An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

Q&A: Defining the “snow deluge” and projecting its future

Scientist Adrienne Marshall explains why these extreme snow years are expected to decline in our warming world.

How this spring’s snowpack is stacking up

No joke: April 1 readings were decent across many parts of the West, but some areas are still stuck in a snow drought

10 visuals that show how climate change is transforming the West’s snow and water...

The latest National Climate Assessment warns of a shrinking snowpack and serious downstream consequences.

Map: Winter photo galleries

Use this interactive map to browse photos and videos taken in wintertime from our expanding collection of free-to-use media captured by drones, planes and ground-based photographers.

Photos: Snowpack in San Juan Mountains, May 2023

This page in our free multimedia library features aerial photos of the snowpack in the San Juan Mountains of southwest Colorado. The San Juans are mostly located in southwest Colorado...

Reading list: great snow journalism

If you’re looking for a crash course on snow and the Western snowpack, check out this great reporting, writing, and visual storytelling.

Why atmospheric rivers can be both harmful and helpful

These "rivers in the sky" can cause catastrophic flooding but are also critical for the West's snowpack

Helpful sites for tracking snow and the (subpar) snowpack

There’s no shortage of websites with maps and graphics visualizing snow forecasts and the state of the snowpack.

Staying safe with the Winter Storm Severity Index

This pragmatic tool from federal forecasters illustrates where snow, ice, and wind can be deadly and disruptive.

Scientists use simple cameras to answer complex questions about forests and the snowpack

“Snowtography” captures how the snowpack can vary dramatically across short distances