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NOUS41 KWBC 191527
PNSWSH
PUBLIC INFO. STATEMENT...TECHNICAL IMPLEMENTATION NOTICE 03-29
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1130 AM EDT THU JUN 19 2003
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 OF AVIATION DATA AND FORECASTS...
NWS EMPLOYEES
FROM JOSEPH FACUNDO
CHIEF...OBSERVING SYSTEMS BRANCH
SUBJECT ASOS COMMUNICATIONS TRANSFER FROM NATIONAL WEATHER
SERVICE TO FEDERAL AVIATION ADMINISTRATION...
EFFECTIVE JUNE 18 2003
THE FOLLOWING CHANGES HAVE NO DIRECT IMPACT ON NOAA WEATHER WIRE
SERVICE SUBSCRIBERS.
THIS IS THE LATEST MESSAGE IN A SERIES ON THIS TRANSITION. THE
LAST MESSAGE ON THIS TOPIC WAS TECHNICAL IMPLEMENTATION NOTICE
/TIN/ 03-22...TRANSMITTED ON MAY 15 2003.
THE LONG-LINE TRANSMISSION OF OBSERVATIONS FROM 40 FEDERAL
AVIATION ADMINISTRATION /FAA/ SERVICE LEVEL A/B AUTOMATED SURFACE
OBSERVING SYSTEM /ASOS/ LOCATIONS IS CURRENTLY IN TRANSITION FROM
THE NATIONAL WEATHER SERVICE /NWS/ ADVANCED WEATHER INTERACTIVE
PROCESSING SYSTEM /AWIPS/ NETWORK COMMUNICATIONS PATHWAY TO THE
FAA AUTOMATED WEATHER OBSERVING SYSTEM /AWOS/-ASOS DATA
ACQUISITION SYSTEM /ADAS/ NETWORK COMMUNICATIONS PATHWAY.
TRANSITION OF THESE 40 SERVICE LEVEL A/B LOCATIONS...SCHEDULED
THROUGH 2004...IS BEING DONE TO SUPPORT THE FAA/S INTEGRATED
WEATHER INFORMATION SYSTEM /ITWS/ ACQUISITION OF ASOS ONE-MINUTE
OBSERVATIONS. THIS TRANSITION INVOLVES CONNECTION OF THESE
40 ASOSS FROM NWS AWIPS TRANSMISSION PATH TO THE FAA/S ADAS
TRANSMISSION PATH...FOLLOWED BY DISCONNECTION FROM THE NWS AWIPS
TRANSMISSION PATH. WHEN THE LATTER OCCURS...THE DATA FROM THESE
ASOS LOCATIONS WILL BE TRANSMITTED LONG-LINE ONLY THROUGH THE FAA
ADAS NETWORK COMMUNICATIONS TRANSMISSION PATH.
THIS MESSAGE IS TO INFORM YOU OF THE DATES WHEN THE NWS AWIPS
TRANSMISSION PATH WILL BE DISCONNECTED AT THE NEXT LOCATIONS.
ADDITIONAL MESSAGES WILL BE ISSUED WHEN AWIPS TRANSMISSION PATH
IS DISCONNECTED AT SUCCEEDING LOCATIONS.
NWS AWIPS
SID LOCATION STATE ENDS
KBWI BALTIMORE WASHINGTON MD 6/18/03
KIAD WASHINGTON DULLES VA 6/18/03
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 OLD WMO HEADINGS/COLLECTIVES.
THIS CHANGE WILL AFFECT THE ASOS METAR AND SPECI REPORTS...
STANDARD HYDROMETEOROLOGICAL EXCHANGE FORMAT /SHEF/ PRECIPITATION
CRITERIA AND HOURLY ACCUMULATION MESSAGES...THE DAILY SUMMARY
MESSAGE /DSM/...AND THE MONTHLY SUMMARY MESSAGE /MSM/.
THE FOLLOWING WMO BULLETIN HEADING/COLLECTIVE CHANGES OCCURRED
FOR THE LOCATIONS LISTED ABOVE...
METAR MESSAGES
ASOS WMO HEADING WMO COLLECTIVE WMO COLLECTIVE
SID OLD OLD NEW
KBWI SAUS41 KLWX SAUS80 KWBC SAUS70 KWBC
KIAD SAUS41 KLWX SAUS80 KWBC SAUS70 KWBC
SPECI MESSAGES
ASOS WMO HEADING WMO COLLECTIVE WMO COLLECTIVE
SID OLD OLD NEW
KBWI SPUS41 KLWX SPUS80 KWBC SPUS70 KWBC
KIAD SPUS41 KLWX SPUS80 KWBC SPUS70 KWBC
ASOS SHEF PRECIPITATION CRITERIA MESSAGE
ASOS WMO HEADING WMO HEADING FAA HUB
SID OLD NEW
KBWI SRUS61 KLWX SRUS27 KZDC WASHINGTON DC
KIAD SRUS61 KLWX SRUS27 KZDC WASHINGTON DC
ASOS SHEF HOURLY ROUTINE MESSAGE
ASOS WMO HEADING WMO HEADING FAA HUB
SID OLD NEW
KBWI SRUS71 KLWX SRUS27 KZDC WASHINGTON DC
KIAD SRUS71 KLWX SRUS27 KZDC WASHINGTON DC
ASOS DAILY SUMMARY MESSAGE
ASOS WMO HEADING WMO HEADING FAA HUB
SID OLD NEW
KBWI CXUS41 KLWX CDUS27 KZDC WASHINGTON DC
KIAD CXUS41 KLWX CDUS27 KZDC WASHINGTON DC
ASOS MONTHLY SUMMARY MESSAGE
ASOS WMO HEADING WMO HEADING FAA HUB
SID OLD NEW
KBWI CSUS41 KLWX CSUS27 KZDC WASHINGTON DC
KIAD CSUS41 KLWX CSUS27 KZDC WASHINGTON DC
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 THIS CHANGE...PLEASE CONTACT ONE
OF THE FOLLOWING PEOPLE AT NWS HEADQUARTERS IN SILVER SPRING
MARYLAND...
DAVE MANNARANO OR ANTHONY ROBINSON
PHONE 301 713-2093 X 103 PHONE 301 713-1373 X 110
E-MAIL DAVID.MANNARANO@xxxxxxxx ANTHONY.ROBINSON@xxxxxxxx
THIS AND OTHER NWS TECHNICAL IMPLEMENTATION NOTICES ARE AVAILABLE
ON THE INTERNET AT /USE LOWER CASE LETTERS/
http://www.nws.noaa.gov/om/notif.htm
$$
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