Terrible TornadoesTerrible Tornadoes

By Andrew BradshawBy Andrew Bradshaw

Terrible TornadoesTerrible Tornadoes

A tornado is a violent storm with A tornado is a violent storm with strong winds. It can be strong winds. It can be devastating to everyone in the devastating to everyone in the neighborhood or even a whole neighborhood or even a whole city. city.

CausesCauses

Tornadoes are formed by a Tornadoes are formed by a thunderstorm. It needs moist air thunderstorm. It needs moist air from the gulf and cool, dry air from the gulf and cool, dry air from Canada. from Canada.

CausesCauses

When the two air masses meet, When the two air masses meet, they create instability in the they create instability in the atmosphere. A change in the wind atmosphere. A change in the wind direction, increasing wind speeds, direction, increasing wind speeds, and with increasing height- a and with increasing height- a tornado is born. tornado is born.

DamagesDamages

F0-branches off trees, miner roof damageF0-branches off trees, miner roof damage

40-72 mph.40-72 mph. F1-trees snapped, mobile homes pushed off F1-trees snapped, mobile homes pushed off

foundations, roofs damaged. 72-112 mph.foundations, roofs damaged. 72-112 mph. F2-mobile homes destroyed, trees uprooted, F2-mobile homes destroyed, trees uprooted,

strongly built homes unroofed. 113-157 mph.strongly built homes unroofed. 113-157 mph.

DamagesDamages

F3-trains over turned, cars lifted off F3-trains over turned, cars lifted off ground, strong built homes, outside walls ground, strong built homes, outside walls completely blown away. 158-206 mph.completely blown away. 158-206 mph.

F4- houses leveled leaving piles of F4- houses leveled leaving piles of debris, cars thrown 300 yards or more. debris, cars thrown 300 yards or more. 207-260 mph. 207-260 mph.

F5-strongly built homes completely F5-strongly built homes completely blown away, automobile sized missiles blown away, automobile sized missiles generated. 261-313 mph.generated. 261-313 mph.

Things to be safeThings to be safe

You need a first aid kit, battery You need a first aid kit, battery powered radio, a flashlight and powered radio, a flashlight and extra batteries, bottled water, extra batteries, bottled water, canned fruit and dried food, and canned fruit and dried food, and seek shelter.seek shelter.

Extra StuffExtra Stuff

The U.S. is the capital of The U.S. is the capital of tornadoes.tornadoes.

Tornado ally has the following Tornado ally has the following states Texas, Oklahoma, states Texas, Oklahoma, Nebraska, Iowa, Missouri, Kansas.Nebraska, Iowa, Missouri, Kansas.