NOUS41 KWBC 291735 CCA
PNSWSH

SERVICE CHANGE NOTICE 07-41...CORRECTED
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
135 PM EDT FRI JUN 29 2007

TO:	  NATIONAL WEATHER SERVICE /NWS/ OFFICES
          FEDERAL AVIATION ADMINISTRATION /FAA/ CUSTOMERS
          FAMILY OF SERVICES /FOS/ SUBSCRIBERS
          OTHER CUSTOMERS OF NWS AVIATION FORECASTS

FROM:     KEVIN L. JOHNSTON
          CHIEF...AVIATION SERVICES BRANCH

SUBJECT:  CORRECTED: CHANGES TO DOMESTIC AND GULF OF MEXICO
          AVIATION AREA FORECASTS: EFFECTIVE JULY 17 2007: 
          CORRECTED TO INCLUDE THE FOLLOWING:  

1  FAGX USERS WILL BE REFERRED TO DFW AND MIA ICING AND  
   TURBULENCE AIRMET BULLETINS OVER COASTAL WATERS.  

2  TERMINATION OF LIGHT ICING FORECASTS IN FAGX. 

3  FACA USERS WILL BE REFERRED TO FAGX OFFSHORE WTRS FORECAST 
   FOR HOUSTON OCEANIC FIR AND GULFMEX MIAMI OCEANIC FIR W OF 
   85W AND N OF 27N.

NOTE:     THE FOLLOWING CHANGES HAVE NO IMPACT ON NOAA WEATHER
          WIRE SERVICE SUBSCRIBERS.

EFFECTIVE TUESDAY JULY 17 2007 AT 1300 UNIVERSAL COORDINATED TIME 
/UTC/ THE AVIATION WEATHER CENTER /AWC/ WILL IMPLEMENT SEVERAL 
CHANGES TO THE GULF OF MEXICO AREA FORECAST /FAGX/ ... THE DALLAS 
FORT WORTH AREA FORECAST /DFW FA/ THE MIAMI AREA FORECAST /MIA 
FA/ AND CARIBBEAN AREA FORECAST /FACA/ FOR THE PURPOSE OF 
ELIMINATING CONFLICTING OR OVERLAPPING AREAS.

THE FOLLOWING CHANGES WILL BE IMPLEMENTED:

FORECAST RESPONSIBILITY FOR THE COASTAL WATERS OF THE DFW FA AND 
MIA FA WILL SHIFT TO THE FAGX.

DFW FA AND MIA FA PRODUCTS WILL REFER USERS TO THE FAGX PRODUCT 
FOR COASTAL WATER FORECASTS W OF 85W LONGITUDE.

FAGX USERS WILL BE REFERRED TO THE DFW AIRMET AND MIA AIRMET 
PRODUCTS FOR COASTAL PLAINS FLIGHT PRECAUTIONS W OF 85 W 
LONGITUDE.

OVER THE COASTAL WATERS...FAGX USERS WILL BE REFERRED TO THE DFW 
AIRMET AND MIA AIRMET PRODUCTS FOR ICING...FREEZING LEVELS AND 
TURBULENCE W OF 85 W LONGITUDE.

FAGX USERS WILL BE REFERRED TO THE DFW FA AND MIA FA PRODUCTS FOR 
COASTAL PLAINS FORECASTS W OF 85 W LONGITUDE.

FAGX USERS WILL BE REFERRED TO THE FBUS31 KWNO BULLETIN FOR THE 
WINDS ALOFT FORECASTS.

FAGX USERS WILL BE REFERRED TO COASTAL AND OFFSHORE MARINE 
FORECASTS FOR SIGNIFICANT WAVE FORECASTS AND MARINE PRECAUTIONS.

FAGX PRODUCT ISSUANCES WILL INCREASE FROM TWO TO THREE PER DAY:
0130...1030...AND 1830 UTC.

FACA USERS WILL BE REFERRED TO FAGX OFFSHORE WTRS FORECAST FOR 
HOUSTON OCEANIC FIR AND GULFMEX MIAMI OCEANIC FIR W OF 85W AND N 
OF 27N.

FAGX VERTICAL DOMAIN WILL BE EXTENDED FROM 12000 TO 45000 FEET 
ABOVE MEAN SEA LEVEL.

LIGHT ICING FORECASTS WILL NO LONGER BE INCLUDED IN FAGX.

TABLE 1:  PRODUCT HEADING AND DESCRIPTION

  WMO HEADING   AWIPS ID   DESCRIPTION

  FAGX20 KKCI   OFAGX      GULF OF MEXICO AREA FORECAST
  FAUS42 KKCI   FA2W       MIAMI AREA FORECAST 
  FAUS44 KKCI   FA4W       DALLAS FORT WORTH AREA FORECAST
  WAUS42 KKCI   WA2W       MIAMI AIRMET
  WAUS44 KKCI   WA4W       DALLAS FORT WORTH AIRMET  
  FACA20 KKCI   OFAMKC	  CARIBBEAN AREA FORECAST
  
SEE HTTP://AVIATIONWEATHER.GOV/NOTIFY/ /USE LOWER CASE LETTERS/ 
FOR EXAMPLES OF FAUS42 KKCI...FAUS44 KKCI AND FAGX20 KKCI 
PRODUCTS ISSUED AFTER JULY 17 2007.

IF YOU HAVE ANY QUESTIONS... PLEASE CONTACT:

     LARRY BURCH
     DEPUTY DIRECTOR
     AVIATION WEATHER CENTER
     7220 NW 101ST TERRACE 
     KANSAS CITY MO 64153
     816-584-7203
     LARRY.BURCH@NOAA.GOV

THIS AND OTHER NWS SERVICE CHANGE NOTICES ARE AVAILABLE ONLINE
AT /USE LOWER CASE LETTERS/:

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

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