Understanding Severe Weather Systems
By Rachelle Oblack, About.com Guide to Weather
Severe weather events cost billions in dollars and cause thousands of deaths every year. No one around the world is safe from severe weather events. Temperatures can plummet or soar, winds can reach devastating levels, and rains can wipe out an area. Understanding the science behind these storms is crucial for both safety and public knowledge. Get to know these storms close up with pictures, descriptions, and FAQs on the world's most awesome weather extremes.
Hurricanes and Typhoons

From a small tropical depression to a massive Category 5 storm, hurricanes and typhoons are some of the most feared and dangerous weather systems in the world. Learn how the storms develop, gather strength, and eventually die down. Also, you will find profiles of famous storms and the devastations they left in their wake.
- Hurricanes 101
- What Is a Tropical Cyclone?
- The Birth of Hurricanes
- Atlantic Hurricane Names
- Hurricane Safety
- Hurricane Images
- Hurricane Season Maps
- Free Hurricane Tracking Charts - Blank Maps
- What Is a Storm Surge?
- Wind Shear - Hurricane Breaker
Floods

Flooding is a top-ranked weather disaster because of the long term effects of flood water damage. While the immediate effects of flash flooding can cause a loss of lives and property, there are other hidden dangers to flooding including poisons in the water supply, increase food prices, and damage to bridges and roadways that can take years to repair.
- The Types of Floods
- 100-Year Floods
- Why You Should Never Drive In a Flood
- Torrential Rain Definition
- Pumping Out a Flooded Basement
Tornadoes

If you have ever seen the power of a twister, you will know the reason many people fear these swirling disaster-makers. These severe weather storms are the most common in the United States and often leave lives destroyed and families shattered by loss. Learn how a tornado develops and the warning signs that may signal a tornado. Plus, get details on how you can prepare your family for a tornado and learn to stay safe!
Droughts

Droughts are some of the costliest forms of severe weather around the world. Droughts can directly lead to famines and food shortages. Prices for commodities such as grains and produce run high when drought conditions overrun an area.
- The Link Between Droughts, the Bubonic Plague, and Weather History
- Dusty House from Droughts? Blame Your Ancestors
- African Rain Rituals for Beating Drought
Lightning

There is no doubt that lightning flashing through the sky can inspire awe and fear. While the beauty of lightning has been photographed millions of times, lightning can cause massive destruction and death. From sparking wildfires, to individual lightning strikes, the power of lightning can be explored below.
- What is a Dry Thunderstorm?
- Lightning Death Statistics by Population
- 10 Most Dangerous States for Lightning Strikes
- Lightning Images
- What Is an Anvil Cloud?
Monsoon Season

Monsoon rains are both a blessing and a curse. In a Goldilocks Principle, too little rain in an area will cause drought. Too much rain and flash flooding and massive mudslides can kills hundreds and even thousands of people. Across the world, people look to the skies for rain...but in just the right amount.
Winter Weather

Winter weather is a type of severe weather in many parts of the United States and around the world. Blizzards, wind chill, freezing temperatures, and ice storms can all cause human and economic losses. Learn more about the ways you can protect yourself and your family when cold weather heads your way.
- The Types of Snow Storms
- Yellow, Red, and Blue Snow
- Why Is Snow White?
- The Causes of Winter Storm Deaths
- White Christmas Statistics
- Winter Travel Safety Tips
- Lake Effect Snow
- Types of Winter Weather Advisories
- What Is a Nor'easter?
- What Is Freezing Rain?
Extreme Heat

Extreme heat can cause potential problems in arid locations and in locations where summer temperatures soar. Get the latest information of heat safety as well as temperature records and extremes here.

