A storm is raging in Northern China, and officials have urged residents to stay at home unless absolutely necessary. The National Meteorological Center has issued an 'orange' level of alert, warning of winds up to 13 on the Beaufort scale. VBS reports recommendations to stay indoors, especially for those weighing less than 50 kg. Due to weather conditions, classes have been suspended in educational institutions. More than 400 flights have been canceled at Beijing International Airport 'Shoudou'.