The University of Oklahoma explores numerous types of weather and atmospheric changes, as well as the reasons behind them. Content details the four seasons, common meteorological variables, the vertical structure of the atmosphere, how...

Find out what happens inside a cloud when raindrops are formed.

Interactive science lesson plan that teaches students about the water cycle in relation to mountain ranges and monsoons common in Bhutan. Make a cloud in a bottle!

Explore the atmosphere by launching Virtual Weather Balloons. This "virtual laboratory" simulation lets you investigate the layers of Earth's atmosphere.

Pupils track the temperature outside and the types of clouds over the course of a week. They will learn to identify different cloud types and what they indicate about the weather.

[Free Registration/Login Required] A flipchart showing the separate stages of a frontal depression with reference to the weather charts that plot them, diagrams of the air masses that are moved around in them, and also of the cloud...

Scholastic presents Weather Watch, where you can learn to predict the weather. Learn how to observe clouds, collect data with weather tools, investigate climate conditions, and analyze the weather. The site includes a comprehensive...

Discover the true powers of Mother Nature through this vivid collection of research which delves into the causes of natural disasters and the impacts on those affected.

Abiotic components are the nonliving components of the biosphere. Chemical and geological factors, such as rocks and minerals, and physical factors, such as temperature and weather, are referred to as abiotic components.

You can find out the conditions for a thunderstorm, the life cycle, types, and wall clouds.

[Free Registration/Login Required] A literary text about a little girl named Maria who learns that the sun feels warmer when the clouds are gone. A question sheet is available to help students build skills in reading comprehension.

Learn how most thunderstorms form with three stages: the cumulus stage when storm clouds form, the mature stage when the storm is fully formed, and then the dissipating stage when the storm weakens and breaks apart.

Explore the science behind the "extremes" in our world. Organized into sections on earth science, the animal kingdom, technology, and space science, this site opens your eyes to giant creatures, amazing technological advances, vast...

Check out this comprehensive list of web resources on thunderstorms and safety. Students and teachers will benefit from the links found on this site.

Find out what factors contribute towards a climate.

Control a tornado's intensity by manipulating its width and rotation speed.

Flip this interactive card to start learning about tornadoes, nature's most powerful storms. Answer multiple-choice and fact-or-fiction questions and review some fast facts about tornadoes.

Only about one thunderstorm in a thousand produces tornadoes. Learn how tornadoes form.

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 National Weather Service presents this site on synoptic meteorology, large-scale weather systems. Learn about the structure and behavior of the atmosphere, including clouds, precipitation, winds and more. Also includes learning...

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.

How well do you know your cloud types? This activity will test your ability to classify clouds as you match cloud pictures to their names.