Avalanche Forecast
Issued: Mar 20th, 2023 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Loose Wet.
isnowsell,
Avalanche Canada
The upper snowpack continues to adjust to the recent spring-like weather. Watch for surface snow turning wet and be wary of cornices.
Summary
Confidence
High
Avalanche Summary
Over the weekend several wet-loose avalanches to size 2 were reported, generally occurring on steep, solar aspects.
A few natural, cornice failures were also reported in the region.
Snowpack Summary
A melt-freeze crust formed on Sunday could be buried by 2 to 5 cm of new snow by Tuesday morning. The crust is widespread below roughly 2000 m and present on solar aspects above.
Up to 20 cm of dry, unconsolidated snow remains in sheltered, northerly-facing terrain above 2000 m.
In general, the mid and lower snowpack is well-settled and strong.
Weather Summary
Monday night
Cloudy with isolated flurries, trace amount. Treeline temperatures around 0 C. Light easterly ridgetop winds. Freezing level 1000 m.
Tuesday
Mostly sunny. Treeline temperatures around 0 C. Light northeast ridgetop winds. Freezing levels 2000 m.
Wednesday
Sunny. Treeline temperatures around 0 C. Very light ridgetop winds. Freezing levels 1800 m.
Thursday
Mostly cloudy with isolated flurries, up to 10 cm. Treeline temperatures 0 to -5 C. Light ridgetop winds. Freezing levels 1400 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Be alert to conditions that change with elevation and sun exposure.
- Remember that in the spring strong solar radiation and warm temperatures can weaken the snow in a matter of minutes.
- Pay attention to cornices and give them a wide berth when traveling on or below ridges.
Problems
Loose Wet
Expect small loose wet avalanches to be reactive on steep, solar aspects with sun and warm temperatures on Tuesday, especially in areas that receive more then just a few centimeters of new snow Monday.
Aspects: East, South East, South, South West, West.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Mar 21st, 2023 4:00PM
