What is the biggest tornado ever?

Tri-State Tornado 747 deaths - - The Tri-State Tornado: The deadliest single tornado in American history claims 695 lives as the monster twister crosses Missouri, southern Illinois and into southwestern Indiana. The wider tornado outbreak leaves 747 people dead.

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In respect to this, can 2 tornadoes join together?

When two tornadoes meet, they merge into a single tornado. It is a rare event. When it does occur, it usually involves a satellite tornado being absorbed by a parent tornado, or a merger of two successive members of a tornado family. What is an F5 tornado? This is a list of tornadoes which have been officially or unofficially labeled as F5, EF5, or an equivalent rating, the highest possible ratings on the various tornado intensity scales. F5 tornadoes were estimated to have had maximum winds between 261 mph (420 km/h) and 318 mph (512 km/h).

Whats worse tornado watch or warning?

"A watch is issued when conditions are favorable, for example, either for a severe thunderstorm or tornadoes," AccuWeather.com Senior Meteorologist Dan Kottlowski said. "It doesn't mean severe weather is imminent." A warning means that either a tornado has been spotted or a radar has picked one up. And another question, has the us ever had a tsunami? Large tsunamis have occurred in the United States and will undoubtedly occur again. Significant earthquakes around the Pacific rim have generated tsunamis that struck Hawaii, Alaska, and the U.S. west coast. The most noteworthy tsunami resulted from the 1929 magnitude 7.3 Grand Banks earthquake near Newfoundland.

What would happen if two tsunamis collide?

The waves would continue on their paths with some amount of addition or subtraction. Sometimes large incoming shore waves will produce a significant backwash wave. Where the water is shallow the backwash wave adds to another incoming wave to produce a bigger wave but in deeper water they simply pass through each other. What does a tsunami look like underwater?

Moreover, what states have no hurricanes?

Montan. Montana features both the Rocky Mountains and the Great Plains and is one of the safest states from natural disasters. It is generally safe from hurricanes, earthquakes, and tornadoes, however, it does experience flooding.