Weekend Warrior Data Drive (Jan 17-Mar 20)

January 14, 2022 |

Submit snow depth observations weekly in Mountain Hub or Snow Pilot, and have a chance to win a backpack from Backcountry Access!

Starting today: Water Year Contest!

November 1, 2021 |

To keep track of the seasonal changes in groundwater availability, river flow and so on, hydrologists follow a rather distinct calendar; they split up the year by movement of water through different medium. October 1st is the “first day of the new year” as it typically marks the first day of (potential) snow fall. Of…


October 27, 2021 |

From the beginning, Community Snow Observations (CSO) was focused on collaboration and on the idea that scientists, snow professionals, and snow enthusiasts could work together to improve our knowledge of snow distribution and changes in snow. Thousands of you have jointly submitted over 15,000 snow depth measurements toward this goal and our analysis has shown…

The story behind the photo: Sam Hamilton

October 11, 2021 |

This terrific powder shot by Sam Hamilton placed top #3 in our 2021 Instagram spring photo contest. We tracked down the winners to get their stories behind the photos. Here are the words by Sam Hamilton: “Even low-snow years have their perfect days!  After weeks of storms passing to our north only providing us only…

Full Circle 2022

October 4, 2021 |

The Community Snow Observations (CSO) project relies on a community…it’s in the name. Our community is made up of outdoor enthusiasts and snow professionals. Those involved are motivated by a love for snow, science, or both. When you’re out in the backcountry and look around, really look around, what and who do you see? Is…