Storms
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Video: What Causes a Tornado?
Learn what causes a tornado in this video!
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What Is the Polar Vortex?
And how does it cause such a freeze?
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How Does a Hurricane Form?
And what does Category 5 mean?
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What Causes Tornadoes?
These are the most violent storms on Earth. Can we forecast them even better?
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When disaster strikes!
Families need to know where to find the stuff they need.
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How Big Was Typhoon Haiyan?
Satellite images show just how huge it was.
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What Is Lake Effect Snow?
Why do areas near big lakes get so much snow?
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What Is the Coriolis Effect?
And what does it have to do with hurricanes?
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A Brief History of Lightning Detection
Really? A tool to detect lightning? It's pretty hard to miss, isn't it?
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Hurricane Simulation
Explore the relationship between sea surface temperatures and hurricane strength.
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What Is a Gust Front?
Fast winds that fall from thunderstorms
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What Causes Lightning and Thunder?
What is the source of all the blinding light and earth-shaking sound?
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Make Lightning with ZAP!
You're an updraft! In this game, build up charges within a storm cloud!
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What Is a Firestorm?
Some wildfires grow so large that they can create their own weather system.
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What Is a Dust Storm?
Learn all about these walls of dust that can be miles long and several thousand feet high.
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Video: What Causes a Thunderstorm?
All thunderstorms have the same basic ingredients. Watch this video to learn more!
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The Most Extreme Weather in America
Check out five of the most extreme storms in US history and see what they looked like from the view of a NOAA weather satellite!
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Tornado Simulator
Adjust the width and pressure difference of a tornado and watch what happens
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What Is a Monsoon?
A monsoon is a shift in winds that often causes a very rainy or dry season.
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How Far Away Is Lightning? (Simulation)
Learn to determine how far away a thunderstorm is!
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Video: How Do Hurricanes Form?
Watch this video to learn how hurricanes form.
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Video: What Causes Lightning?
Watch this video to learn what causes lightning.
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What Is a Nor'easter?
Learn about this type of storm that forms along the East Coast of North America.
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What Is a Derecho?
And why are they so destructive?