Extrémní závažnost

Formation / increase in snow cover ≥ 15cm within 12-hour period above 1000 MSL

Popis

Serious problems in traffic, transport and other forms of communication. Makes already existing dangerous security situations more complicated (serious difficulties in the rescue action). The risk of breaking branches off trees. Potential danger of destruction of roofs on buildings. Seriously loading transmission lines and other facilities.

Extrémní závažnost

Glaze or icing on wet areas

Popis

Problems in traffic and transport (slippery road condition). The adverse impact of freezing on transmission lines (lines for the transmission of electricity), electric railways, ski lifts, TV towers and other antenna towers.