投稿者 Richard Smith
観察日付:2019/04/14
標高330m〜1350m
同行者Dave Iles
気温 7.6(0700hrs / 950m) 〜 10.7(1300hrs / 950m)
午前OVC 雲量10
午後OVC 雲量10
午前R 雨
午後R 雨
午前RV
午後RV
HST
HS Range
午前L 1-7m/s
午後L 1-7m/s
午前SW
午後SW
飛雪
気象コメント Few until 1330 RV from 1430
雪崩などの観察 Multiple size 1 LW from ski cutting between 1000m and 700m. 10 - 20cm deep, running slowly and only entraining previous HN from 190411.
雪崩発生有無 Yes
シューティングクラック No
重要な層と弱層とテスト結果
積雪構造 Weak overnight refreeze at high elevations, thin MFcr broke down quickly. Remaining areas of HN from 190411 (surface still white) F hardness, bellow 1000m wet and reactive. Where the HN has melted or already avalanched, the surface is brown and wet but supportive.