After a long period of warm weather in Central and Eastern Europe came winter. Over the weekend, snow and sleet worsened the situation on the roads. Because of the poor coefficient of friction truck stopped and blocked traffic. Polish and Belarusian media reported hours of congestion on the roads. Last Friday, during the passage of cyclone "Olaf" in the Kaliningrad region and Poland celebrates strong wind accompanied by heavy wet snow, then sharply colder. After thawing in the Kaliningrad region and Poland, the temperature dropped to -15 °, the Baltics and Belarus hit 20 degrees of frost.