In the most part of regions after midday, and in the Southern regions both tonight and the whole time on Sunday rain and thunderstorm expected, heavy showers possible with hail! The air temperature in the Eastern regions will go down by 4-5 degrees, in the others falling expected on Monday. On the 20th of May mostly overcast, precipitation expected from time to time in the whole territory, heavy showers in the Eastern regions, hail and wind up to 23mps possible, too! The air temperature will go down in daytime by 2-3 degrees.