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TECHNICAL INFORMATION NOTICE 08-25
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
1031 AM EST TUE MAR 25 2008

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

FROM:    KEVIN L. JOHNSTON
         CHIEF...AVIATION SERVICES BRANCH 
     
SUBJECT: EIGHT CENTRAL REGION TAFS EXPANDING TO A 30-HOUR VALID                
	 PERIOD... EFFECTIVE NOVEMBER 5 2008  

REFER TO SERVICE CHANGE NOTICE /SCN/ 08-15.
REFER TO TECHNICAL INFORMATION NOTICES /TIN/ 08-16...08-17... 
08-18... AND 08-24

EFFECTIVE 1800 UNIVERSAL COORDINATED TIME /UTC/ NOVEMBER 5 2008 
THE VALID TIME FOR TAFS ISSUED FOR THE FOLLOWING AIRPORTS WILL 
EXPAND FROM 24 TO 30 HOURS.

KDEN	DENVER INTERNATIONAL
KDTW	DETROIT METROPOLITAN WAYNE COUNTY
KIND	INDIANAPOLIS INTERNATIONAL
KMKE	GENERAL MITCHELL INTERNATIONAL
KMSP	MINNEAPOLIS-ST PAUL INTERNATIONAL (WOLD-CHAMBERLAIN)
KORD	CHICAGO-O HARE INTERNATIONAL
KSDF	LOUISVILLE INTERNATIONAL-STANDIFORD FIELD
KSTL	LAMBERT-ST. LOUIS INTERNATIONAL

IF YOU HAVE ANY QUESTIONS REGARDING THIS TECHNICAL INFORMATION 
NOTICE PLEASE CONTACT:

    GARY SCHMELING
    NWS CENTRAL REGION HEADQUARTERS
    7220 NORTHWEST 101ST TERRACE
    KANSAS CITY MISSOURI
    PHONE:  (816) 268-3143 
    EMAIL:  GARY.SCHMELING@NOAA.GOV 

THIS NOTICE AND OTHER SERVICE CHANGE NOTICES CAN BE FOUND ONLINE 
AT /USE LOWER CASE LETTERS/:

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

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