Thursday will start off mainly fine, becoming partly cloudy by noon with scattered showers and isolated thunderstorms, mainly inland and in the mountains.
Temperatures will be 21 C inland and in the mountains and around 10 C in the mountains.
Tonight will see increased, mainly high cloud. Temperatures will drop to 9 C inland, around 11 C on the coasts and 4 C in the mountains.
Friday will be mainly fine at first, becoming partly cloudy from noon on with scattered showers and isolated thunderstorms mainly inland and in the mountains.
The weekend will see intervals of increased cloud with the possibility of scattered showers on Saturday afternoon.
Temperatures are expected to remain at the same levels over the next three days which is close to average for the time of year.