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Thread: BA8 [HND-LHR] Flight Route Exception on January 19, 2024
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Old Jan 28, 2024 | 12:57 pm
  #8  
Sigwx
 
Join Date: Dec 2012
Posts: 3,727
Originally Posted by Waterhorse
It’s probably due to the weather at the ETOPS alternates in Alaska and Northern Canada not meeting the requirements, it’s hardly ever due to the prevailing winds.
Waterhorse is spot on. The only other reason is volcanic activity in Kamchatka peninsula or the Aleutian chain.
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