{"type": "Feature", "geometry": null, "properties": {"lang": "fr", "regions": [{"name": "Chartreuse", "regionID": "FR-07"}], "weather": {"wind": [{"speeds": [15, 25, 25, 15], "altitude": "1500m"}, {"speeds": [30, 35, 40, 35], "altitude": "2000m"}], "comment": "mb\u00e9e\n2000\nPluie-Neige 900 m 1 900 m\nIso 0 \u00b0C 2 000 m 2 200 m 2 000 m 2 000 m\nVent 1500 m 15 km/h 25 km/h 25 km/h 15 km/h", "isotherm0": []}, "tendency": [{"comment": "<p>Indice de risque limit\u00e9</p><p>temps perturb\u00e9 attendu dimanche va</p><p>casionner une crue avalancheuse sous</p><p>rme de neige humide en dessous de 2400 m</p><p>de neige poudreuse plus haut.</p>", "dangerRating": "moderate", "tendencyType": "steady"}], "validTime": {"endTime": "2025-12-06T23:59:59+00:00", "startTime": "2025-12-05T15:00:00Z"}, "bulletinID": "FR-07-2025-12-06-20251205144914", "customData": {"MF": {"date": "2025-12-06", "massif": "CHARTREUSE", "redigeAt": "2025-12-05T16:00:00", "triggered": "<p>Le risque se concentre essentiellement pr\u00e8s des cr\u00eates \u00e0 plus de 1700 m, o\u00f9 il est sans doute possible de d\u00e9clencher une plaque, de dimensions</p><p>limit\u00e9es, constitu\u00e9e par la neige r\u00e9cente l\u00e9g\u00e8rement souffl\u00e9e.</p>", "historical": {"wind": {"1500m": [15, 10, 5, 15, 30, 20, 15, 15, 20, 20, 10, 20, 30, 30, 25, 20, 15, 10, 5, 5, 5, 15, 20, 10, 15, 20, 15, 10], "2000m": [25, 20, 15, 25, 40, 40, 20, 20, 25, 30, 15, 30, 40, 35, 30, 35, 35, 35, 25, 20, 25, 30, 20, 15, 20, 25, 20, 20]}, "snowLine": {"north": [700, null, null, 700, null, 700, null], "south": [null, 800, null, 900, null, 1000, null]}, "freshSnow": [0, 10, 0, 2, 15, 3, 0]}, "source_file": "BRA.CHARTREUSE.2025-12-05.pdf", "spontaneous": "<p>Rien hormis une hypoth\u00e9tique avalanche de glissement sur pente herbeuse raide.</p>", "typicalAvalancheSituations": ["neige vent\u00e9e"]}}, "highlights": "MANTEAU NEIGEUX PLUT\u00d4T BIEN STABILIS\u00c9.", "dangerRatings": [{"valid": true, "elevation": {"lowerBound": 1800, "upperBound": null}, "mainValue": "moderate"}, {"valid": true, "elevation": {"lowerBound": null, "upperBound": 1800}, "mainValue": "low"}], "publicationTime": "2025-12-05T14:49:14Z", "avalancheActivity": {"comment": "<p>Rien hormis une hypoth\u00e9tique avalanche de glissement sur pente herbeuse raide.</p><p>Le risque se concentre essentiellement pr\u00e8s des cr\u00eates \u00e0 plus de 1700 m, o\u00f9 il est sans doute possible de d\u00e9clencher une plaque, de dimensions</p><p>limit\u00e9es, constitu\u00e9e par la neige r\u00e9cente l\u00e9g\u00e8rement souffl\u00e9e.</p>", "highlights": "MANTEAU NEIGEUX PLUT\u00d4T BIEN STABILIS\u00c9."}, "avalancheProblems": [{"order": 1, "aspects": [], "satLabel": "neige vent\u00e9e", "elevation": {}, "problemType": "wind_slab"}], "snowpackStructure": {"comment": "<h2>Situation avalancheuse typique</h2><p>neige vent\u00e9e</p><p>D\u00e9clenchements provoqu\u00e9s : Le risque se concentre essentiellement pr\u00e8s des cr\u00eates \u00e0 plus de 1700 m, o\u00f9 il est sans doute possible de d\u00e9clencher une plaque, de dimensions</p><p>limit\u00e9es, constitu\u00e9e par la neige r\u00e9cente l\u00e9g\u00e8rement souffl\u00e9e.</p><p>D\u00e9parts spontan\u00e9s : Rien hormis une hypoth\u00e9tique avalanche de glissement sur pente herbeuse raide.</p>"}}}