NIMH: Mostly Cloudy with Brief Showers in some Places

It will be variably cloudy today. Cumulus and cumulonimbus clouds will develop in central and mountainous areas, with brief showers and thunder in some places, mainly in the Rila and Rhodope mountains. A moderate temporarily strong wind from the west-northwest will bring cool air. Maximum temperatures will drop to 26C to 31C. 

Sunny and Hot Today with Maximum Temperatures Between 33C and 38C

It will be sunny today, hot around midday and in the afternoon. Light southeast wind. Maximum temperatures between 33C and 38C, Sofia 33C. Atmospheric pressure is close to the average for August, it will fall.
The Black Sea coast will be sunny with a light southeast wind. Maximum air temperatures at 27-30C. Sea water temperature at 25-27C.

Sunny Weather Today, with Highs Between 28C and 33C

It will be sunny today, with light clouds in the afternoon in eastern Bulgaria and in the mountains. Daytime temperatures will rise further to highs between 28C and 33C, in Sofia around 29C. 
It will be mostly sunny along the Black Sea coast, with a breeze and highs between 27C and 30C. The temperature of the sea water is from 22-23C on the north coast to 27C to the south. 

Mainly Sunny Today in Bulgaria, with Maximum Temperatures between 23C and 28C

Today, the rain in the eastern and southern areas will gradually stop in the morning hours, cloud will break and clear. Atmospheric pressure is slightly lower than the average for July, it will rise slightly. During the day, sunshine will prevail across the country, with some increase in clouds but no rain expected. The north wind, mostly moderate, will continue to bring cool air.

New heatwave to blast Greece until Wednesday

Hot air masses from Africa are expected to return to Greece on Sunday and affect the weather until next Wednesday, according to the National Observatory's Meteo weather service.
The new intense heatwave will affect several continental parts of the country and urban centers, with temperatures forecast to reach or exceed 40 degrees Celsius locally.

It Will be Mostly Sunny Today, in the Afternoon, Thunder Clouds Will Form Again Bringing Showers

It will be mostly sunny today. Before noon fog will form in places in lowlands and valleys. Around noon and in the afternoon, thunder clouds will form again, bringing rain showers and thunder to some places in western and central Bulgaria.