km/h 15 km/h 5 km/h
km/h 30 km/h 15 km/h
Tendance du lundi 01 d\u00e9cembre
Indice de risque limit\u00e9
sque en baisse pour les plaques \u00e0 vent.
", "valid_from": null, "valid_until": null, "tendency_type": "decreasing"}], "tendency_lead": null, "weather_review": null, "weather_forecast": null, "avalanche_activity": {"comment": "Rares avalanches de glissement dans les pentes raides herbeuses ou les dalles rocheuses. Elles se situent en dessous de 2300 m. Elles se d\u00e9clenchent \u00e0 toute heure de la
journ\u00e9e et de la nuit de mani\u00e8re al\u00e9atoire, ensoleill\u00e9es Taille 2.
moins nombreuses que ces derniers jours, mais encore faciles \u00e0 d\u00e9clencher. Taille 1 \u00e0 2 (petite \u00e0 moyenne).
Observables : vaguelettes, accumulations de neige, fissures devant les skis.
Facteur aggravant : pr\u00e9sence irr\u00e9guli\u00e8re d\u2019une sous-couche fragile persistante, dans les versants E/N/NW au-dessus 2000 m. D\u00e9clenchement localis\u00e9, moins probable, mais
cassure large et \u00e9paisse (taille 3).
", "highlights": "INSTABILIT\u00c9 MARQU\u00c9E DANS LA NEIGE VENT\u00c9E ET EN UBACS."}, "snowpack_structure": "neige vent\u00e9e couche fragile persistante
D\u00e9clenchements provoqu\u00e9s :
moins nombreuses que ces derniers jours, mais encore faciles \u00e0 d\u00e9clencher. Taille 1 \u00e0 2 (petite \u00e0 moyenne).
Observables : vaguelettes, accumulations de neige, fissures devant les skis.
Facteur aggravant : pr\u00e9sence irr\u00e9guli\u00e8re d\u2019une sous-couche fragile persistante, dans les versants E/N/NW au-dessus 2000 m. D\u00e9clenchement localis\u00e9, moins probable, mais
cassure large et \u00e9paisse (taille 3).
D\u00e9parts spontan\u00e9s :
Rares avalanches de glissement dans les pentes raides herbeuses ou les dalles rocheuses. Elles se situent en dessous de 2300 m. Elles se d\u00e9clenchent \u00e0 toute heure de la
journ\u00e9e et de la nuit de mani\u00e8re al\u00e9atoire, ensoleill\u00e9es Taille 2.
"}, "danger": {"key": "considerable", "number": "3", "ratings": [{"key": "considerable", "period": "all_day", "elevation": {"lower": 2000, "upper": null, "treeline": false, "treeline_side": null}, "subdivision": null}, {"key": "moderate", "period": "all_day", "elevation": {"lower": null, "upper": 2000, "treeline": false, "treeline_side": null}, "subdivision": null}], "subdivision": null}, "source": "METEOFRANCE", "traits": [{"prose": null, "title": "Dry avalanches", "band_id": null, "category": "dry", "problems": [{"extras": {}, "aspects": ["N", "NE", "E", "S"], "elevation": {"lower": null, "upper": 2300, "treeline": false, "treeline_side": null}, "frequency": null, "time_period": "", "comment_html": "", "problem_type": "wind_slab", "avalanche_size": null, "avalanche_type": null, "core_zone_text": null, "snowpack_stability": null, "danger_rating_value": "considerable"}, {"extras": {}, "aspects": ["N", "NE", "E", "S"], "elevation": {"lower": null, "upper": 2300, "treeline": false, "treeline_side": null}, "frequency": null, "time_period": "", "comment_html": "", "problem_type": "persistent_weak_layers", "avalanche_size": null, "avalanche_type": null, "core_zone_text": null, "snowpack_stability": null, "danger_rating_value": "considerable"}, {"extras": {}, "aspects": ["N", "NE", "E", "S"], "elevation": {"lower": null, "upper": 2300, "treeline": false, "treeline_side": null}, "frequency": null, "time_period": "", "comment_html": "", "problem_type": "no_distinct_avalanche_problem", "avalanche_size": null, "avalanche_type": null, "core_zone_text": null, "snowpack_stability": null, "danger_rating_value": "considerable"}], "elevation": null, "geography": {"source": "problems"}, "time_period": "all_day", "danger_level": 3}], "version": 8, "metadata": {"lang": "fr", "valid_from": "2025-11-29T15:00:00+00:00", "next_update": null, "unscheduled": false, "valid_until": "2025-11-30T23:59:59+00:00", "publication_time": "2025-11-29T14:48:43+00:00"}, "danger_patterns": []}