In the morning, the temperatures will be balmy, ranging from 15 to 20 degrees Celsius, up to 23 at the coast. During the day, it will warm up to between 30 and 35 degrees.

The Environment Agency has issued a warning over the heat.

Clouds will start gathering on Wednesday, bringing local showers to the eastern and northern Slovenia. The heat will abate somewhat.

During the night, the rain will spread to the entire country and some heavy rainfall is expected.

It will be cloudy with occasional rain on Thursday. Northerly to north-easterly winds will blow inland, while a weak to moderate bora will push through the western Primorsko region.