During the night, there will be fog or low-level cloud in the Danube Plain and the Struma Valley. Over Southwestern Bulgaria, the cloud cover will be significant and there will be rain in places. Clear weather will prevail over the eastern regions of the country. Minimum temperatures will be mainly between 5° and 10°, in Sofia - around 5°. Temperatures will remain lower in the northwestern regions of the country.
Atmospheric pressure will decrease and will be significantly lower than the monthly average.
Tomorrow will be mainly cloudy and windy. There will be rain in many places in Western and Central Bulgaria, significant in the extreme southern regions of the country. A moderate to strong wind will blow from the south-southwest and with it the temperatures will remain high. The maximums will be mainly between 10° and 15°, lower in Northwestern Bulgaria, where they will have almost no daily variation - mainly between 2° and 4°. In the Danube Plain, the wind will turn from the west-northwest and cold air will begin to rush in. The rainfall will continue during the night before Thursday and with the decrease in temperatures in Northwestern Bulgaria there will be conditions for icing.
On the Black Sea coast, cloudy weather will prevail and there will be rain in the afternoon. A moderate, temporarily strong wind will blow from the south-southwest. Maximum temperatures will be 15° - 17°. The temperature of the sea water is 9°-11°. The sea swell will be 3-4 points.
Over the mountains, it will be mainly cloudy and windy. There will be rain, significant in the southern regions of the Rila-Rhodope region, Belasitsa and Ograzhden. Above about 1800 meters the precipitation will be snow. A strong to stormy wind will blow from the southwest. The maximum temperature at an altitude of 1200 meters will be around 9°, at 2000 meters - around 3°.
On Thursday, with the passage of a cold atmospheric front, the wind throughout the country will turn from the northwest, will intensify and cold air will rush in with it. It will be cloudy, the rainfall will continue, and with the decrease in temperatures in most of the country the rain will turn into snow. Temperatures will remain almost without diurnal variation - from minus 1° - minus 2° in the northwest to 13°-14° in the southeastern regions. During the night before Friday, the rainfall will quickly stop, and the cloud cover will break up, and on Friday it will decrease to mainly sunny. The wind will weaken and will turn from the south. Minimum temperatures will be between minus 8° and minus 3°, and maximum temperatures - between 2° and 7°.