Virginia has around 35–45 days with thunderstorms annually, and storms are common in the late afternoon and evenings between April and September. These months are also the most common for tornadoes, fifteen of which touched down in the Commonwealth in 2020. Hurricanes and tropical storms can occur from August to October, and though they typically impact coastal regions, the deadliest natural disaster in Virginia was Hurricane Camille, which killed over 150 people mainly in inland Nelson County in 1969. Between December and March, cold-air damming caused by the Appalachian Mountains can lead to significant snowfalls across the state, such as the January 2016 blizzard, which created the state's highest recorded snowfall of near Bluemont. Virginia only received of snow during winter 2018–19, just above the state's average of .