aviation-briefing-service-user-guide-2022.pdf
of the lowest pressure expected to occur in the hour HH+1hour to HH+2hours for a number of defined areas, as described below Puffin Shetland Marlin Skerry Petrel Portree Orkney Rattray Belfast Tyne Skua Holyhead Barnsley Humber Scillies Wessex Cotswold Chatham Yarmouth Portland When is the product