The weather will be mainly fine at first on Thursday, before locally increased cloud brings isolated showers, mainly in the mountains, around midday and during the afternoon.
Winds will initially be light and variable at 3 Beaufort, gradually becoming south-westerly to north-westerly, light to moderate at 3 to 4 Beaufort. On the southern coast, winds will strengthen to 4 to 5 Beaufort during the afternoon.
The sea will be slight.
Temperatures will rise to around 40C inland, 31C on the west and south-west coasts, 35C on the remaining coasts and 29C in the higher mountains.
On Friday, Saturday and Sunday, the weather will initially be mainly fine. Developing cloud around midday and during the afternoon is expected to bring isolated showers and thunderstorms, mainly over the mountains and in inland areas.
Temperatures will drop slightly on Friday and remain largely unchanged through Sunday, settling close to the seasonal average.
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