NOUS41 KWBC 021442
PNSWSH

TECHNICAL IMPLEMENTATION NOTICE 07-07
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
945 AM EST FRI FEB 2 2007

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:     PAUL HIRSCHBERG
	  CHIEF...SCIENCE PLANS BRANCH
	  OFFICE OF SCIENCE AND TECHNOLOGY /OST/

SUBJECT:  NEW GFS MOS PRECIPITATION GUIDANCE FOR ISLAND
          LOCATIONS IN THE WESTERN PACIFIC OCEAN:
          EFFECTIVE TUESDAY APRIL 24 2007
      
ATTENTION USERS OF THE MODEL OUTPUT STATISTICS /MOS/ GUIDANCE:

ON TUESDAY APRIL 24 2007...BEGINNING WITH THE 1200 COORDINATED 
UNIVERSAL TIME /UTC/ MODEL CYCLE...THE NWS WILL MAKE AVAILABLE 
NEW GLOBAL FORECAST SYSTEM /GFS/ MOS PRECIPITATION GUIDANCE FOR 
15 STATIONS IN THE PACIFIC OCEAN TO THE WEST OF THE HAWAII 
ISLANDS...FOR SHORT RANGE PROJECTIONS.  THE MOS GUIDANCE OF 
PROBABILITY OF PRECIPITATION FOR A 12-HR PERIOD...PROBABILITY OF 
PRECIPITATION FOR A 6-HR PERIOD...AND PROBABILITY OF 
PRECIPITATION ON THE HOUR WILL BE AVAILABLE FOR THESE SITES.  
THIS GUIDANCE WILL BE ADDED TO THE EXISTING PRODUCTS WHOSE 
COMMUNICATION IDENTIFIERS ARE SHOWN BELOW IN TABLES 1 AND 2.  
NOTE THAT THE PROBABILITY OF PRECIPITATION ON THE HOUR WILL ONLY 
BE AVAILABLE IN THE BINARY UNIVERSAL FORM FOR THE REPRESENTATION
OF METEOROLOGICAL DATA (BUFR) PRODUCTS. 

TABLE 1:  COMMUNICATION IDENTIFIERS FOR THE HAWAII GFS MOS TEXT 
AND BUFR PRODUCTS.
 
WMO HEADING	    	AWIPS ID	  	MESSAGE TYPE 

FOPA20 KWNO		MAVPA0		TEXT
JSMT20 KWNO		N/A			BUFR

PRECIPITATION GUIDANCE WILL BE MADE AVAILABLE FOR THESE TWO 
STATIONS IN THE HAWAII GFS MOS MESSAGES:

STATION ID   STATION NAME

NSTU		   PAGO PAGO...AMERICAN SAMOA
PMDY		   MIDWAY ISLAND

TABLE 2: COMMUNICATION IDENTIFIERS FOR GFS-BASED MOS TEXT AND 
BUFR PRODUCTS VALID FOR ISLAND STATIONS TO THE WEST OF 
INTERNATIONAL DATE LINE.

WMO HEADING         AWIPS ID		MESSAGE TYPE 

FOPA21 KWNO	   	MAVPA1		TEXT
JSML38 KWNO	 	N/A		   	BUFR

PRECIPITATION GUIDANCE WILL BE MADE AVAILABLE FOR THESE 13 ISLAND 
STATIONS IN THE WESTERN PACIFIC OCEAN GFS MOS MESSAGES:

STATION ID   STATION NAME

PGRO		   ROTA INT’L AIRPORT/ROTA ISL...MARIANA IS.
PGSN		   SAIPAN...MARIANA IS.
PGUA		   ANDERSON AFB...GUAM
PGUM		   GUAM INTL AIRPORT...GUAM
PGWT		   WEST TINIAN...NORTHERN MARIANA IS.
PKMR		   MAJURO ATOLL WSO...MARSHALL IS.
PKWA		   KWAJALEIN...MARSHALL IS.
PTKK		   CHUUK...MICRONESIA
PTKR		   KOROR WSO...PALAU
PTSA		   KOSRAE...MICRONESIA
PTTP		   POHNPEI WSO...MICRONESIA
PTYA		   YAP...MICRONESIA
PWAK		   WAKE ISLAND

THE COMPLETE GFS MOS STATION LIST CAN BE FOUND ONLINE AT /USE 
LOWER CASE LETTERS/:

     HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/STADRG.HTML

THE LINK TO THESE PRODUCTS...ALONG WITH THE DESCRIPTION CAN BE 
FOUND ONLINE AT /USE LOWER CASE LETTERS/:

     HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/PRODUCTS.SHTML

A TECHNICAL DOCUMENT DESCRIBING THE FORMAT OF THE BULLETIN FOR 
THE WESTERN PACIFIC SITES IS AVAILABLE ONLINE AT /USE LOWER CASE 
LETTERS/:

     HTTP://WWW.NWS.NOAA.GOV/MDL/SYNOP/TPB/MDLTPB05-01.PDF

IF YOU HAVE ANY QUESTIONS ABOUT THIS PRODUCT OR THE MOS GUIDANCE 
SYSTEM...PLEASE CONTACT:

     JAMES SU
     MDL/SILVER SPRING MARYLAND
     PHONE 301-713-0023 EXT. 139
     E-MAIL JAMES.SU@NOAA.GOV

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

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

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