Blizzard

The video discusses the impact and formation of blizzards, highlighting historical events like the Blizzards of 1888 and 1978. It defines a blizzard as a severe snowstorm with strong winds and low visibility, as per the National Weather Service. The formation of blizzards requires specific conditions: moisture, a clash of warm and cold air, and below-freezing temperatures. The video explains how blizzards form, often following warm weather, and the dangers they pose, including frostbite, hypothermia, and economic losses due to infrastructure damage.

Which of the following blizzards resulted in more than two feet of snow in the northeast United States?

• Blizzard of 1978

• Blizzard of 1888

• Blizzard of 2003

• Blizzard of 1993

What is the minimum wind speed required for a snowstorm to be classified as a blizzard by the National Weather Service?

• 40 mph

• 25 mph

• 30 mph

• 35 mph

Which condition is NOT necessary for the formation of a blizzard?

• Moisture to form clouds

• Warm air rising over cold air

• High temperatures at ground level

• Below freezing temperatures in the clouds

What typically causes the strong winds associated with blizzards?

• Steep pressure gradient

• Low pressure to the west

• Warm air sinking rapidly

• High pressure inside the storm

Which of the following is a common health risk associated with shoveling snow after a blizzard?

• Heart attacks

• Frostbite

• Dehydration

• Hypothermia