Seasonal low pressure is affecting the area.
Tuesday will be mainly fine with increased local cloud at midday and in the afternoon.
Temperatures will rise to 37 C inland, around 30 C on the west coasts, around 32 C on the remaining coasts and 27 C in the mountains.
Tonight will be mainly fine with low cloud or patchy fog locally. Temperatures will fall to 21 C inland, around 22 C on the coasts and 15 C in the mountains.
Wednesday will be mainly fine but clouds that develop early in the afternoon may lead to isolated showers or thunderstorms in the mountains and inland. At night, increased cloud at intervals are expected to lead to scattered showers with the possibility of thunderstorms, mainly in the west and north.
Temperatures will remain at the same levels which is close to average for the time of year.
Thursday will be mainly fine with increased cloud locally at intervals, while isolated rain is possible in the morning in the west and north. Clouds that form early in the afternoon are expected to lead to isolated rain or thunderstorms in the mountains, inland and on the southeast and south coasts.
Temperatures will edge down, mainly inland and in the mountains to a little below average.
Friday will be mainly fine with increased local cloud at midday and in the afternoon. Temperatures will edge up to close for average for the time of year.
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