At night, mainly in the north-eastern regions Bulgaria, there will be temporary increases in cloudiness and short rainfalls with thunder. The sky will be mostly clear in the rest of the country.

On Tuesday, the air mass over the country will remain unstable. There will be brief showers with thunderstorms in some places in the afternoon. There are also conditions for hail. The highest temperatures will be between 29° and 34°C; in Sofia - around 29°C.

Cumulus clouds will develop over the Black Sea coast. There will be short rainfalls with thunder in some places. There will be moderate north-easterly wind. The highest temperatures will reach 29°-31°C. The temperature of the sea water is 28°-29°C.

In the mountains, brief showers and thunderstorms are expected in the afternoon. There are conditions for hail. The highest temperature at 1200 meters will be around 24°C; at 2000 meters - around 17°C.