Weak low pressure is affecting the area and Thursday will be mainly fine though clouds that develop at midday and in the afternoon may lead to isolated showers or thunderstorms, mainly in the mountains and in the northeast.
Temperatures will rise to 29 C inland, around 26 C on the coasts and around 18 C in the mountains.
Tonight will be mainly fine but at dawn there may be patchy fog inland and in the east. Temperatures will be around 15 C inland, the west and north coasts, around 16 C on the south and east coasts and around 10 C in the mountains.
Friday and the weekend will be mainly fine while on Sunday there will be light dust in the atmosphere at intervals.
There will be a gradual, noticeably rise in temperature through to Sunday to above average for the time of year.