE ASSOCIATED AFOS CHARTS/AFOS IDENTIFIERS L2F/L4F/L2W AND L4W/ WILL
ALSO BE TERMINATED AFTER THE MAY 31 1997 ISSUANCE. THE TWO OTHER
MANUAL LOW LEVEL SIGNIFICANT WEATHER PROGS AND ASSOCIATED AFOS CHARTS
WILL NOT BE AFFECTED.
...TERMINATION OF BRIEFING SERVICES TO THE FAA AIR TRAFFIC CONTROL
SYSTEM COMMAND CENTER EARLY AM BRIEFING...
THE AVIATION OPERATIONS BRANCH IN KANSAS CITY WILL NOT BE ABLE TO
PARTICIPATE IN THE EARLY AM BRIEFING SERVICES PROVIDED TO THE FAA AIR
TRAFFIC CONTROL SYSTEM COMMAND CENTER DURING THE EARLY AM HOURS.
...TERMINATION OF BACKUP RESPONSIBILITY TO THE CENTER WEATHER SERVICE
UNIT PROGRAM...
THE AVIATION OPERATIONS BRANCH IN KANSAS CITY WILL NOT BE ABLE TO
PROVIDE A BACKUP SERVICE TO THE CENTER WEATHER SERVICE UNIT PROGRAM
DURING THE HOURS OF 0400 UTC UNTIL 1200 UTC.
IF YOU HAVE ANY CONCERNS RELATED TO THE TERMINATION AND REDUCTION OF
THESE PRODUCTS AND SERVICES...PLEASE CONTACT THE FOLLOWING
JAMES H. HENDERSON 1-816-426-5922 EXT 226
NWS/AVIATION WEATHER CENTER
DEPUTY DIRECTOR W/NP6X1
ROOM 1728 FEDERAL BUILDING 601 EAST 12TH STREET
KANSAS CITY MO 64106
END