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ウェールズ南西部ペンブルックシャーの港で起きた奇妙な潮の干満の謎


ウェールズ南西部ペンブルックシャーにあるソルバ港で
潮流が逆流する「気象津波?」が発生した。

「気象津波」は気圧の乱れによって引き起こされる津波のような現象と
言われているみたいだけど、それで起きるなら頻繁に起きても
いいはずだけど、気象ニュースをよく書いているからわかるけど、
こんなことめったにない。

約3時間の間に5回水が出たり入ったりしたそうです。
地元の人がペンブルックシャー州の海岸沿いで
起きていないか調べたら、何処も起きていないと。
まったく説明のつかない現象だったと。
この湾だけなら気圧は関係ないですね。

Water rushes out of Solva Harbour in Pembrookshire, Wales on June 23, 2022
aaSolva_Harbour_during_the_tidal.jpg
© Charles and Claire Davies
The surges have been described as "extraordinarily powerful".
aasolva.jpg

ペンブルックシャーの場所。
ペンブルックシャー

「ペンブルックシャーの港で起きた奇妙な潮の干満の謎。
穏やかな日、そよ風が吹く中.、それはどこからともなくやってきた。
奇妙な出来事だった。
見上げると、入ってくるはずの潮が押し寄せているのが見えた。
水が何かしてはいけないことをしているのがすぐにわかった。
あるソルバの漁師は、こんなことは見たことがないと言った。
まったく説明のつかない現象だった。
私(Andy Davies)は論文の著者であるヨーク・セント・ジョン大学の
ジュリアン・トンプソン博士に連絡を取った。
彼は流星群を専門としている。
彼は高潮か流星津波が「有力な候補」だと考えている。」

Andy Davies@adavies4
https://twitter.com/adavies4/status/1539350705013723145

'It came out of nowhere'

The mystery of a bizarre tidal event in a Pembrokeshire harbour

A storm surge? Or has the village of Solva, in West Wales, just witnessed a 'Meteotsunami'?

BRIEF THREAD ⬇️🌊
[for anyone interested in matters tidal!]
#c4news

aaFVzerC7WUAArfCj.jpg

I got a call from my cousin this wk. His house overlooks Solva harbour in Pembs. He told me they’d witnessed a really strange event on Saturday morning: the tide appeared to start rushing out 1 hour before high tide, causing highly unusual rapidly-flowing surges in the water...

'It was bizarre'

On a calm day, with a gentle breeze... this is a brief extract of what they filmed at a distance from their home – [published here by kind permission of Charles Davies©️].

https://twitter.com/adavies4/status/1539352285528080394

Claire Davies: ‘I looked up & saw the tide rushing out when I knew it was supposed to be coming in; it was immediately striking that the water was doing something it shouldn’t; the power of those surges was extraordinary’

One Solva fisherman said he'd never seen anything like it

It appeared completely inexplicable.
They then started searching the news to see if anyone else had reported something similar along the coast. Nothing emerged in Wales. But then another family member came across this article….from Ireland:

aaa8-qLChV4.jpg
https://www.irishtimes.com/ireland/2022/06/19/locals-perplexed-by-sight-of-tide-going-the-wrong-way-off-cork-coast/

Weirdly no one else, seemingly, has reported – so far - anything similar along the Pembrokeshire coast.

A friend of theirs then found this article on ‘meteotsunamis’...

https://rmets.onlinelibrary.wiley.com/doi/epdf/10.10

A meteotsunami, I've learned today, is caused from pressure pertubations in the atmosphere [as opposed to ‘bottom-up’ seabed movement]...

I got in touch with the paper's author Dr Julian Thompson, from York St John Univ. He specialises in meteotsunamis. He's watched the wider footage and thinks a storm surge or a meteotsunami are 'the two prime candidates'...

He thinks the tidal event along the Irish coast is 'probably' linked to what happened in Solva. Says there are fewer than 10 meteotsunamis on average per year witnessed around the UK - areas most prone: south west corner of Wales to Isle of Wight & northern part of the North Sea

Dr Thompson says it's not clear whether meteotsunamis are increasing in frequency [as recording of them only dates back 20-25 years] but documenting where they happen is an important public safety measure given the suddenness with which they can emerge

Anyway, I found it all very intriguing - Dr Julian Thompson @YorkStJohn
says he's now referred this to the Met Office to investigate further to establish whether it's a) a storm surge b) a meteotsunami or c) 'something else in which case we hold hands up and say: we don’t know!'

Production/filming credit on this particular story, with much gratitude, to my cousins in #Solfach🙏

aaFVzrlZgXoAU6df1.jpg



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