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Saturday, February 19,
Good morning, this is Drew Hardesty with the
With the next disturbance moving through overnight, the mountains picked up 3-4” of 12-13% density snow and it’s still snowing. The southerly winds picked up just after midnight and have been blowing 35-40 mph gusting into the 50’s along the more exposed ridgelines, with gusty conditions down at the lower elevations as well. Temps are in the mid-teens. Warming temps and green-housing dampened the snow surfaces up to at least 10,000’ yesterday and many areas will have a few new inches of snow over an inch or so thick crust.
A ski party remotely triggered Argenta yesterday, the large slide path on the Northwest side of
The strong southerly winds will have created some sensitive new wind drifts along the mid to high elevations. Steep lee terrain, convex rollovers, and cross-loaded gulleys should be considered guilty until proven innocent. Cracking and collapsing will be an indictment as well. It’ll be important to travel across steep slopes one at a time, get out of the way at the bottom and maintain visual and voice contact with your party while traveling through the hills.
Bottom Line (
The avalanche danger is CONSIDERABLE on any steep wind loaded slope at the mid and high elevations. Any avalanche triggered on northwesterly through easterly aspects will have the potential to step down 1-4’ deep into weak faceted snow. With more snow and winds, the danger may be more pronounced in the
(Afternoon Weather Update can be found here.)
The Low Pressure system off of
Yesterday, Wasatch Powderbirds were in
Thanks again to everyone who is sending in observations! This advisory is for you and it’s great to hear from people who use it. Please keep calling us at 524-5304 or 1-800-662-4140, or e-mailing us at [email protected]. Fax is 524-6301.
The information in this advisory is from the U.S. Forest Service, which is solely responsible for its content. This advisory describes general avalanche conditions and local variations always occur.
I will update this advisory by
7:30 on Sunday morning.
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