20040714: ASOS

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NOUS41 KWBC 141641
PNSWSH

TECHNICAL IMPLEMENTATION NOTICE 04-39
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1230 AM EDT WED JULY 14 2004

TO:        FAMILY OF SERVICES /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...NWS EMPLOYEES

FROM:      JOSEPH FACUNDO
          CHIEF...OBSERVING SYSTEMS BRANCH
          OFFICE OF OPERATIONAL SYSTEMS

SUBJECT:   AUTOMATED SURFACE OBSERVING SYSTEM /ASOS/
          COMMUNICATIONS TRANSFER FROM NATIONAL WEATHER
          SERVICE TO FEDERAL AVIATION ADMINISTRATION /FAA/
          EFFECTIVE JULY 14 2004

NOTE: THE FOLLOWING CHANGES HAVE NO IMPACT ON NOAA WEATHER WIRE
SERVICE SUBSCRIBERS.

THIS IS THE LATEST MESSAGE IN A SERIES ON THIS TRANSITION.  THE
LAST TECHNICAL IMPLEMENTATION NOTICE /TIN/ WAS TIN 4-27
TRANSMITTED ON JUNE 16 2004.

THIS MESSAGE IS TO INFORM YOU OF THE EFFECTIVE DATE THE NATIONAL
WEATHER SERVICE /NWS/ ADVANCED WEATHER INTERACTIVE PROCESSING
SYSTEM /AWIPS/ TRANSMISSION PATH HAS BEEN DISCONNECTED AT THE
NEXT AUTOMATED SURFACE OBSERVING SYSTEM /ASOS/ LOCATIONS.
ADDITIONAL MESSAGES WILL BE ISSUED IMMEDIATELY WHEN THE AWIPS
TRANSMISSION PATH HAS BEEN DISCONNECTED AT SUCCEEDING LOCATIONS.

THE LONG-LINE TRANSMISSION OF OBSERVATIONS FROM 40 FEDERAL
AVIATION ADMINISTRATION /FAA/ SERVICE LEVEL A AND B ASOS
LOCATIONS...AND FROM 37 FAA SERVICE LEVEL A...B...BUT MOSTLY C
AND D ASOS LOCATIONS...IS CURRENTLY IN TRANSITION FROM THE NWS
AWIPS NETWORK COMMUNICATIONS PATHWAY TO THE FAA AUTOMATED WEATHER
OBSERVING SYSTEM /AWOS/ ASOS DATA ACQUISITION SYSTEM /ADAS/
NETWORK COMMUNICATIONS PATHWAY. TRANSITION OF THESE
ASOSS...SCHEDULED THROUGH 2005...IS BEING DONE TO SUPPORT
TRANSITION OF COMMUNICATIONS TRANSMISSION PATHWAY RESPONSIBILITY
FROM NWS TO FAA. IN ADDITION...THE TRANSITION OF THE 40 FAA
SERVICE LEVEL A AND B LOCATIONS IS BEING DONE TO SUPPORT FAA
INTEGRATED WEATHER INFORMATION SYSTEM /ITWS/ ACQUISITION OF ASOS
ONE MINUTE OBSERVATIONS.



THIS TRANSITION INVOLVES CONNECTION OF THESE ASOSS FROM THE NWS
AWIPS TRANSMISSION PATH TO THE FAA ADAS TRANSMISSION PATH
FOLLOWED BY DISCONNECTION TO THE NWS AWIPS TRANSMISSION PATH.
WHEN THE LATTER OCCURS...DATA FROM THESE ASOS LOCATIONS WILL BE
TRANSMITTED LONG-LINE ONLY THROUGH THE FAA ADAS NETWORK
COMMUNICATIONS TRANSMISSION PATH.

EFFECTIVE WEDNESDAY JULY 14 2004... THE FOLLOWING TWO ASOS
LOCATIONS TRANSITIONED NETWORK COMMUNICATION PATHWAYS FROM NWS
AWIPS TO FAA ADAS:

                             NWS AWIPS
    SID    LOCATION         STATE  ENDS

    KCMH   COLUMBUS         OH     7/14/04
    KILN   WILMINGTON       OH     7/14/04


WHEN THE NWS AWIPS TRANSMISSION PATH CONNECTION ENDS AT EACH
LOCATION... ALL DATA FOR THESE LOCATIONS WILL BE TRANSMITTED
LONG-LINE FROM FAA TO NWS AND DISSEMINATED UNDER THE NEW WORLD
METEOROLOGICAL ORGANIZATION /WMO/ HEADINGS/COLLECTIVES AND WILL
NO LONGER BE AVAILABLE UNDER THE FORMER WMO HEADINGS/COLLECTIVES.
THIS CHANGE WILL AFFECT ASOS AVIATION ROUTINE WEATHER REPORTS
/METAR/...AVIATION SELECTED SPECIAL WEATHER REPORTS
/SPECI/...STANDARD HYDRO METEOROLOGICAL EXCHANGE FORMAT /SHEF/
PRECIPITATION CRITERIA...SHEF HOURLY ACCUMULATION MESSAGES...
DAILY SUMMARY MESSAGES /DSM/ AND MONTHLY SUMMARY MESSAGES /MSM/.

THE FOLLOWING WMO BULLETIN HEADING/COLLECTIVE CHANGES WILL OCCUR
FOR THESE LOCATIONS:

    METAR MESSAGES

ASOS      WMO HEADING    WMO COLLECTIVE      WMO COLLECTIVE
SID            OLD            OLD                NEW

KCMH      SAUS41 KILN    SAUS80 KWBC         SAUS70 KWBC
KILN      SAUS41 KILN    SAUS80 KWBC         SAUS70 KWBC


    SPECI MESSAGES

ASOS      WMO HEADING    WMO COLLECTIVE      WMO COLLECTIVE
SID            OLD            OLD                NEW

KCMH      SPUS41 KILN    SPUS80 KWBC         SPUS70 KWBC
KILN      SPUS41 KILN    SPUS80 KWBC         SPUS70 KWBC


    ASOS SHEF PRECIPITATION CRITERIA MESSAGE

ASOS      WMO HEADING    WMO HEADING    FAA HUB


SID            OLD            NEW

KCMH      SRUS61 KILN    SRUS27 KZID    INDIANAPOLIS
KILN      SRUS61 KILN    SRUS27 KZID    INDIANAPOLIS


    ASOS SHEF HOURLY ROUTINE MESSAGE

ASOS      WMO HEADING    WMO HEADING    FAA HUB
SID            OLD            NEW

KCMH      SRUS71 KILN    SRUS27 KZID    INDIANAPOLIS
KILN      SRUS71 KILN    SRUS27 KZID    INDIANAPOLIS


    ASOS DAILY SUMMARY MESSAGE

ASOS      WMO HEADING    WMO HEADING    FAA HUB
SID            OLD            NEW

KCMH      CXUS41 KILN    CDUS27 KZID    INDIANAPOLIS
KILN      CXUS41 KILN    CDUS27 KZID    INDIANAPOLIS


    ASOS MONTHLY SUMMARY MESSAGE

ASOS      WMO HEADING    WMO HEADING    FAA HUB
SID            OLD            NEW

KCMH      CSUS41 KILN    CSUS27 KZID    INDIANAPOLIS
KILN      CSUS41 KILN    CSUS27 KZID    INDIANAPOLIS

WE URGE ALL USERS WITH AUTOMATIC DECODERS TO REPROGRAM THEIR
SYSTEMS NOW TO RECOGNIZE THE NEW BULLETIN HEADINGS FOR THESE ASOS
OBSERVATIONS.

PLEASE BE ADVISED THAT DELIVERY OF THESE REPORTS AND MESSAGES TO
NWS CUSTOMERS MAY BE DELAYED APPROXIMATELY 5 MINUTES DUE TO
INCREASED COMMUNICATIONS HANDLING BETWEEN FAA AND NWS.

IF YOU HAVE ANY QUESTIONS ABOUT THESE CHANGES... PLEASE CONTACT:

DAVE MANNARANO
OFFICE OF OPERATIONAL SYSTEMS
W/OPS22
SILVER SPRING MD 20910
PHONE: 301-713-2093 EXT. 103
E-MAIL: DAVID.MANNARANO@xxxxxxxx

OR

ANTHONY ROBINSON
OFFICE OF CLIMATE WATER AND WEATHER SERVICES
W/OS12
SILVER SPRING MD 20910
PHONE: 301-713-1373 EXT. 165
E-MAIL: ANTHONY.ROBINSON@xxxxxxxx


THIS AND OTHER NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE
ONLINE AT /USE LOWER CASE LETTERS/:

    HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM

$$
NNNN


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