 Blizzard swept across swaths of Russia on December 15, carpeting Moscow on one of the biggest snowfalls in decades and sowing chaos on major roads where truck drivers battled with more than 20 cm of snow and strong winds.A cyclone brought more than a day of constant blizzards to the Russian capital and what could be one of the strongest snowstorms to hit Moscow in 60 years, according to meteorologists. More than one-fifth of the average snowfall for December was recorded over just. 24 hours at meteorological stations across Moscow where streets were blanketed in snow and motorists struggled to get their cars out of parking spaces, the justmedia weather websites said total December snowfall in Moscow could reach 50 cm, the highest recorded for that month, schools in some regions of European Russia were closed due to the snowfall, Russian television reported. A vast 10-kilometer traffic jam formed overnight on one of Russia's major roads, the M-4, to the south, trapping motorists in freezing temperatures.