These images show: a thunderstorm, a radar image of a thunderstorm, activities where people need to take caution because they are in potential danger due to a thunderstorm, and a weather radio.
Images Courtesy of NOAA Photo Library, NOAA Central Library; OAR/ERL/National Severe Storms Laboratory (NSSL), National Weather Service Forecast Office of Louisville, KY, Alicia Pearce, Mitchell Shmiga
Thunderstorms can be really dangerous! Flash floods, lightning
bolts, hail, tornadoes...all of these
things can hurt you if you're not careful. So here's some safety tips.
GO INSIDE! If you hear distant thunder or see a flash of light, get
indoors immediately. Seek shelter from sturdy buildings, not
lean-tos or outhouses. You can stay in a car if that is your only
option, but do not touch any of the metal on the car. If you cannot find
shelter, stay away from
tall, isolated objects such as trees, poles, or posts. Make sure that
you are not the tallest object by crouching down.
Crouch down, bend forward, and grab your ankles. Keep your head down.
Do not lie flat on the ground and try to keep out of puddles or other
If you can get into a house or
school, go down
to either the basement or a room that is in the center of the building.
Stay away from windows. That way, if a tornado touches down, you'll be
Do not use a phone or a computer
during a thunderstorm. Do not take a shower or wash dishes. Lightning
can strike the plumbing or electrical wires
that connect to your house and give you an electrical shock if you use
After the storm passes, wait about half an hour before leaving the house.
Lightning can still be prevalent in the sky, and more storms may come.
If there are downed power lines anywhere around you, DO NOT touch them.
Call your electrical company and have them take care of it.
Shop Windows to the Universe Science Store!
The Fall 2009 issue of The Earth Scientist
, which includes articles on student research into building design for earthquakes and a classroom lab on the composition of the Earth’s ancient atmosphere, is available in our online store
You might also be interested in:
Lightning is the coolest thing about a thunderstorm. In fact, it is how thunderstorms got their name. Wait a minute, what does thunder have to do with lightning? Well, lightning causes thunder. Lightning...more
Dangerous flash floods have killed hundreds of people and caused lots of damage to buildings and roads in the Front Range of Colorado’s Rocky Mountains. The area gets summer flash floods because of its...more
Thunderstorms are one of the most exciting and dangerous types of weather. Over 40,000 thunderstorms happen around the world each day. Thunderstorms form when very warm, moist air rises into cold air....more
Ever looked up in the sky on a lazy Sunday afternoon and just watched the clouds? Well, here's a project where you can do just that and learn something too! This project works best if you do it with a...more
Lightning is very dangerous! About 100 people are killed each year by lightning. That's more than tornadoes or hurricanes! Here are some more neat facts about lightning. Most people that are hit by lightning...more
There are two main types of thunderstorms: ordinary and severe. Ordinary thunderstorms are the common summer storm. Ordinary thunderstorms last about one hour. Rain and small hail occur. Severe thunderstorms...more
A supercell thunderstorm is a huge rotating thunderstorm. It can last for several hours. These storms are likely to form long lasting tornadoes and large hail. There are two types of supercell thunderstorms....more