Avaluator

Avalanche Conditions

Regional Danger Rating

Is the avalanche danger rating 'Considerable' or higher?

Persistent Avalanche Problem

Is there a persistent or deep persistent slab problem in the snowpack?

Slab Avalanches

Are there signs of slab avalanches in the area from today or yesterday?

Signs of Instability

Are there signs of snowpack instability including whumpfs, shooting cracks or drum-like sounds?

Recent Loading

Has there been loading within the past 48 hours including roughly 30cm of new snow or more, significant wind transport or rain?

Critical Warming

Has there been a recent rapid rise in temperature to near 0c, or is the upper snowpack wet due to strong sun, above-freezing air temperatures or rain?

Terrain Characteristics

Slope Steepness

Is the slope steepness between 30 and 35 degrees?

Is the slope steeper than 35 degrees?

Terrain Traps

Are there gullies, trees or cliffs that increase the consequence of being caught in an avalanche?

Slope Shape

Is the slope convex or unsupported?

Forest Density

Is the slope in the alpine, in a sparsely treed area or in open forest (cut-block, burn, wide-spaced glades)?