The class-3 warning for large amounts of snow and drift formation issued for Västernorrland is very unusual.

This is the highest warning level and according to SMHI's forecast, it can fall up to 70 centimeters of snow from Monday evening until Wednesday in Västernorrland.

Nitzan Cohen, who is a meteorologist at SVT, states that it looks as if the county will have a really bad weather with both large amounts of snow and strong winds.

The worst weather is expected along the coast.

- The Class 3 warning applies to northeastern Medelpad and Ångermanland, says Nitzan Cohen.

Hear what Nitzan Cohen says about the unusual Class-3 warning in the clip.