Lochaber

LO for 5/2. Mild with rain. Wet snow instabilities N,NE,E,SE above 1050 metres particularly overnight. Moderate hazard.

LO for 5/2. Mild with rain. Wet snow instabilities N,NE,E,SE above 1050 metres particularly overnight. Moderate hazard.

Forecast Snow Stability: Wet snow instabilities will be present in recent windslab accumulations on steep North through East to South-East aspects above 1050 metres. Greatest instability will be overnight as precipitation turns to rain at all levels. Areas most affected will be gullies and coire rims. Cornices will be prone to collapse. The avalanche hazard will be Moderate.

Forecast Weather Influences: Mild, wet and windy. Heavy rain at most levels with the possibility of summit snow. Gale force winds will be mainly South-Westerly. The freezing level will be above the summits. Observed Weather Influences: Constant precipitation through the day, fell initially as snow above 1000 metres, turning to rain below 1150 metres as the freezing level rose to around this level in the afternoon. Very strong West-South-Westerly winds. ObservedSnowStability: Wet snow instabilities are developing in recent moderately bonded windslab accumulations. Areas most affected are steep North through East to South-East aspects above 1050 metres. Areas most affected are gullies and coire rims. Cornices above these locations are prone to collapse. Elsewhere the older snowpack is generally stable. The avalanche hazard is Moderate.