EDIT: the Cold stays at least a week out

– We have a low pressure that is located around the north of Värmland and during the days will move slowly to the north. This is a comming of northern Norrland and western Dalarna, and Jämtland, so pass it on wholly or partly in the snow, said SMHI's meteorologist Henry Reimer.

Mainly in the Dala - and Härjedalsfjällen is expected to heavy snowfall, up to 30 centimeters. Given that it is may however, temperatures are unusually low and will cause difficulties on the roads which is why SMHI has issued a class 1 warning for the worst snödrabbade areas.

even further north and inland the hinterland, and at night it goes down to zero even in the south of Sweden, so in the worst case, it can be the local slip is also there.

" It's a setback and cooler, ostadigare weather will last at least a week out. The high from april has given way to a low pressure with colder air from the north, so the summer weather from april, as well as released in the early spring weather, " says Henry Reimer.

Read more: Coldest may in decades in many places

last Saturday, noted the extremely low temperatures in both the north and the south. SMHI's measuring station in the group Maybe listed minus 7.8 percent, which was the coldest majtemperaturen since 1967 and in the Hanö was 1.6 degrees, the coldest may since 1985.