Dylan Lewis, a resident of Aberystwyth, has described what happened when a suspected sonic boom shook the town earlier today.
He said "there was an incredibly loud boom. I thought the chimney had collapsed - so I ran out into the garden."
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It is going to stay fine and dry through the night with light winds.
It is going to stay fine and dry throughout.
There have been four deaths on the M4 in just the last eight days following crashes between Swansea and Newport.