Originally Posted by
knobbycobby
It’s not a question of aircraft capability. It’s the fuel policy and also flight time limitations.
If both Heathrow and Gatwick are below CAT 1 visibility you cannot take advantage of the reduced alternate weather criteria.
Unsurprinsingly during winter it’s not uncommon for many airports to all be under CAT 1 visibility in the morning hours.
Planning on a forecast that is 17 hours old when you arrive? In my airline on ULR flights plan for somewhere en route that is forecast to be above CAT l and reflightplan if possible with actuals nearest your planned destination?