Cumulonimbus: Cumulonimbus Look like a gray blanket or puffs of • smoke Made up of piles of cumulus clouds • Usually produce thunderstorms • Storms Storm Type Associated Weather When Storms Occur Conditions Thunderstorm Heavy rain, strong wind, When a warm, moist air flashes of lightning, rolls of mass near the ground is thunder. covered by a mass of cold air. Severe thunderstorms have winds of 58 mph or greater. Hurricane (tropical storm Heavy rain, strong whirling When a warm low-pressure over the Atlantic Ocean) winds, high tides, and huge weather system is waves. Hurricanes are surrounded by cooler air. formed over water. Winds exceed 75 mph. Tornado (funnel-shaped Strong whirling winds in a When a warm, moist air cloud) funnel-shaped cloud. mass near the ground is Tornadoes are formed over covered by a mass of cold land. air and creates a strong, rotating column of air that reaches from a cumulonimbus cloud on to the ground. Big Idea Questions
Cumulonimbus: Cumulonimbus • Look like a gray blanket or puffs of smoke • Made up of piles of cumulus clouds • Usually produce thunderstorms Storms Storm Type Associated Weather Conditions When Storms Occur Thunderstorm Heavy rain, strong wind, flashes of lightning, rolls of thunder. When a warm, moist air mass near the ground is covered by a mass of cold air. Severe thunderstorms have winds of 58 mph or greater. Hurricane (tropical storm over the Atlantic Ocean) Heavy rain, strong whirling winds, high tides, and huge waves. Hurricanes are formed over water. When a warm low-pressure weather system is surrounded by cooler air. Winds exceed 75 mph. Tornado (funnel-shaped cloud) Strong whirling winds in a funnel-shaped cloud. Tornadoes are formed over land. When a warm, moist air mass near the ground is covered by a mass of cold air and creates a strong, rotating column of air that reaches from a cumulonimbus cloud on to the ground. Big Idea Questions