The capital is expected to see snowfall starting the late afternoon with the initial rain turning into snow and assuming the strength of a blizzard for some time.
Drivers are encouraged to start using winter tires with roads expected to be snowy and slippery.
"This evening many places will see the first snow and a blizzard... the map illustrates the expected depth of a snow cover from today's 18:00 to tomorrow's 13:00."
It will also get windy with gusts of 12 to 17 m/s across the country and higher in the coastal parts in the west.
Temperatures of 0..+5C are expected today.