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Old 7th Jan 2011, 03:53   #20 (permalink)
Dekka
 
Join Date: May 2009
Location: melbourne
Posts: 17
The part I dont understand is if a METAR which is a report issued every 30 or 60 mins, is issued with a TTF, which in AUS is valid for 3 hours, what happens to the validity of that same TTF when the metar is updated in 30 mins time?
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