Avalanche bulletin - Tröllaskagi
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Thu Mar 28
Considerable danger -
Fri Mar 29
Considerable danger -
Sat Mar 30
Considerable danger
A lot of new snow in the forecasting area. Unstable windslabs and thick slabs have accumulated in all aspects. Large avalanche remotely triggered in Héðinsfjörður on 26th March. Many natural avalanches released this weekend, human triggered avalanches are likely to occur.
Avalanche problems in the area
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Type
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HeightAll heights
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Aspect
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Probability
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Size
Thick wind slabs are widespread in the mountains after heavy snowfall in the N-NA directions. Wind drifts could be found in most aspect.
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Type
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HeightAbove 700 m.
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Aspect
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Probability
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Size
Large remote triggered avalanche in Héðinsfjörður is an indication of a PWL. Faceting at crust boundary in snowpit near Siglufjörður
Snow layers and snow cover
A lot of new snow in the forecasting area after north blizzard on Friday and Saturday, later light snowshowers and drifting snow. Snowpit (Illviðrishnjukur 26.03) showed new snow and windslab on old crust. Bond between new and old snow is rather weak with CT12. Two other snowpits from last few days showed a rather weak bond between windslab and old snow, with faceted snow and depth hoar between layers. Several avalanches released in the area in the last few days and considerable snow available to drift in the coming NA wind this week. Travellers in mountains are advised to be careful as human triggered avalanches area likely.
Recent avalanches
Large avalanche in Héðinsfjöður by remote trigger on March 26th. An avalanche released on the road to Kleifar in Ólafsfjörður and out into the sea on Friday morning. Two major avalanches fell on the road from Dalvík to Ólafsfjörður night before Saturday. Additionally, an avalanche fell on the road to Siglufjörður west of the Strákagöng tunnel and one in Illviðrishnjúkur. Two size 3 and 3.5 avalanches released above Dalvík on the night to Saturday. Avalanches of size 2-3.5 occurred in Ólafsfjörður, specifically in Arnfinnsfjall, Ósbrekkufjall, Auðnahyrna, and Bustabrekkudal released Fri/Sat. A large avalance released in Karlsárdalur on Friday or Saturday.
Weather forecast
Ongoing light showers of snow in mountains for the next few days, with N and NE wind and cold temperatures. Stiffer wind on Wednesday and Thursday.