These pictures were taken by a telescope with a diameter only larger than the one at St Joseph's school in Penarth.
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Geraint Thomas retained the yellow jersey after Magnus Cort Nielsen won stage 15 of the Tour de France to Carcassonne.
Weed pollen will be low, however, spores will rise to elevated levels at times.
It will be dry this evening with some late spells of sunshine. Overnight it will become increasingly cloudy.