The first day of the seven-day 1972 Iran blizzard, which would kill at least 4,000 people, making it the deadliest snowstorm in history.

The Iran blizzard of February 1972 was the deadliest blizzard in history. A week-long period of low temperatures and severe winter storms, lasting 3–9 February1972, resulted in the deaths of over 4,000 people. Storms dumped more than 3 metres (9.8 ft) of snow across rural areas in northwestern, central and southern Iran.Southern Iran received as much as 8 metres (26 ft) of snow, burying at least 4,000 individuals. According to contemporary reports by the newspaper Ettela'at, the city of Ardakan and outlying villages were hardest hit, with no survivors in Kakkan or Kumar. In the northwest, near the border with Turkey, the village of Sheklab and its 100 inhabitants were buried.