{"type": "Feature", "geometry": null, "properties": {"lang": "fr", "regions": [{"name": "Mercantour", "regionID": "FR-23"}], "weather": {"wind": [{"speeds": [25, 40, 25, 15], "altitude": "2000m"}, {"speeds": [80, 65, 45, 30], "altitude": "3000m"}], "comment": "r d. eE l1le8s0 0g/\u00e92n0\u00e80r0e ndte sd easv aalvaanlcahnecsh edse d ter\u00e8 tsa iglrlea nmdoey teaninllee \u00e0so gnrta npdoess (ibtaleilsl ep 2a r\u00e0 s 3o)l lnicoittaamtiomne dnet dcoauncsh leess\nAper\u00e7u m\u00e9t\u00e9o pour le mardi 03 f\u00e9vrier\nnuit matin apr\u00e8s-midi soir", "isotherm0": [1800, 1600, 1700, 1500]}, "tendency": [{"comment": "

km/h 25 km/h 15 km/h

km/h 45 km/h 30 km/h

Tendance du mercredi 04 f\u00e9vrier

Indice de risque fort

aintien d'un risque accidentel fort avec des

aques encore instables et volumineuses

ns la neige fraiche vent\u00e9e.

", "dangerRating": "high", "tendencyType": "steady"}], "validTime": {"endTime": "2026-02-03T23:59:59+00:00", "startTime": "2026-02-02T15:00:00Z"}, "bulletinID": "FR-23-2026-02-03-20260202150444", "customData": {"MF": {"date": "2026-02-03", "massif": "MERCANTOUR", "redigeAt": "2026-02-02T16:00:00", "triggered": "

forte instabilit\u00e9 dans la neige fra\u00eeche vent\u00e9e.

Indices de risque : 5 tr\u00e8s fort - 4 fort - 3 marqu\u00e9 - 2 limit\u00e9 - 1 faible -- En noir : les pentes les plus dangereuses

Stabilit\u00e9 du manteau neigeux

Situation avalancheuse typique : neige fra\u00eeche couche fragile persistante

", "historical": {"wind": {"2000m": [10, 20, 30, 10, 10, 10, 10, 15, 20, 15, 15, 10, 10, 15, 15, 10, 10, 15, 20, 10, 15, 10, 10, 10, 10, 10, 20, 25], "3000m": [35, 60, 70, 70, 50, 40, 10, 15, 50, 45, 25, 20, 35, 40, 35, 20, 20, 20, 30, 20, 15, 15, 20, 20, 25, 35, 45, 60]}, "snowLine": {"north": [900, null, null, 900, null, 900, null], "south": [null, 900, null, 900, null, 900, null]}, "freshSnow": [60, 15, 0, 1, 0, 1, 0]}, "source_file": "BRA.MERCANTOUR.2026-02-02.pdf", "spontaneous": "

nombreuses avalanches de neige fra\u00eeche, localement de tr\u00e8s grande

O E

taille.

S

", "typicalAvalancheSituations": ["neige fra\u00eeche", "couche fragile persistante", "couche fragile"]}}, "highlights": "NEIGE ABONDANTE, FORTE INSTABILIT\u00c9 DU MANTEAU NEIGEUX", "dangerRatings": [{"valid": true, "elevation": {"lowerBound": null, "upperBound": null}, "mainValue": "high"}], "publicationTime": "2026-02-02T15:04:44Z", "avalancheActivity": {"comment": "

nombreuses avalanches de neige fra\u00eeche, localement de tr\u00e8s grande

O E

taille.

S

forte instabilit\u00e9 dans la neige fra\u00eeche vent\u00e9e.

Indices de risque : 5 tr\u00e8s fort - 4 fort - 3 marqu\u00e9 - 2 limit\u00e9 - 1 faible -- En noir : les pentes les plus dangereuses

Stabilit\u00e9 du manteau neigeux

Situation avalancheuse typique : neige fra\u00eeche couche fragile persistante

", "highlights": "NEIGE ABONDANTE, FORTE INSTABILIT\u00c9 DU MANTEAU NEIGEUX"}, "avalancheProblems": [{"order": 1, "aspects": ["E", "S", "W"], "satLabel": "neige fra\u00eeche", "elevation": {}, "frequency": "many", "problemType": "new_snow", "avalancheSize": "4"}, {"order": 2, "aspects": ["E", "S", "W"], "satLabel": "couche fragile persistante", "elevation": {}, "frequency": "many", "problemType": "persistent_weak_layers", "avalancheSize": "4"}, {"order": 3, "aspects": ["E", "S", "W"], "satLabel": "couche fragile", "elevation": {}, "frequency": "many", "problemType": "no_distinct_avalanche_problem", "avalancheSize": "4"}], "snowpackStructure": {"comment": "

N Indice de risque fort.

4 D\u00e9parts spontan\u00e9s : nombreuses avalanches de neige fra\u00eeche, localement de tr\u00e8s grande

O E

taille.

S D\u00e9clenchements provoqu\u00e9s : forte instabilit\u00e9 dans la neige fra\u00eeche vent\u00e9e.

Indices de risque : 5 tr\u00e8s fort - 4 fort - 3 marqu\u00e9 - 2 limit\u00e9 - 1 faible -- En noir : les pentes les plus dangereuses

Stabilit\u00e9 du manteau neigeux

"}}}