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Matty H
19 July 2014 11:21:09
Here we go yet again. More thunder and lightning and torrential rain
Stormchaser
19 July 2014 11:24:19

Here we go yet again. More thunder and lightning and torrential rain

Originally Posted by: Matty H 


By what means did you build a thunderstorm magnet Matty? 


If I was back in my homeland right now, just south of Salisbury, I'd probably be rather frustrated by the endless rumbles of thunder in the distance but nothing overhead!


As it is, I'm in Reading, and eyeing up those storms heading for the IOW/Portsmouth with great interest 


If you have any problems or queries relating to TWO you can Email [email protected]

https://twitter.com/peacockreports 
2023's Homeland Extremes:
T-Max: 30.2°C 9th Sep (...!) | T-Min: -7.1°C 22nd & 23rd Jan | Wettest Day: 25.9mm 2nd Nov | Ice Days: 1 (2nd Dec -1.3°C in freezing fog)
Keep Calm and Forecast On
Osprey
19 July 2014 11:24:40


Thanks Jive Buddy 


 


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/sst_anom_7000_600.png


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/test_0_600.png


 


The SSTs make interesting viewing when thinking about those storms crossing the Channel. Generally above average, and considerably so near the coasts - up to 3*C or so - which corresponds to actual temperatures of 16-17*C in the open water and 18*C or so nearshore.


While that's not going to produce much uplift when the upper air is nearly as warm, it at least means that subsiding air supressing convection is less of an issue than normal 


Originally Posted by: Stormchaser 


Crossing the channel does this cool down (for want of better words) the enegy or makes no difference SC?


Nobody likes a smartass, especially another smartass...
If it ain't broke, don't fix it!
Charmhills
19 July 2014 11:28:08

Here we go yet again. More thunder and lightning and torrential rain

Originally Posted by: Matty H 


Matty has become the new Charmhills.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
Matty H
19 July 2014 11:29:05

Here we go yet again. More thunder and lightning and torrential rain

Originally Posted by: Stormchaser 


By what means did you build a thunderstorm magnet Matty? 


If I was back in my homeland right now, just south of Salisbury, I'd probably be rather frustrated by the endless rumbles of thunder in the distance but nothing overhead!


As it is, I'm in Reading, and eyeing up those storms heading for the IOW/Portsmouth with great interest 

Originally Posted by: Matty H 



Turns out my snow magnet has a thunderstorm setting too 🤣

Huge clap of thunder just now. Rain has stopped. Seems to be an endless stream of storms heading across us in a line for the last 12 hours now. Incredible.
Matty H
19 July 2014 11:30:21

Here we go yet again. More thunder and lightning and torrential rain

Originally Posted by: Charmhills 


Matty has become the new Charmhills.

Originally Posted by: Matty H 



😂
JACKO4EVER
19 July 2014 11:31:58
One rumble of thunder and a flash of lightening last night and on and off drizzle all morning here near Melton Mowbray. Looks like we have escaped the worst of things round here again.
ARTzeman
19 July 2014 11:33:25

Heavy bursts  of rain again..  Lightning and thunder a plenty... 






Some people walk in the rain.
Others just get wet.
I Just Blow my horn or trumpet
Gooner
19 July 2014 11:33:40



Areas of heavy, thundery showers will continue to move northwards across England and Wales today. Not everywhere within the warning area will see thunderstorms, and indeed some spells of warm sunshine are expected at times. However, where thunderstorms do form, some torrential downpours are likely with frequent lightning, large hail and locally strong gusts. Significant flooding is possible where these do occur from surface water as well as from small, fast-responding watercourses.


http://www.metoffice.gov.uk/weather/uk/uk_forecast_warnings.html


The bits highlighted in bold.


 


Originally Posted by: nsrobins 


Well highlighted Duane. Some people still need to get a grip. This a forum for weather enthusiasts but sometimes I think 'enthusiast' obviously doesn't include anyone with even a basic understanding of convective systems, and the warnings that describe their potential impact.


Originally Posted by: Charmhills 


I certainly haven't criticised any forecasting , just dissapointment that I missd some excellent storms


Remember anything after T120 is really Just For Fun



Marcus
Banbury
North Oxfordshire
378 feet A S L


Arcus
19 July 2014 11:33:53



Thanks Jive Buddy 


 


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/sst_anom_7000_600.png


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/test_0_600.png


 


The SSTs make interesting viewing when thinking about those storms crossing the Channel. Generally above average, and considerably so near the coasts - up to 3*C or so - which corresponds to actual temperatures of 16-17*C in the open water and 18*C or so nearshore.


While that's not going to produce much uplift when the upper air is nearly as warm, it at least means that subsiding air supressing convection is less of an issue than normal 


Originally Posted by: Osprey 


Crossing the channel does this cool down (for want of better words) the enegy or makes no difference SC?


Originally Posted by: Stormchaser 


SSTs have much less relevance with elevated (ie. not surface based) storms.


Ben,
Nr. Easingwold, North Yorkshire
30m asl
JimC
  • JimC
  • Advanced Member
19 July 2014 11:45:44

As like ART, thunder and lightning overhead and steady rain, there goes another flash bang.

Osprey
19 July 2014 11:46:41




Thanks Jive Buddy 


 


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/sst_anom_7000_600.png


http://ghrsst-pp.metoffice.com/pages/latest_analysis/sst_monitor/ostia/test_0_600.png


 


The SSTs make interesting viewing when thinking about those storms crossing the Channel. Generally above average, and considerably so near the coasts - up to 3*C or so - which corresponds to actual temperatures of 16-17*C in the open water and 18*C or so nearshore.


While that's not going to produce much uplift when the upper air is nearly as warm, it at least means that subsiding air supressing convection is less of an issue than normal 


Originally Posted by: Arcus 


Crossing the channel does this cool down (for want of better words) the enegy or makes no difference SC?


Originally Posted by: Osprey 


SSTs have much less relevance with elevated (ie. not surface based) storms.


Originally Posted by: Stormchaser 


Thanks Ben


Nobody likes a smartass, especially another smartass...
If it ain't broke, don't fix it!
Arcus
19 July 2014 11:53:05

Lincs into E. and N. Yorks the area to watch in the next couple of hours as skies are clearing here and temperatures are responding rapidly.


 


EDIT: And some nice clearer slots appearing in the SE as well. 


Ben,
Nr. Easingwold, North Yorkshire
30m asl
Matty H
19 July 2014 12:02:03
And still it continues. 13 hours and counting. Huge claps of thunder. This better had cleared up by pub time
Jive Buddy
19 July 2014 12:05:52

And still it continues. 13 hours and counting. Huge claps of thunder. This better had cleared up by pub time

Originally Posted by: Matty H 


Same old problem eh Matty, always trying to clear the clap!


It's not over, until the fat Scandy sinks.....

Location: St. Mary Cray, S.E. London border with Kent.
idj20
19 July 2014 12:08:43

And still it continues. 13 hours and counting. Huge claps of thunder. This better had cleared up by pub time

Originally Posted by: Matty H 



You're putting Charmhills to shame! But looks like you are stuck under a train of developing storms.

Sun's now come out at this end after what has been a rather dull morning.  I suspect the solar heating and warm 950 hpas will now provide fuel for a sudden surprise MCS for us later on down the line (look what happened yesterday, has been clear and sunny all day and then suddenly *Bang!* came the evening).


Folkestone Harbour. 
Charmhills
19 July 2014 12:19:31

Matty stuck under the slow moving cold front.


Could prove interesting as is slowly makes its way NE later in the day and into this evening.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
Jive Buddy
19 July 2014 12:20:35


And still it continues. 13 hours and counting. Huge claps of thunder. This better had cleared up by pub time

Originally Posted by: idj20 



You're putting Charmhills to shame! But looks like you are stuck under a train of developing storms.

Sun's now come out at this end after what has been a rather dull morning.  I suspect the solar heating and warm 950 hpas will now provide fuel for a sudden surprise MCS for us later on down the line (look what happened yesterday, has been clear and sunny all day and then suddenly *Bang!* came the evening).


Originally Posted by: Matty H 


There was some guy on various social media outlets yesterday, who was predicting that East Kent would be missed, and kept 'banging' on about how it was "as I forecast", mentioning some kind of 'shield' over your area frequently too. He certainly got caught out...



It's not over, until the fat Scandy sinks.....

Location: St. Mary Cray, S.E. London border with Kent.
Jive Buddy
19 July 2014 12:22:00


Matty stuck under the slow moving cold front.


Could prove interesting as is slowly makes its way NE later in the day and into this evening.


Originally Posted by: Charmhills 


Some would say he's stuck under a slow moving train of showers....some possibly wish he was just stuck under a slow moving train


It's not over, until the fat Scandy sinks.....

Location: St. Mary Cray, S.E. London border with Kent.
howham
19 July 2014 12:23:25
One rumble here, 5 mins of heavy rain and now just grey and damp...
Twister
19 July 2014 12:29:51

Yesterday evening's approaching gust front and storm. Quite simply the best cloud structures I've seen!


Storm / gust front - Kent - 18 July 2014 - copyright Shaun Oliver


Storm - Kent - copyright Shaun Oliver


Storm in Kent 18 July 2014 - copyright Shaun Oliver


Kent storm 18 Jul 2014. Copyright Shaun Oliver


Kent storm 18 July 14 - copyright Shaun Oliver


Location: Egerton, Kent - 33m ASL
Thunder 2016: 12 (Apr 3,13; May 21; Jun 8,11,17,22,23,25, Jul 2,12, Aug 26)
Winter 2015/6: Snowfalls: 10 | Snowcover: 2 (Jan 17 (0.5cm)) | Air frosts: 39
Winter 2016/7: Snowfalls: 4 (Jan 12-3, Feb 10-11) | Snowcover: 2 (Jan 13, 2cm, Feb 11, 3-5mm) | Air frosts: 57 (2 in Oct, 10 in Nov, 13 in Dec, 19 in Jan, 6 in Feb, 3 in Mar, 4 in Apr)
"The heavens tell of the glory of God. The skies display his marvellous craftsmanship." (Psalm 19:1)
Stormchaser
19 July 2014 12:33:55

Good point Ben - just traced back those storms through time and they are ongoing from overnight, which given the overnight setup we had means they are probably of the elevated kind.


Despite this, they're still declining a bit as they make the Channel crossing.


Depending on what they do upon reaching the UK, they may only be a nuisance factor interrupting the solar heating for a time.


 


The convergence line hasn't moved much so far today, but it appears to be just starting to edge eastward, with cells firing up close to Ppole and Salisbury now.


 


It's reassuring for areas east of there that this convergence line is looking very capable of eliminating convective inhibition and unleashing the CAPE that builds up ahead of it.


What's rather exciting is the potential for the storms firing up through the afternoon to become ever more intense as the afternoon progresses.


If you have any problems or queries relating to TWO you can Email [email protected]

https://twitter.com/peacockreports 
2023's Homeland Extremes:
T-Max: 30.2°C 9th Sep (...!) | T-Min: -7.1°C 22nd & 23rd Jan | Wettest Day: 25.9mm 2nd Nov | Ice Days: 1 (2nd Dec -1.3°C in freezing fog)
Keep Calm and Forecast On
Charmhills
19 July 2014 12:38:50

http://www.wetterzentrale.de/pics/brack0.gif


More heavy storms in the east as the system waves about.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
JACKO4EVER
19 July 2014 12:42:09
Grey, damp and miserable here, feeling muggy though no sunshine or any thunderstorms to talk of
UncleGargy
19 July 2014 12:43:40
The storms are still rumbling around right now. We seem to have been under a constant feed of them all night and now it continues into the daytime. Making up for the lack of storms in the last few years 🙂

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