20070627: CONUS TWEB

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NOUS41 KWBC 271324
PNSWSH

SERVICE CHANGE NOTICE 07-44
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
924 AM EDT WED JUN 27 2007
TO: FAMILY OF SERVICES /FOS/ SUBSCRIBERS 
           FEDERAL AVIATION ADMINISTRATION /FAA/ CUSTOMERS
          OTHER NATIONAL WEATHER SERVICE /NWS/ CUSTOMERS OF
          AVIATION FORECASTS AND NWS EMPLOYEES
FROM: KEVIN L. JOHNSTON 
           AVIATION SERVICES BRANCH CHIEF

SUBJECT:   TERMINATION OF CONUS TRANSCRIBED WEATHER BROADCAST
          /TWEB/ FORECASTS: EFFECTIVE SEPTEMBER 30 2007.
NOAA/S NATIONAL WEATHER SERVICE /NWS/ PROVIDES AVIATION WEATHER PRODUCTS ACCORDING TO FEDERAL AVIATION ADMINISTRATION /FAA/ REQUIREMENTS. FAA ORDER 7110.10S...FLIGHT SERVICES...DATED 16 FEBRUARY 2006 SUMMARY OF CHANGES STATES TWEBS WILL ONLY BE PROVIDED IN ALASKA. FAA HAS STATED NO REQUIREMENT FOR CONUS TWEB FORECASTS ONCE THE AUTOMATED FLIGHT SERVICE STATIONS CEASE FUNCTIONING AND LOCKHEED-MARTIN CONTRACT FLIGHT SERVICE FACILITIES REACH FULL OPERATIONAL STATUS ON JULY 31 2007. A PUBLIC COMMENT PERIOD ABOUT ENDING CONUS TWEB FORECASTS ENDED MAY 20 2007 WITH A RESPONSE FROM LESS THAN 1 PERCENT OF POTENTIALLY AFFECTED GENERAL AVIATION PILOTS. AN ANALYSIS OF COMMENTS SHOWED THAT THE TWEB IS NOT USED BY THE MAJORITY OF GENERAL AVIATORS IN ADDITION TO BEING NOT REQUIRED BY FAA. THEREFORE THE NWS WILL CEASE PRODUCING THE TWEB AT 0000 UTC SEPTEMBER 30 2007. THE NWS POLICY DIRECTIVE SYSTEM (PDS) 10-805...TRANSCRIBED WEATHER BROADCASTS...WILL BE UPDATED ACCORDINGLY. AN EXAMPLE OF THE TWEB PRODUCT WHICH IS BEING TERMINATED IS AS FOLLOWS: 
406 TWEB 202008 KLAS-KELY-KEKO. ALL HGTS MSL EXC CIGS. KLAS-50S
   KELY P6SM SCT250. 50S KELY-KEKO P6SM BKN150 SCT 6SM -TSRA
   BKN120CB...04Z P6SM BKN120 SCT -SHRA.
REPEATING: THE NWS WILL CEASE PRODUCTION OF THE TWEB AT 0000 UTC SEPTEMBER 30 2007. 
IF YOU HAVE ANY QUESTIONS...YOU MAY CONTACT:

     BETH MCNULTY
     METEOROLOGIST
     NATIONAL WEATHER SERVICE HEADQUARTERS
     1325 EAST-WEST HIGHWAY...SSMC2
     SILVER SPRING MD 20910
     PHONE: 301-713-1726 X 116
     EMAIL: BETH.MCNULTY@xxxxxxxx
THIS NOTICE AND OTHER CURRENT SERVICE CHANGE NOTICES ARE AVAILABLE ONLINE AT /USE LOWER CASE LETTERS/: 

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


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