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Old August 20th 11, 09:32 PM posted to uk.sci.weather
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Default Cloud structure ... EDorset ... Saturday 20AUG2011

.... about 1230Z today (20th August, 2011), just as the ill-fated Red
Arrow display was in full swing, noted the cloud structure as in these
images. Unfortunately, we have a very poor view from here - you really
need a more 'open' aspect, but on the clearing edge of the cloud sheet
that had earlier brought some rain, the underside of the cloud
(estimated above 10000FT/Hurn LCBR gives circa 7000 to 11000FT
depending on time) had a distinctly wavy but turbulent look to it ...
much as is being touted by the CAS he-

http://cloudappreciationsociety.org/attention/
[ scroll down the page a bit]

My images are he-

http://freespace.virgin.net/martin.r...s_enhanced.jpg
http://freespace.virgin.net/martin.r...2_enhanced.jpg

I'm not arguing that these were a type of 'asperatus'; as my tag, I
would be calling them 'enhanced undulatus', but there was definitely a
'hand of God' look about the rolls and waves that these photographs
don't capture very well. The brightness/contrast have been increased
very slightly to try to pick out the 'rolls' perpendicular (across)
the dominant mid-tropospheric flow at this time.

Did anyone else notice this?

Martin.


--
Martin Rowley
West Moors, East Dorset (UK): 17m (56ft) amsl
Lat: 50.82N Long: 01.88W
NGR: SU 082 023



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Old August 20th 11, 09:35 PM posted to uk.sci.weather
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Default Cloud structure ... EDorset ... Saturday 20AUG2011

On Sat, 20 Aug 2011 21:32:05 +0100, "Martin Rowley"
wrote:
Did anyone else notice this?


Yes - but up in Shropshire at 1700 z. Pretty much exactly what was in
your pictures.

--
Freddie
Bayston Hill
Shropshire
102m AMSL
http://www.hosiene.co.uk/weather/cumulus/
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Old August 20th 11, 09:42 PM posted to uk.sci.weather
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Default Cloud structure ... EDorset ... Saturday 20AUG2011

"Freddie" wrote ...

Yes - but up in Shropshire at 1700 z. Pretty much exactly what was
in your pictures.

--
Freddie
Bayston Hill
Shropshire
102m AMSL
http://www.hosiene.co.uk/weather/cumulus/


.... well, the back edge of the cloud sheet was 'wrapping-up' quite
quickly through the afternoon, so your timing might fit in! Obviously
a lot of 'dynamic' motion to the airflow through this cloud edge.

Martin.


--
Martin Rowley
West Moors, East Dorset (UK): 17m (56ft) amsl
Lat: 50.82N Long: 01.88W
NGR: SU 082 023


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Old August 21st 11, 08:02 AM posted to uk.sci.weather
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Default Cloud structure ... EDorset ... Saturday 20AUG2011

On 20/08/2011 21:32, Martin Rowley wrote:
... about 1230Z today (20th August, 2011), just as the ill-fated Red
Arrow display was in full swing, noted the cloud structure as in these
images. Unfortunately, we have a very poor view from here - you really
need a more 'open' aspect, but on the clearing edge of the cloud sheet
that had earlier brought some rain, the underside of the cloud
(estimated above 10000FT/Hurn LCBR gives circa 7000 to 11000FT
depending on time) had a distinctly wavy but turbulent look to it ...
much as is being touted by the CAS he-

http://cloudappreciationsociety.org/attention/
[ scroll down the page a bit]

My images are he-

http://freespace.virgin.net/martin.r...s_enhanced.jpg
http://freespace.virgin.net/martin.r...2_enhanced.jpg

I'm not arguing that these were a type of 'asperatus'; as my tag, I
would be calling them 'enhanced undulatus', but there was definitely a
'hand of God' look about the rolls and waves that these photographs
don't capture very well. The brightness/contrast have been increased
very slightly to try to pick out the 'rolls' perpendicular (across)
the dominant mid-tropospheric flow at this time.

Did anyone else notice this?

Martin.


This was the view as it went through Guildford. Not quite the same
affect on the clearance here.
http://www.layton.me.uk/dsc01997.gif
--
Phil
Guildford
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Old August 21st 11, 08:31 AM posted to uk.sci.weather
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Default Cloud structure ... EDorset ... Saturday 20AUG2011


"Martin Rowley" wrote in message
...
"Freddie" wrote ...

Yes - but up in Shropshire at 1700 z. Pretty much exactly what was in
your pictures.


... well, the back edge of the cloud sheet was 'wrapping-up' quite quickly
through the afternoon, so your timing might fit in! Obviously a lot of
'dynamic' motion to the airflow through this cloud edge.

Martin.


I meant the appearance of the cloud itself, rather than the fact that there
was a back edge. We didn't get a clearance/back edge until well after dark.
Sorry for confusion.

--
Freddie
Bayston Hill
Shropshire
102m AMSL
http://www.hosiene.co.uk/weather/cumulus/




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