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Archived

Avalanche Forecast

Feb 1st, 2023–Feb 2nd, 2023
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
4: High
The avalanche danger rating in the alpine will be high
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate

Regions: North Shore, Sasquatch, Sky Pilot, South Coast, Tetrahedron.

10 cm of storm snow overlies a hard melt-freeze crust. Investigate how new snow is bonding to the crust below it and use appropriate sluff management techniques in steep terrain.

Confidence

High

Avalanche Summary

No new avalanches have been reported in this region since Jan 21.

Please continue to post your reports and photos to the Mountain Information Network, the information is very helpful to forecasters.

Snowpack Summary

10 cm of storm snow overlies a melt-freeze crust varying in thickness from thick and supportive to thin and breakable. In specific areas, a weak layer of small surface hoar is found above the crust. The middle and lower snowpack is strong and bonded.

Weather Summary

Wednesday night

Mainly cloudy. Southerly ridgetop winds 30 to 40 km/h. Treeline temperatures -2 ËšC. Freezing levels 1000 m.

Thursday

Mix of sun and cloud with cloud increasing in the afternoon. Southeasterly ridgetop winds 30 to 40 km/h. Treeline temperatures -1 ËšC. Freezing levels climb to 1200 m.

Isolated flurries overnight, 5 mm accumulation.

Friday

Stormy with 15 - 25 mm of precipitation. Southerly ridgetop winds 50 to 70 km/h. Treeline temperatures -1 ËšC. Freezing levels 1200 m.

Overnight storm increases in intensity. An additional 25-35 mm of precipitation is expected overnight. 40 to 70 km/h south wind, treeline temperatures warm to -3 ËšC.

Saturday

The storm continues with cloudy skies and flurries, 15-25 mm precipitation. 40 to 70 km/h south wind, treeline temperatures warm to -2 ËšC. Freezing levels 1400 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Closely monitor how the new snow is bonding to the crust.
  • Be carefull with sluffing in steep terrain, especially above cliffs and terrain traps.