The National Weather Administration (ANM) has issued, on Sunday, a Code Yellow warning for atmospheric instability for the western, northern, central, north-eastern regions and the mountain areas, in force August 6-8, as well as two Code Orange and Code Yellow advisories for heatwave for the regions of Oltenia, Muntenia and Dobrogea for August 7.
According to the weather service, in the interval between August 6, 18:00 hrs- August 8, 6:00 hrs, in the western, northern, central, north-eastern regions and the mountain areas, temporarily, the atmospheric instability will be accentuated and will manifest itself through storms, torrential downpour, frequent lightning and hail. The rains will exceed locally 20 liters/square meter and, in isolated areas, 40-50 liters/square meter.
Such phenomena will be more frequent on the Sunday night through Monday morning in the mountain regions, as well as in Crisana, Maramures, Transylvania, Banat as well as in large parts of Moldova.
Throughout Monday and during Monday to Tuesday night, atmospheric instability will continue mostly in the hill and mountain areas, as well as in Transylvania, Moldova and Maramures.
On the other hand, the Code Orange for heatwave will comprise nine counties in Oltenia, Muntenia and Dobrogea, as well as Bucharest.
Thus, Monday, the heatwave will persist in Oltenia, Muntenia and Dobrogea, where thermal discomfort will remain particularly high. Minimum temperatures will not go below 20 degrees Celsius.
In the counties of Dolj, Olt, Teleorman, Giurgiu, Ilfov, Calarasi, Ialomita, Constanta, and in the low areas of Mehedinti, as well as in Bucharest City, the maximum temperatures will frequently soar between 36 and 39 degrees, while the Temperature Humidity Index (THI) will be of 82-84 units.
Furthermore, in the north of Oltenia, Muntenia and Dobrogea, areas under a Code Yellow for heatwave, maximum temperatures will be comprised, generally, between 34 and 36 degrees, and the THI will stand at the critical mark of 80 units.