The worst November snowstorm in half century has hit Seoul, grounding hundreds of lights countrywide and disrupting commuter traffic in the capital.

A deadly and historic November snowstorm paralyzed parts of South Korea on Wednesday, as heavy snow warnings led to widespread power outages and flight cancellations.

South Korea's capital was blanketed on Wednesday by the heaviest snowfall in Seoul during November on record, with bad weather snarling traffic, knocking out power and grounding hundreds of flights as authorities braced for more snow in coming days.