s fortes chutes de neige.
0 m 1 300 m
0 m 1 700 m 1 700 m
km/h 10 km/h 15 km/h
km/h 10 km/h 15 km/h
Tendance du jeudi 29 janvier
Indice de risque fort
", "valid_from": null, "valid_until": null, "tendency_type": "steady"}], "tendency_lead": null, "weather_review": null, "weather_forecast": null, "avalanche_activity": {"comment": "nombreuses avalanches de neige fra\u00eeche, parfois de tr\u00e8s grande taille
O E
forte instabilit\u00e9 en tous versants
S
Indices de risque : 5 tr\u00e8s fort - 4 fort - 3 marqu\u00e9 - 2 limit\u00e9 - 1 faible -- En noir : les pentes les plus dangereuses Vigilance orange avalanches en cours ou pr\u00e9vue sur le massif
Stabilit\u00e9 du manteau neigeux
Situation avalancheuse typique : neige fra\u00eeche couche fragile persistante
Les tr\u00e8s abondantes chutes de neige conduisent \u00e0 une forte instabilit\u00e9 du manteau neigeux, avec des avalanches de tr\u00e8s grande taille possibles, atteignant certains secteurs
routiers expos\u00e9s de moyenne altitude (1500/1800 m).
Vigilance orange avalanches sur le massif du Mercantour.
", "highlights": "NEIGE TR\u00c8S ABONDANTE, FORTE INSTABILIT\u00c9 DU MANTEAU NEIGEUX"}, "snowpack_structure": "VIGILANCE ORANGE AVALANCHES
Indice de risque fort.
N
4 D\u00e9parts spontan\u00e9s : nombreuses avalanches de neige fra\u00eeche, parfois de tr\u00e8s grande taille
O E
D\u00e9clenchements provoqu\u00e9s : forte instabilit\u00e9 en tous versants
S
Indices de risque : 5 tr\u00e8s fort - 4 fort - 3 marqu\u00e9 - 2 limit\u00e9 - 1 faible -- En noir : les pentes les plus dangereuses Vigilance orange avalanches en cours ou pr\u00e9vue sur le massif
Stabilit\u00e9 du manteau neigeux
"}, "danger": {"key": "high", "number": "4", "ratings": [{"key": "high", "period": "all_day", "elevation": null, "subdivision": null}], "subdivision": null}, "source": "METEOFRANCE", "traits": [{"prose": null, "title": "Dry avalanches", "band_id": null, "category": "dry", "problems": [{"extras": {}, "aspects": ["E", "S", "W"], "elevation": null, "frequency": null, "time_period": "", "comment_html": "", "problem_type": "new_snow", "avalanche_size": null, "avalanche_type": null, "core_zone_text": null, "snowpack_stability": null, "danger_rating_value": "high"}, {"extras": {}, "aspects": ["E", "S", "W"], "elevation": 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": "high"}, {"extras": {}, "aspects": ["E", "S", "W"], "elevation": 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": "high"}], "elevation": null, "geography": {"source": "problems"}, "time_period": "all_day", "danger_level": 4}], "version": 8, "metadata": {"lang": "fr", "valid_from": "2026-01-27T15:00:00+00:00", "next_update": null, "unscheduled": false, "valid_until": "2026-01-28T23:59:59+00:00", "publication_time": "2026-01-27T14:45:39+00:00"}, "danger_patterns": []}