northern cairngorms avalanche risk at 1400 on wed 29/12/93 strong s then w winds and snow showers have deposited accumulations of unstable windslab high on n through to e-facing slopes and sheltered gullies. the highest hazard is on e-facing slopes where a category 4 (high) risk of avalanche exists. slab avalanche triggered high on e flank of cairngorm. avalanche risk outlook for thu 30/12/93 strong sw winds and snow showers throughout the period should result in significant accumulations of windslab high on e through to ne facing slopes and gullies where avalanches will occur. category 4 (high) risk of avalanche. summary. snow showers and strong sw winds will maintain a category 4 (high) risk of avalanche on e through to ne facing slopes and gullies. glencoe avalanche risk at 1400 on wed 29/12/93 there are deep accumulations of unstable snow lying mainly on slopes and in gullies of a nw through to ne aspect above 600m. windslab has formed on many of the higher slopes. avalanche risk category 4 (high). much recent debris noted. avalanche risk outlook for thu 30/12/93 moderate/high snowfall and strong/gale force sw winds will load slopes and gullies of a n through to e aspect with windslab. existing areas of unstable snow will remain unchanged. avalanches will occur in all affected areas.avalanche risk category 4 (high). summary. avalanche risk category will remain 4 (high). lochaber avalanche risk at 1400 on wed 29/12/93 fresh, moist unstable snow is present on n and e facing slopes. the avalanche risk is category 3 (medium). avalanche risk outlook for thu 30/12/93 a strong sw airflow accompanied by snow showers will continue to load n and e facing slopes. slab avalanches will occur on these aspects. the avalanche risk is expected to be category 4 (high). summary. an increasing risk of slab avalanches on n and e facing slopes. avalanche risk category 4 (high). -------------------------------------------------------------------------------