Lochaber - Issued 12/03/2010
Avalanche Hazard Forecast
FOR PERIOD 18:00HRS Fri 12/03/2010 TO 18:00HRS Sat 13/03/2010
| Hazard Level | Avalanche Probability |
| Low | Natural Avalanches very unlikely. Human triggered avalanches not likely. |
| Moderate | Natural Avalanches unlikely. Human triggered avalanches possible. |
| Considerable | Natural Avalanches possible. Human triggered avalanches are likely. |
| High | Natural and Human triggered avalanches will occur. |
| Very High | Widespread Natural and Human triggered avalanches will occur. |
| VIEW EUROPEAN AVALANCHE HAZARD SCALE FOR FURTHER DETAILS | |
Localized Avalanche Hazard
Forecasted Weather Influences
Snow showers and strong North-West winds with the freezing level of around 900m.
Forecasted Snow Stability and Avalanche Hazard
Localised areas of unstable will be present mainly on steep North-East through East to South aspects above 900m. Unstable cornices will also be present above these slopes. Stability on other aspects will be generally good. The avalanche hazard will be Considerable
Observed Avalanche Hazard - Fri 12/03/2010
Observed Weather Influences
Some snow showers overnight on moderate North-West winds. Freezing level around 900m.
Observed Snow Stability and Avalanche Hazard
Localised areas of windslab are present mainly on steep North-East, East and South-East aspects above 900m. Unstable cornices are also present above these aspects. In other locations, snowpack stability is generally good. The avalanche hazard is Considerable
Mountain Conditions
| Snow Distribution | Snowpack gradually thawing below 900m. |
| Icing | Freezing level remaining at around 800m. |
| Comment | Localised hazard on many aspects. Very unstable cornices in places |
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