{"type": "Feature", "geometry": null, "properties": {"lang": "fr", "regions": [{"name": "Devoluy", "regionID": "FR-18"}], "weather": {"wind": [{"speeds": [40, 15, 10, 10], "altitude": "2000m"}, {"speeds": [35, 25, 30, 30], "altitude": "3000m"}], "comment": "nuit matin apr\u00e8s-midi soir\nnord\nTemps calme et ensoleill\u00e9.\nessus\nPluie-Neige\nhers.\nIso 0 \u00b0C 1 800 m 2 300 m 2 200 m 2 200 m", "isotherm0": [1800, 2300, 2200, 2200]}, "tendency": [{"comment": "<p>Tendance du mercredi 19 novembre</p><p>Indice de risque faible</p><p>que stable avec peu d&#x27;\u00e9volution des</p><p>nditions nivologiques.</p>", "dangerRating": "low", "tendencyType": "steady"}], "validTime": {"endTime": "2025-11-18T23:59:59+00:00", "startTime": "2025-11-17T15:00:00Z"}, "bulletinID": "FR-18-2025-11-18-20251117144630", "customData": {"MF": {"date": "2025-11-18", "massif": "DEVOLUY", "redigeAt": "2025-11-17T16:00:00", "triggered": "<p>de rares plaques sont en place \u00e0 proximit\u00e9 des plus hauts sommets, d&#x27;aspect plus ou moins durci par le vent. Plaques pouvant \u00eatre faciles \u00e0</p><p>d\u00e9clencher, g\u00e9n\u00e9rant des avalanches de petite taille.</p><p>Sous 2400 m, le risque accidentel est encore plus faible compte tenu de l&#x27;enneigement tr\u00e8s limit\u00e9.</p>", "historical": {"wind": {"2000m": [10, 10, 20, 20, 25, 25, 20, 20, 25, 30, 35, 35, 40, 40, 50, 60, 55, 50, 45, 30, 40, 50, 30, 15, 20, 35, 50, 35], "3000m": [20, 20, 25, 25, 30, 30, 30, 25, 25, 40, 40, 50, 55, 60, 70, 80, 80, 60, 55, 40, 60, 70, 40, 25, 25, 35, 55, 50]}, "snowLine": {"north": [2300, null, null, 2300, null, 2300, null], "south": [null, 2400, null, 2300, null, 2200, null]}, "freshSnow": [0, 0, 0, 0, 0, 0, 0]}, "source_file": "BRA.DEVOLUY.2025-11-17.pdf", "spontaneous": "<p>peu probables.</p>", "typicalAvalancheSituations": ["neige vent\u00e9e", "couche fragile persistante", "couche fragile"]}}, "highlights": "RARES INSTABILIT\u00c9S EN VERSANT NORD PROCHES DES PLUS HAUTS SOMMETS", "dangerRatings": [{"valid": true, "elevation": {"lowerBound": null, "upperBound": null}, "mainValue": "low"}], "publicationTime": "2025-11-17T14:46:30Z", "avalancheActivity": {"comment": "<p>peu probables.</p><p>de rares plaques sont en place \u00e0 proximit\u00e9 des plus hauts sommets, d&#x27;aspect plus ou moins durci par le vent. Plaques pouvant \u00eatre faciles \u00e0</p><p>d\u00e9clencher, g\u00e9n\u00e9rant des avalanches de petite taille.</p><p>Sous 2400 m, le risque accidentel est encore plus faible compte tenu de l&#x27;enneigement tr\u00e8s limit\u00e9.</p>", "highlights": "RARES INSTABILIT\u00c9S EN VERSANT NORD PROCHES DES PLUS HAUTS SOMMETS"}, "avalancheProblems": [{"order": 1, "aspects": [], "satLabel": "neige vent\u00e9e", "elevation": {}, "frequency": "few", "problemType": "wind_slab", "avalancheSize": "1"}, {"order": 2, "aspects": [], "satLabel": "couche fragile persistante", "elevation": {}, "frequency": "few", "problemType": "persistent_weak_layers", "avalancheSize": "1"}, {"order": 3, "aspects": [], "satLabel": "couche fragile", "elevation": {}, "frequency": "few", "problemType": "no_distinct_avalanche_problem", "avalancheSize": "1"}], "snowpackStructure": {"comment": "<h2>Situation avalancheuse typique</h2><p>neige vent\u00e9e couche fragile persistante</p><p>D\u00e9clenchements provoqu\u00e9s : de rares plaques sont en place \u00e0 proximit\u00e9 des plus hauts sommets, d&#x27;aspect plus ou moins durci par le vent. Plaques pouvant \u00eatre faciles \u00e0</p><p>d\u00e9clencher, g\u00e9n\u00e9rant des avalanches de petite taille.</p><p>Sous 2400 m, le risque accidentel est encore plus faible compte tenu de l&#x27;enneigement tr\u00e8s limit\u00e9.</p><p>D\u00e9parts spontan\u00e9s : peu probables.</p>"}}}