* Astronomy

Blobrana · L

RE: Severn Bore

Blobrana · L

Surfers and kayakers turned out to ride a wave on a four-star River Severn bore through Gloucestershire on Sunday morning.
The surge wave, which ranges from one-star up to five-stars, is caused by the incoming tide being funnelled up the narrowing Severn Estuary.
Similar four-star waves are also expected on Monday and Tuesday.
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Blobrana · L

The largest recorded bore at Severn was on 15 Oct 1966 downstream of Stonebench, Glos., and attained a height of 9? ft (2.8m).
The biggest bore in the World is the Ch'ient'ang'kian in China which at spring tides reaches a height of up to 25 ft (7.5m) and is reported to last over 14 miles (22km).
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Blobrana · L

Huge Severn Bore attracts crowds

The largest River Severn bore in eight years has been surging through Gloucestershire.
Hundreds of people from all over the country have lined the river bank to witness the spectacle.
The huge wave, caused by the incoming tide being funnelled up the narrowing Severn Estuary, was expected to reach more than 5.4 metres (17.7ft) high.
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Blobrana · L

The Severn Bore is one of Britain's few truly spectacular natural phenomena. It is a large surge wave that can be seen in the estuary of the River Severn, where the tidal range is the 2nd highest in the world, being as much as 50 feet (approx. 15.4m).
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