Regional Pressure Setting (RPS) or Regional QNH - do we need it? Do you use it?

[Jumbo Driver]

Originally Posted by usedtofly

I fly in the North of Scotland where the pressure can change by up to 20 mb in one flight over 200 miles.

Exciting stuff ... by my reckoning, that pressure gradient would correspond to a geostrophic wind of around 80kts ... do you often fly in that ... ?


JD