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Snow and Avalanche (159)
Danger! persistent weak layers at altitude
If you’ve been paying attention to the avalanche bulletins, particularly those published in the Southern Alps, you’ll notice a new phrase: Situations avalancheuses typiques, what we in the English spe
2021-01-04 23:05:57
Savoie avalanche forecaster warns of Persistent Weak Layer problem
Avalanche forecaster Frederic Cabot has been checking out the situation at altitude in the Beaufortain mountain range and the picture is somewhat troubling.
2020-11-19 10:39:05
Météo France stops daily avalanche bulletins
Over a month earlier than usual, the French weather service has decided to halt its daily avalanche bulletin service.
2020-03-29 22:11:07
Savoie on orange alert for avalanches
Meteo France has put the departments of the Savoie and Haute-Savoie on orange alert for avalanches and has warned that with the heavy rain and thaw on Sunday that infrastructure could be affected or r
2020-02-01 22:26:16
Stability Games
Stability tests on the 29th at the Tête du Torraz in the Aravis at 1810 meters altitude. The slab was due to drifting and was resting on a weak layer of angular grains.
2020-01-31 09:51:53
High Avalanche Risk in the French Alps
Following fresh snow (20cm from 1000 meters altitude, up to 80cm locally) and very strong winds the avalanche risk is High over much of the Northern French Alps and the northern half of the Southern F
2020-01-29 09:31:50
Savoie on avalanche alert
The Savoie and Haute-Savoie prefectures have warned backcountry travellers of a dangerous avalanche situation in all the mountain ranges of the departments for Tuesday 24th December.
2019-12-24 07:38:21
Old snow, persistent weak layers and guided groups
Old snow problems, aka persistent weak layers (PWL) are a fragile layer in the snow pack that takes a very long time to stabilize.
2019-12-18 09:54:54
French Alps on Avalanche Alert
Meteo France has placed the Isere, Savoie departments on an orange alert for avalanche risk for Saturday (14 Dec 2019).
2019-12-13 23:11:14
Isothermal Snowfall - you cannae break the laws of physics
Typically the snowline is some 400 meters below the zero isotherm level. So if the zero isotherm (freezing point) is 2000 meters precipitation will fall as snow to 1600 meters.
2019-12-02 10:11:14
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