December 10, 2020
Ok, today there is going to be a quiz
Paul Diegel
This season you’ll get a chance to test your forecast understanding and help us gauge the effectiveness of the avalanche information we’ve provided. Every week or so, we’ll create a quick quiz for you to take to measure your interpretation of the forecast. By taking this quiz, you can do two important things, improve your ability to get the essential information from an avalanche forecast and help us improve our forecasts.
Every week or two, we will include a link to a quiz on a forecast for one region for that day. The quiz will take a few minutes and the link will be live …
Read more December 9, 2020
Early Season Weak Layers - Know What's Under Your Feet
Chad Brackelsberg
Snow that falls in fall and early winter can often become weak and faceted. This faceted weak layer, sometimes called depth hoar, produces large and deadly avalanches that kill more people in Utah than any other avalanche type. To ride in avalanche terrain we need to know where this weak layer of early season snow exists and where it doesn't exist. We want to choose slopes that don't have this weak layer.
To know where this weak layer exists so that we can avoid those slopes, we should take three steps.
Identify the pattern of where this layer exists. In Utah, …
Read more December 8, 2020
UAC Podcast - A Conversation with Sarah Carpenter
Drew Hardesty
Sarah Carpenter, picture here with husband Don, is a co-owner of the American Avalanche Institute. She teaches avalanche courses to both recreationists and professionals and loves sharing her excitement about the winter environment with others. Sarah also works as a ski guide in the Tetons. She lives in Victor, ID with her husband, Don, in a house they built together (with a lot of help). She says her favorite place to ski is in wild, remote places with people that she cares about. "I truly love powder skiing and you can typically find me by following the laughter as I ski …
Read more December 7, 2020
You don't need a shovel
Mark Staples
Out with the kids on Saturday, December 6th, and they noticed the obvious. “You don’t need a shovel to dig in the snow”
Insightful words from a 7-year-old. What does it tell us when a kid notices how easy it is to dig in the snow with just your hands? Snow science can be kindergarten science.
The snow on many slopes has the consistency of sugar or loose sand. Why is this? It has metamorphosed or changed from snowflakes and old, rounded snow into weak, faceted snow.
Trent described why and how this process happens in this video:
As …
Read more December 6, 2020
Mapping the Weak Layers - A Look Behind the Curtain
Drew Hardesty
I wanted to share our text string from Saturday night (Dec 5th) among UAC forecasters in the SLC office: Mark Staples, Nikki Champion, Trent Meisenheimer, Greg Gagne, and Drew Hardesty. This is a good way to pull the curtain back and show what goes on behind the scenes. It's an example of the near continuous communication that we have regarding current and future conditions.
Also - this is why we value your observations: more data improves accuracy of our forecasts. So - for those of you that have been out and about and sending in observations - Thanks!
The Staff at the …
Read more December 3, 2020
2nd Annual Avalanche Awareness Week
Francine Mullen
2nd Annual Avalanche Awareness Week
In 2019, the Utah Legislature passed House Bill 380, which recognizes the first week of December as Avalanche Awareness Week. Join the Utah Avalanche Center, Utah Office of Outdoor Recreation, Utah State Parks, and Utah Department of Transportation to celebrate the Second Annual Avalanche Awareness week, from December 6- December 12. Over the course of Avalanche Awareness Week, classes, media events, and online learning opportunities will be hosted by the Utah Avalanche Center and its partners. The goal of this week is to ultimately save lives …
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