20040420: Eta Product Delivery

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The message included below was sent earlier on our communications lines. It is also posted to the NWS Data Management Change Notices web page at the following URL.

http://www.nws.noaa.gov/datamgmt/notices.shtml

NOXX10KWBC 201254
DM 04-04.12

TO  AWIPS/NOAAPORT USERS... FAMILY OF SERVICES /FOS/ SUBSCRIBERS...
      EMERGENCY MANAGERS WEATHER INFORMATION NETWORK /EMWIN/
      NATIONAL WEATHER SERVICE /NWS/ CUSTOMERS... WAFS USERS...
      GTS USERS... NWS FAX CHART USERS

FROM  RTH WASHINGTON DATA MANAGEMENT

SUBJECT: REMINDER...CHANGES TO THE PRODUCT DELIVERY
               SCHEDULE FOR THE NCEP ETA MODEL FORECASTS...


EFFECTIVE: 1200 UTC APRIL 20 2004

THIS IS A REMINDER THAT THE FOLLOWING CHANGES TO THE PRODUCT DELIVERY TIME OF THE NATIONAL CENTERS OF ENVIRONMENTAL PREDICTION /NCEP/ ETA MODEL WILL OCCUR AT 1200 COORDINATED UNIVERSAL TIME /UTC/ ON TUESDAY APRIL 20 2004. ON THIS DATE THE ETA MODEL FORECASTS WILL BE RUN IN A NEW CONFIGURATION THAT WILL ALLOW FOR THE 0-84 HOUR FORECAST SEGMENT TO BE RUN IN THE CURRENT 0-60 HOUR TIME SLOT. THIS CHANGE WILL BE PERMANENT AND IS EXPECTED TO HAVE THE FOLLOWING IMPACT ON PRODUCT DELIVERY TIMES:

    24 HOUR PRODUCTS:  5-10 MINUTES EARLIER
    36 HOUR PRODUCTS: 10-15 MINUTES EARLIER
    48 HOUR PRODUCTS: 15-20 MINUTES EARLIER
    60 HOUR PRODUCTS: 20-25 MINUTES EARLIER
    84 HOUR PRODUCTS: 35-40 MINUTES EARLIER

CONTRARY TO WHAT WAS PREVIOUSLY ADVERTISED...THE FORECAST LENGTH OF THE ETA BUFR SOUNDINGS WILL NOT BE INCREASED FROM 60 HOURS TO 84 HOURS. THIS CHANGE WILL BE ADVERTISED AT A LATER DATE.

IF YOU HAVE ANY QUESTIONS OR COMMENTS CONCERNING EITHER THE CHANGE IN PRODUCT DELIVERY SCHEDULE OR THE CHANGE TO THE ETA BUFR SOUNDINGS...PLEASE CONTACT:

 JOHN WARD
 PHONE: 301 763 8000 X 7185
 E-MAIL: JOHN.WARD@xxxxxxxx

OR

 GEOFF DIMEGO
 PHONE:  301 763 8000 X 7221
 E-MAIL: GEOFF.DIMEGO@xxxxxxxx




DATA MANAGEMENT
TELECOMMUNICATION OPERATIONS CENTER
RTH WASHINGTON SENDS


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