Avalanche Forecast

Issued: Mar 17th, 2023 8:00AM

The alpine rating is considerable, the treeline rating is considerable, and the below treeline rating is moderate. Known problems include Wind Slabs and Loose Wet.

LG, Avalanche Canada

Waterton Lakes, Waterton.

Hazard for peak solar warming!!!

Avoid steep solar slopes in the afternoon as temps are forecast to rise through the weekend. Expect the most warming to take place in the east side of the park.

Summary

Confidence

Low

Avalanche Summary

Several natural wet loose to size 2 observed from the road this week

Snowpack Summary

5-10 cm of moist snow on solars, all elevations with a strong o/n refreeze. This new crust caps a 25cm windslab over an old melt freeze crust on solars and hard windslab on polars. The January melt freeze crust is buried 50-100cm. Alpine and Treeline midpack is well settled and overlies basal facets and depth hoar. Below treeline, the Jan Crust overlies facets and depth hoar to ground.

Weather Summary

Friday

Clear skies with alpine temps near zero. No precip and light winds

Saturday

Clear skies with alpine temps climbing to +1. No precip and light to mod winds

Sunday

Clear skies alpine temps +3. No precip and light winds

Terrain and Travel Advice

Minimize exposure to steep, sun exposed slopes, especially when the solar radiation is strong.

Problems

Wind Slabs

Aspects: North, North East, East, South East, North West.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Loose Wet

Aspects: East, South East, South, South West, West.

Elevations: All elevations.

Likelihood

Very Likely

Expected Size

1 - 2.5

Valid until: Mar 18th, 2023 4:00PM