Public Information Statement

NOUS41 KWBC 101459 CCA
PNSWSH

SERVICE CHANGE NOTICE 09-14...CORRECTED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1100 AM EDT FRI APR 10 2009

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


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

SUBJECT:    CORRECTED: FORMAT CHANGES TO THE TROPICAL CYCLONE 
            PUBLIC ADVISORY PRODUCTS FOR THE ATLANTIC...EASTERN
            PACIFIC AND CENTRAL PACIFIC HURRICANE BASINS:
            EFFECTIVE MAY 15 2009 

CORRECTED THE FIRST LINE IN THE NEW FORMAT OF THE EXAMPLES 
BEGINNING WITH ...SUMMARY
             
EFFECTIVE MAY 15 2009...THE FOLLOWING FORMAT CHANGES WILL BE 
MADE IN THE TROPICAL CYCLONE PUBLIC ADVISORY /TCP/ PRODUCT FOR 
EASIER DECODING BY AUTOMATED PROGRAMS:

1.  MODIFICATION OF THE STORM SUMMARY INFORMATION NEAR THE END
    OF THE PRODUCT

AN EXAMPLE OF THE OLD FORMAT OR OLD REPEAT SECTION:

REPEATING THE 1100 PM AST POSITION...23.7 DEGREES N...72.2 
DEGREES WEST...MOVEMENT TOWARD...NORTH-NORTHEAST AT 12 MPH.   
MAXIMUM SUSTAINED WINDS...75 MPH. MINIMUM CENTRAL PRESSURE...
997 MB.

EXAMPLE OF THE NEW FORMAT OR NEW STORM SUMMARY SECTION:

...SUMMARY OF 1100 PM AST INFORMATION...
LOCATION...23.7N 72.2W
MAXIMUM SUSTAINED WINDS...75 MPH
PRESENT MOVEMENT...NORTH-NORTHEAST OR 025 DEGREES AT 12 MPH
MINIMUM CENTRAL PRESSURE...997 MB

EXAMPLE OF THE NEW FORMAT WHEN THERE IS NO MOVEMENT:

...SUMMARY OF 1100 PM AST INFORMATION...
LOCATION...23.7N 72.2W
MAXIMUM SUSTAINED WINDS...75 MPH
PRESENT MOVEMENT...STATIONARY
MINIMUM CENTRAL PRESSURE...997 MB

2.  CHANGE IN REFERENCE TO COORDINATED UNIVERSAL TIME /UTC/

AN EXAMPLE OF THE OLD FORMAT:

AT 11 PM EDT...0300Z...THE CENTER OF TROPICAL STORM...

AN EXAMPLE OF THE NEW FORMAT:
AT 11 PM EDT...0300 UTC...THE CENTER OF TROPICAL STORM...

THERE ARE NO CHANGES TO THE AWIPS IDENTIFIERS...WMO PRODUCT 
HEADINGS OR PRODUCT ISSUANCE TIMES FOR THE TCP PRODUCTS.   

AN EXAMPLE OF THE TCP PRODUCT FOR 2009 IS PROVIDED ONLINE AT 
/USE LOWERCASE/:

    HTTP://WWW.NHC.NOAA.GOV/TCP_EXAMPLE.SHTML

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

IF YOU HAVE QUESTIONS...PLEASE CONTACT:

    TIMOTHY SCHOTT
    NATIONAL WEATHER SERVICE
    MARINE AND COASTAL SERVICES BRANCH
    1325 EAST WEST HWY ROOM 13124
    SILVER SPRING MARYLAND 20910
    301-713-1677 EXT  122

NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT /USE LOWERCASE/:

 HTTP://WWW.WEATHER.GOV/OS/NOTIF.HTM

$$
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Public Information Statement

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