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Thread: QNH CHANGES WHEN?
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Old 18th October 2001 | 14:40
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wysiwyg
 
Joined: Jul 2000
Posts: 220
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From: Gatwick
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If staying below transition:

within/below TMA - terminal area QNH
clear of TMA/en route - regional pressure setting
back within/below TMA - terminal area QNH again

regards
wizzy
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