Tendance du samedi 13 d\u00e9cembre
Indice de risque limit\u00e9
u d'\u00e9volution. Rares plaques dures
rsistantes dans les ubacs d'altitude.
", "valid_from": null, "valid_until": null, "tendency_type": "steady"}], "tendency_lead": null, "weather_review": null, "weather_forecast": null, "avalanche_activity": {"comment": "tr\u00e8s peu d'activit\u00e9 naturelle \u00e0 attendre, seulement quelques petites avalanches superficielles/boulettes pr\u00e8s des rochers en pentes raides ensoleill\u00e9es.
au-dessus de 2400 m environ, quelques structures de plaques dures persistent, principalement dans les pentes raides ombrag\u00e9es (est, nord \u00e0
ouest), l\u00e0 o\u00f9 le vent des derniers jours a transport\u00e9 et accumul\u00e9 un peu de neige rest\u00e9e froide. Ces plaques sont plut\u00f4t difficiles \u00e0 d\u00e9clencher et engendrent des avalanches
petites \u00e0 moyennes en cas de rupture (taille 1 \u00e0 2). Danger \u00e9galement pr\u00e9sent dans les pentes raides d'aspect peu enneig\u00e9.
", "highlights": "QUELQUES INSTABILIT\u00c9S EN ALTITUDE, DIFFICILES \u00c0 D\u00c9CLENCHER"}, "snowpack_structure": "neige vent\u00e9e couche fragile persistante
D\u00e9clenchements provoqu\u00e9s : au-dessus de 2400 m environ, quelques structures de plaques dures persistent, principalement dans les pentes raides ombrag\u00e9es (est, nord \u00e0
ouest), l\u00e0 o\u00f9 le vent des derniers jours a transport\u00e9 et accumul\u00e9 un peu de neige rest\u00e9e froide. Ces plaques sont plut\u00f4t difficiles \u00e0 d\u00e9clencher et engendrent des avalanches
petites \u00e0 moyennes en cas de rupture (taille 1 \u00e0 2). Danger \u00e9galement pr\u00e9sent dans les pentes raides d'aspect peu enneig\u00e9.
D\u00e9parts spontan\u00e9s : tr\u00e8s peu d'activit\u00e9 naturelle \u00e0 attendre, seulement quelques petites avalanches superficielles/boulettes pr\u00e8s des rochers en pentes raides ensoleill\u00e9es.
"}, "danger": {"key": "moderate", "number": "2", "ratings": [{"key": "moderate", "period": "all_day", "elevation": {"lower": 2400, "upper": null, "treeline": false, "treeline_side": null}, "subdivision": null}, {"key": "low", "period": "all_day", "elevation": {"lower": null, "upper": 2400, "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", "W"], "elevation": {"lower": 2400, "upper": null, "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": "moderate"}, {"extras": {}, "aspects": ["N", "W"], "elevation": {"lower": 2400, "upper": null, "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": "moderate"}, {"extras": {}, "aspects": ["N", "W"], "elevation": {"lower": 2400, "upper": null, "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": "moderate"}], "elevation": null, "geography": {"source": "problems"}, "time_period": "all_day", "danger_level": 2}], "version": 8, "metadata": {"lang": "fr", "valid_from": "2025-12-11T15:00:00+00:00", "next_update": null, "unscheduled": false, "valid_until": "2025-12-12T23:59:59+00:00", "publication_time": "2025-12-11T15:13:56+00:00"}, "danger_patterns": []}