If you don’t know what the acronym GloFAS stands for then join the club, neither did I until today. Here is an explanation from their own website about who they are and what they do. The Global Flood Awareness System GloFAS is the global flood service of the European...
The only reason that I can see why almost identical warnings were issued for heavy rain across central Wales and central northern England, one amber and the other yellow, is that the Met Office thought that river Severn was more sensitive to more heavy rain than the rivers...
No one of course care’s about the minutiae of what the various warnings that were issued, in the final analysis it probably made little difference in alerting people to the chances of flooding, because the media have been all over this story for days, with flocks of TV reporters already vying for best positions along the river Taff in south Wales to capture all the details.
Maybe if they had given themselves that extra six hours at the start of the amber warnings they might have achieved the higher totals.
There certainly was a large area of rainfall accumulations of 50-75 mm and within that smaller areas of 75-100 mm in the 24 hours. No wonder there was flooding at Hebden Bridge.
Another spot on warning for rain from the boys down in Exeter
Spot the difference in these two salletie images
If we are going to continue to rely on piggybacking flood warnings on the back of weather forecasts at the end of the national news, sufficient time needs to be allocated for both flooding and severe weather warnings.
Flooding from exceptionally high tides in Venice exacerbated by low pressure in the Adriatic and easterly winds.
Flooding in South Yorkshire – similarities with June 2007?
Remarkably none of the torrential rain across northeast Scotland was thundery in nature, despite there being a yellow warning in force for thunderstorms.