[nws-changes] 20090224: tropical cyclone format changes

• To: nws-changes@xxxxxxxxxxxxxxxx
• Subject: [nws-changes] 20090224: tropical cyclone format changes
• From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
• Date: Tue, 24 Feb 2009 13:20:54 -0700

NOUS41 KWBC 241957
PNSWSH

SERVICE CHANGE NOTICE 09-14
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
300 PM EST TUE FEB 24 2009

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...
           AND NWS EMPLOYEES

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

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

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

MB.

EXAMPLE OF THE NEW FORMAT OR NEW STORM SUMMARY SECTION:

...SUMMARY OF THE 1100 PM AST POSITION...
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 THE 1100 PM AST POSITION...
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

AN EXAMPLE OF THE TCP PRODUCT FOR 2009 IS PROVIDED ONLINE AT
/USE LOWER CASE LETTERS/:

   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
   PHONE:  301-713-1677 EXTENSION 122

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

$$