Heavy snow on Thursday night gridlocked roads in Seoul and Gyeonggi, causing delays that persisted into Friday morning’s commute and triggering complaints about insufficient preparation. Local authorities faced criticism for not adequately addressing early forecasts of severe winter conditions. The disruption affected public transport and road traffic as crews worked to clear snow and ice. Weather updates reported accumulating snowfall and icy conditions across major arterial routes, contributing to slower travel times. No further corroborating details available in the provided excerpt.