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Weather: Precipitation

Learn about humidity and the many forms of precipitation.

Thundersnow near a cabin on a hillside

Thundersnow: winter thunderstorms

When thunder and lightning occur but the main form of precipitation is snow, not rain, it’s called thundersnow.

Cartoon leaf holding an umbrella over baby plant

What is Acid Rain?

Acid rain is any precipitation that has an unusually low pH. It can be rain, snow, fog, etc. But what is a low pH and why is this a problem?

Why is rain not salty?

Why is rain not salty?

Make a model of the water cycle and find out how water moves around on planet Earth.

Battery of Stiger Vortex rainmaking guns at Charleville, Australia, in 1902

What is Cloud Seeding?

Cloud seeding is a type of weather modification. Learn about cloud seeding, as well as its risks and benefits.

What are the effects of acid rain on rocks?

What are the effects of acid rain on rocks?

Learn about the chemical reaction that happens between acid rain and limestone.

Fluffy snow on deciduous tree

Weather: Snow

10 images of some snowflake crystals and some winter scenes with snow


Weather: Conditions

11 images that illustrate some daily weather conditions such as cold, hot and windy

Weather Vane

Tools: Weather Instruments

15 images of various instruments such as rain gauges, wind vanes and weather satellites used to inform us about the weather


The Water Cycle

1 diagram illustrating the water cycle

How does rain become acidic?

How does rain become acidic?

Learn how to make a pH indicator and test water samples.

Ryan Snoddon | Météorologue et animateur (CBC-NL)

Ryan Snoddon

Meteorologist and Host

Ryan Snoddon is a Meteorologist and Host for CBC in Nova Scotia.