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Archived

Avalanche Forecast

Feb 18th, 2019–Feb 19th, 2019
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
2: Moderate
The avalanche danger rating below treeline will be moderate
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
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
2: Moderate
The avalanche danger rating in the alpine will be moderate
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

Regions: Northwest Inland.

Variable amounts of snow will fall across the region. The snow will fall with strong wind, so use particular caution if you find locally deeper deposits.

Confidence

Moderate - Forecast snowfall amounts are uncertain

Weather Forecast

MONDAY NIGHT: Cloudy with light snowfall, accumulation 1 to 3 cm, moderate to strong west wind, alpine temperature -8 C.TUESDAY: Cloudy with light snowfall, accumulation 5 to 10 cm, moderate to strong northwest wind, alpine temperature -7 C.WEDNESDAY: Mix of sun and cloud, light to moderate northeast wind, alpine temperature -10 C.THURSDAY: Mix of sun and cloud, light west wind, alpine temperature -8 C.

Avalanche Summary

No new avalanches were observed in the region on Sunday.

Snowpack Summary

New snow on Tuesday will fall onto a variety of hard slabs, wind-pressed snow, sastrugi, sugary faceted snow, and melt-freeze crust. In sheltered areas at and below treeline, new snow may fall into pockets of feathery surface hoar crystals and soft, faceted snow.In the south of the region, the remainder of the snowpack is well-settled. In the north of the region, 50 to 100 cm of snow may overly two weak layers of surface hoar or faceted grains.

Avalanche Problems

Wind Slabs

Snow and strong west to northwest wind will likely form new wind slabs. Should sufficient snow fall, use added caution on all aspects in sheltered areas at and below treeline.
Watch for patterns of wind loading if you venture into wind affected terrain.Be careful around wind loaded pockets near ridge crests and roll-overs.

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

Elevations: All elevations.

Likelihood: Possible

Expected Size: 1 - 2