Observe various severe weather phenomena in this image gallery from WGBH. Weather is the combination of factors -- temperature, wind, snow or rain, and sunlight and clouds -- that happen in a specific place at a specific time. Sometimes...

Browse pictures of severe storms, such as blizzards, cyclones, ice storms, and typhoons, while exploring the causes and often dangerous effects of these natural weather phenomena.

This National Severe Storms Laboratory Photo Album features amazing photographs of tornadoes, instruments, sky scenes, lightning, and hail.

This Hazards Assessment from the Climate Prediction Center is intended to provide emergency managers, planners, forecasters and the public advance notice of potential hazards related to climate, weather and hydrological events. Check out...

Source of weather maps, forecasts, images, and data for the world. Maps include temperature, radar, visibility, wind, heat index, wind chill, humidity, and dew point.

Web site that contains detailed statistics involving natural disasters by year and type of disaster. Statistics are available in .pdf format.

Photos, diagrams, and other images related to weather.

Hurricane Matthew hit the Southeast United States after slamming island nations in the Caribbean. View images of the damage it left in its wake.

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations.

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations and the instruments that measure them. Here you can find a photograph of a solar-powered Surface Automated Measurement (SAM) site....

This site contains a map of the Average Annual Days of Thunderstorms in the US. Cities are ranked in a table according to their average annual thunderstorm. Look for your city!

In this virtual field trip students learn about the formation of tornadoes. Students also visit websites where they can research various types of information about tornadoes.

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations and the instruments that measure them. Here you can find a photograph of the second Doppler weather radar built by the National...

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations and the instruments that measure them. Here you can find a photograph of the first Doppler weather radar built by the National...

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations and the instruments that measure them. Here you can find a photograph of the first doppler weather radar built by the National...

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations and the instruments that measure them. Here you can find a photograph of the first Doppler weather radar built by the National...

Interesting map with information comparing Hurricanes Rita and Katrina.

The National Oceanic and Atmospheric Administration provides a photo library of severe weather formations. This photograph is of several strokes of lightning striking during a nighttime thunderstorm.

The photo shows some of the extreme weather effects cause by the El Nino weather pattern. Huge water swells and waves crash into a seaside pier.

There is a table that has links to hurricanes in the Atlantic from 1995, East Pacific from 1997, West Pacific from 1996, South Pacific from 2000, and South India from 2000. This page has a satellite map and the Saffir-Simpson Scale.

This collage of images by the Hubble Space Telescope captured the changes in Jupiter's Great Red Spot over a period of several years.

This site gives a comprehensive look at volcanoes. It begins with a basic overview, and then goes in-depth. The site includes an expert's section, words to know, witness accounts, experiments, and how to prepare for a volcanic eruption...

This site tells how to be ready in case an earthquake occurs around you or your family.

This page contains an in-depth document on the formation of thunderstorms and lightning. You can link to photos of lightning.