Public Information Statement

NOUS41 KWBC 161735
PNSWSH

SERVICE CHANGE NOTICE 10-10
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1235 AM EST TUE FEB 16 2010

TO:          SUBSCRIBERS:
             -FAMILY OF SERVICES
             -NOAA WEATHER WIRE SERVICE
             -EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
             -NOAAPORT 
             -OTHER NWS PARTNERS...USERS AND EMPLOYEES

FROM:        THERESE Z. PIERCE
             CHIEF...MARINE AND COASTAL SERVICES BRANCH

SUBJECT:     FORMAT CHANGE TO TROPICAL CYCLONE UPDATE PRODUCTS 
             FOR THE ATLANTIC...EASTERN PACIFIC...AND CENTRAL 
             PACIFIC BASINS: EFFECTIVE MAY 15 2010

REFERENCE:   SCN 10-07...FORMAT CHANGE TO THE TROPICAL CYCLONE
             PUBLIC ADVISORY PRODUCTS FOR THE ATLANTIC...
             EASTERN PACIFIC...AND CENTRAL PACIFIC BASINS:
             EFFECTIVE MAY 15 2010...ISSUED ON JANUARY 27 2010

EFFECTIVE MAY 15 2010... BASED ON USER INPUTS...A FORMAT CHANGE 
WILL BE MADE IN THE TROPICAL CYCLONE UPDATE /TCU/ PRODUCT. THIS 
CHANGE WILL ALLOW EASIER PARSING AND DECODING OF INFORMATION BY 
AUTOMATED GRAPHICS AND WEB APPLICATIONS.

WHEN A TCU IS ISSUED TO CHANGE THE STATUS OF A TROPICAL 
CYCLONE...FOR EXAMPLE TROPICAL STORM TO A HURRICANE...OR TO 
UPDATE STORM INTENSITY...LOCATION OR MOTION INFORMATION...THE 
TCU WILL INCLUDE A STORM SUMMARY SECTION IDENTICAL TO THE STORM 
SUMMARY SECTION FOUND IN THE TCP...AS DETAILED IN SCN 10-07.

A TCU MAY CONTINUE TO BE ISSUED WITHOUT A STORM SUMMARY SECTION 
TO PROVIDE ADVANCE NOTICE THAT SIGNIFICANT CHANGES TO STORM 
INFORMATION WILL BE CONVEYED SHORTLY...EITHER THROUGH A 
SUBSEQUENT TCU OR THROUGH A SPECIAL ADVISORY.

A TCU ISSUED TO CONVEY CHANGES TO WATCHES OR WARNINGS WILL ALSO 
NOT REQUIRE A STORM SUMMARY SECTION. 

AN EXAMPLE OF THE TCU IS POSTED ONLINE AT:

  http://www.nhc.noaa.gov/tcu_example.shtml

THERE ARE NO CHANGES TO THE AWIPS IDENTIFIERS AND WMO PRODUCT 
HEADINGS FOR THE TCU PRODUCTS.

THE NATIONAL HURRICANE CENTER /NHC/ IS RESPONSIBLE FOR ALL 
METEOROLOGICAL DECISIONS CONCERNING FORECASTING OF TROPICAL AND 
SUBTROPICAL SYSTEMS FOR THE ATLANTIC OCEAN AND THE EASTERN 
PACIFIC OCEAN...NORTH OF THE EQUATOR AND EAST OF 140 DEGREES 
WEST LONGITUDE.

THE CENTRAL PACIFIC HURRICANE CENTER /CPHC/ IS RESPONSIBLE FOR 
ALL METEOROLOGICAL DECISIONS CONCERNING FORECASTING OF TROPICAL 
AND SUBTROPICAL SYSTEMS FOR THE PACIFIC OCEAN NORTH OF THE 
EQUATOR FROM 140 DEGREES WEST TO 180 DEGREES WEST LONGITUDE.

IF YOU HAVE QUESTIONS...PLEASE CONTACT:

  JOHN KUHN
  NATIONAL WEATHER SERVICE
  MARINE AND COASTAL SERVICES BRANCH
  1325 EAST WEST HWY ROOM 13126
  SILVER SPRING MARYLAND 20910
  301-713-1677 EXTENSION 121
  JOHN.F.KUHN@NOAA.GOV

NATIONAL SERVICE CHANGE NOTICES CAN BE FOUND ONLINE AT:  

  http://www.weather.gov/os/notif.htm

$$
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Public Information Statement

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