On Thursday morning, fog will begin to form in the lowlands and valleys. The lowest temperatures will range from 0°C to 5°C, in the easternmost regions up to 8°C-10°C, for Sofia around 1°C. The maximum temperatures will range from 12°C to 17°C, for Sofia around 12°C.

It will be mostly sunny in the mountains. There will be moderate southwesterly wind. The maximum temperature at an altitude of 1,200 meters will be around 11°C, at 2000 meters – around 4°C.

It will be mostly sunny along the Black Sea coast. Before noon, there will be low clouds or fog in some places, more persistent along the southern coastline. Daytime highs will range from 11°C to 15°C. The seawater temperature is 8°C-9°C. Sea state 2-3.

On Friday, it will still be relatively warm. In the afternoon, the cloud cover will increase from the west, and by evening, it will start raining in some areas of Western Bulgaria.

The weather will be mostly sunny in the Balkans, with low clouds and reduced visibility in the southeast. It will be cloudy along the Adriatic coast, with rain showers in some areas.