Rain from Alex – day 2
Another drenching for Aberdeenshire in the 24 hours till 06 UTC on Sunday morning. Estimates from weather radar indicate that totals across Aberdeenshire have been quite widely over 80 mm in the last 24 hours, in …
Flooding
Stonehaven train crash looks likely to become another casualty of global warming
It looks highly likely that Network Rail are going to put the blame for the Stonehaven rail crash on climate change. It seems that climate change is fast becoming the whipping boy, and the first port …
Stonehaven train crash looks likely to become another casualty of global warming Read More »
17 August 2020 – Overnight rainfall
It is amazing how many of these high rainfall events always manage to slip between the rain gauges in the SYNOP network. This one in Norfolk was a much larger >80mm event than the one in …
Flooding in Essex
Just a few white pixels indicating estimated accumulations in excess of 80 mm across parts of Essex late yesterday were enough to cause flooding in the centre of Chelmsford. There were of a similar intensity to …
A closer look at the heavy rain across eastern Scotland
In light of the rail accident near Stonehaven I am adding a supplemental to this morning’s post about the heavy overnight thunderstorms after updating my estimated accumulations from radar for the area, which are broadly in …
A closer look at the heavy rain across eastern Scotland Read More »
The Findhorn in spate
A friend of mine sent me these interesting pictures of the River Findhorn in Moray. The two images were taken at Randolph’s leap a local beauty spot a week apart, and show just how rapidly the …
GloFAS
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 …
A tale of two warnings
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 …
Impacts and likelihoods of rainfall from storm Dennis
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.
Met Office tone down amber warnings
Maybe if they had given themselves that extra six hours at the start of the amber warnings they might have achieved the higher totals.
Rainfall analysis – 9 February 2020
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.
It’s just too easy to say there are 75 severe flood warnings in force…
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.
Venice floods
Flooding from exceptionally high tides in Venice exacerbated by low pressure in the Adriatic and easterly winds.
The curate’s egg
Remarkably none of the torrential rain across northeast Scotland was thundery in nature, despite there being a yellow warning in force for thunderstorms.