People in Aberystwyth have felt tremors from a suspected sonic boom this lunchtime.
Owain Meredith from ITV News said it happened at around 1310, and the room shock with what initially sounded like an explosion.
He said two jets were seen flying overhead.
Sonic boom in Aberystwyth, shook the office and frightened the seagulls.
More top news
The rainy and unsettled conditions mean pollen levels will be low today but will go up to moderate for Thursday and Friday.
The more persistent rain will gradually move northwestwards leaving some southern parts dry later.
The global star announced 25 dates for his latest European stadium tour - and Cardiff will be one of them.