Friday will be cloudy with the possibility of some light showers.
In its early morning weather bulletin, the Met Office said that weak low pressure is affecting the area.
There will be light dust today and tomorrow.
Today will be mainly cloudy and light, local showers are forecast with the possibility also of thunderstorms in the afternoon.
Temperatures will rise to 26 C inland, around 22 C on the coasts and 16 C in the mountains.
Tonight will be partly cloudy. Temperatures will fall to 11 C inland, around 13 C on the coast and 8 C in the mountains.
Saturday will be mainly fine, but in the afternoon there will be increased local cloud with the possibility of isolated showers, mainly in the mountains.
Sunday and Monday will be mainly fine.
Temperatures will edge up to a little above the seasonal average.