Today in Sliven,it will become very humid. Changeable skies becoming fairly cloud-free in the morning, some sun but cloud building in the afternoon. No precipitation in the morning, some intermittent drizzle in the afternoon. Light winds.
The reliability of the situation is good.
Temperatures will vary between 0 and 9°C, it will be cold in the morning.
Tonight,good clear periods but cloud building. Showers starting in the middle of the night. Light winds.