Avalanche Forecast
Avalanche Bulletin - Waterton Lakes National Park
Watch for the hazard to rise rapidly with the forecast snow on Saturday
Avalanche Problem 1: Wind Slabs
What Elevation?
Which Slopes?
Chances of Avalanches?
Expected Size?
Travel and Terrain Advice
- Minimize overhead exposure during periods of heavy loading from new snow, wind.
- Use caution in lee areas. Recent wind loading have created wind slabs.
Avalanche Problem 2: Persistent Slabs
What Elevation?
Which Slopes?
Chances of Avalanches?
Expected Size?
Watch for this layer to wake up if we get rapid loading from new snow on Saturday night. Expect avalanches to run full path into the valley bottom.
Travel and Terrain Advice
- Avoid exposure to overhead avalanche terrain, large avalanches may reach the end of run out zones.
- Minimize exposure during periods of heavy loading from new snow and wind.
Avalanche Summary
There were several large to very large avalanches in and around Waterton last weekend clearing mature timber and running to ground. Natural activity has tapered on this layer through the week but might wake up again with the rapid loading on Saturday night.
Snowpack Summary
There is a weak facet layer deep in the snowpack that has been producing large avalanches in and around Waterton. Wind slabs can be found on lees slopes with the new snow and winds on Thursday.
Weather Forecast
Temperatures will be steady around -5C on Friday and into Saturday with light to moderate SW winds. Temps look to drop Saturday night into the low teens with up to 30cm of snow and NE winds
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