Blizzards are classified as conditions that prevail for three hours or more and include frequent gusts, or sustained winds, of up to 35 miles per hour, along with considerable amounts of blowing or falling snow. These conditions can greatly reduce visibility, sometimes to less than a quarter of a mile.Know More
While the dangers associated with winter weather vary across the country, most Americans are likely to experience winter weather regarded as severe at some point. Winter storms in America range from moderate snowfall to blizzards that are accompanied by wind driven, blinding snow that lasts for a number of days. Most often, these storms are characterized by extremely low temperatures, along with freezing rain, ice, sleet, and strong winds. The main concern around winter storms is the weather’s ability to disrupt or knock out power, communication and heat services to residential and commercial areas.
In extremely bad weather, blizzards can last for many days. The extreme cold conditions combined with heavy snowfall have been known to immobilize entire regions, isolating the inhabitants and disrupting essential services. A blizzard warning is issued when frequent or sustained winds exceed 35 miles per hour and are accompanied by snowfall that severely reduces visibility, causing dangerous driving conditions.Learn more about Storms
According to the National Oceanographic and Atmospheric Administration, the conditions that can spawn a tornado occur so suddenly that accurately predicting a tornado more than a few minutes ahead of time is extremely difficult. The National Weather Service issues tornado watches when conditions are conducive to tornado formation in order to keep citizens alert and listening to weather broadcasts for storm warnings.Full Answer >
Storms classified as hurricanes generally originate in the tropical latitudes of the northern Atlantic Ocean and the Pacific Ocean east of the International Date Line. Tropical cyclones west of the International Date Line in the northern Pacific are called typhoons, and those that originate in the Indian Ocean or southern Pacific Ocean are simply called cyclones.Full Answer >
Tornadoes move at varying speeds but typically travel at around 30 miles per hour. Some tornadoes have been clocked moving as quickly as 70 miles per hour.Full Answer >
A bolt of lightning travels at approximately 224,000 miles per hour or approximately 3,700 miles per second. Lightning is a discharge of static electricity that has accumulated as a result of collisions between ice particles in storm clouds.Full Answer >