Sunday’s snow warning oddities
Well the Met Office are quick off the mark, moving like oiled silk, to issue a snow warning from 18 UTC on Sunday evening …
Well the Met Office are quick off the mark, moving like oiled silk, to issue a snow warning from 18 UTC on Sunday evening …
The stark contrast between the air over southern England made hazy by Saharan dust and the clear air across northern Scotland is quite apparent …
The comparatively high temperatures over the higher mountain tops across Scotland were swept away yesterday by colder air that advected down in the northeasterly …
A strange area of low cloud in the inner Moray Firth today refuses to budge today. It’s quite detached from the real haar like …
What you would give for a Shanwell ascent to get an idea of the lower boundary layer of the atmosphere in the last day …
The low stratus and haar feeding in the easterly flow from the North Sea into eastern England has certainly produced some low temperatures and …
1 Mar 2021 – anomalies, inversions and ship trails Read More »
According to the Met Office they say the red in this satellite image in their latest tweet is Saharan dust. I know they have …
It seems that anticyclonic easterlies in winter aren’t quite what they used to be these days. Compare today’s 12 UTC observations with those of …
Anticyclonic Easterlies in winter aren’t what they used to be… Read More »
I was just looking at my poor old collection of upper air programs. They’ve not seen much development for a number of years, and …
A friend of mine took this image today whilst looking north from Burghead harbour across the Moray Firth towards what looks like the cliffs …
It’s no wonder that we are seeing snow showers in May across the north of Scotland after looking at this mornings 11 UTC ascent …
There is an upper trough that’s pushing up across the Midlands at the moment, that’s spinning this interesting vortex of rain northwestward. It’s obviously …
In the last week a rare hole has been noticed in the ozone layer above the Arctic. This year the polar vortex has been …
After finally seeing the back of that old cold front I never expected to see showers following on so quickly behind during this afternoon.
For those are vaguely interested by the high cloud that invaded the skies across the UK yesterday, I did finally manage to track down …
Where has all today’s upper cloud come from? Part II Read More »
I can’t quite understand where a lot of today’s upper cloud seems to have come from across the UK. The laser cloud base recorders …
In any other year this would have been a named storm in it’s own right, the only reason it isn’t is because its north and not south of the border.
Another 228 mph jet stream exactly a week after the last one.
A more detailed look at the midnight ascent from Yarmouth Nova Scotia where the wind was blowing 201 knots (231 mph) at 250 hPa.
It’s not surprising that the high cloud has spread south so rapidly in the last few hours as there was a 150 knot northerly jet at midnight down across the country.
I don’t know the exact technical term for this ‘shield’ of cloud is, other than calling it jet stream cirrus but I know its a harbinger of rapid development. I quite like shield of cloud that I’ve coined, who knows perhaps it’ll catch on.
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