{"type": "Feature", "geometry": null, "properties": {"lang": "en", "regions": [{"name": "Binntal", "regionID": "CH-4242"}, {"name": "Riederalp", "regionID": "CH-4214"}, {"name": "Emosson", "regionID": "CH-4111"}, {"name": "untere Vispert\u00e4ler", "regionID": "CH-4221"}, {"name": "Grimselpass", "regionID": "CH-1247"}, {"name": "Calanda", "regionID": "CH-5121"}, {"name": "Bedrettotal", "regionID": "CH-6111"}, {"name": "Val d'Anniviers", "regionID": "CH-4124"}, {"name": "Val d'Entremont-Val Ferret", "regionID": "CH-4113"}, {"name": "s\u00fcdliches Obergoms", "regionID": "CH-4244"}, {"name": "obere Leventina", "regionID": "CH-6112"}, {"name": "n\u00f6rdliches Simplon Gebiet", "regionID": "CH-4231"}, {"name": "Reckingen", "regionID": "CH-4241"}, {"name": "Flims", "regionID": "CH-5124"}, {"name": "Val d'H\u00e9rens", "regionID": "CH-4122"}, {"name": "G\u00e9n\u00e9pi", "regionID": "CH-4112"}, {"name": "Sarganserland", "regionID": "CH-3224"}, {"name": "Arolla", "regionID": "CH-4123"}, {"name": "s\u00fcdliches Tujetsch", "regionID": "CH-5212"}, {"name": "Martigny-Verbier", "regionID": "CH-4115"}, {"name": "n\u00f6rdliches Tujetsch", "regionID": "CH-5211"}, {"name": "n\u00f6rdliches Obergoms", "regionID": "CH-4243"}, {"name": "Mountet", "regionID": "CH-4125"}, {"name": "Turtmanntal", "regionID": "CH-4212"}, {"name": "s\u00fcdliches Urseren", "regionID": "CH-2224"}, {"name": "Haut Val de Bagnes", "regionID": "CH-4116"}], "tendency": [{"comment": "<h1>Outlook to Saturday</h1><p>There will be moderate to strong southwesterly winds and foehn winds in the valleys of the north.</p><p>It will be mostly sunny in the north on Friday, but only towards the east on Saturday. It will be very cloudy in the south on both days and snow will fall above approximately 1200 m. Up to 10 cm will fall on Friday. The amounts are still very uncertain for Saturday, especially from the Simplon region to the Valle Maggia.</p><p>Deeper layers of snow will stabilise only slowly due to the weak old snowpack, especially in areas south of a line from the Rh\u00f4ne to the Rhine. With the foehn wind, easily triggerable snowdrift accumulations will develop in the north from Friday and the avalanche risk will increase slightly.</p><p>In the south, the avalanche danger will increase slightly on Friday and appreciably on Saturday, depending on the amount of fresh snow.</p>"}], "validTime": {"endTime": "2026-01-15T16:00:00Z", "startTime": "2026-01-15T07:00:00Z"}, "bulletinID": "2173a386-c116-4617-998a-788d7b6210e3", "customData": {"CH": {"aggregation": [{"category": "dry", "problemTypes": ["persistent_weak_layers"], "validTimePeriod": "all_day"}]}}, "nextUpdate": "2026-01-15T16:00:00Z", "unscheduled": false, "dangerRatings": [{"mainValue": "considerable", "customData": {"CH": {"subdivision": "neutral"}}, "validTimePeriod": "all_day"}], "weatherReview": {"comment": "<h1>Weather review for Wednesday</h1><p>It was mostly sunny in the north, despite the high cloud cover. It was cloudy in the south, but mainly dry.</p><h2 contenteditable=\"false\">Fresh snow</h2><p>-</p><h2>Temperature</h2><p>At midday at 2000 m, between +1 \u00b0C in the north and -2 \u00b0C in the south</p><h2>Wind</h2><p>Mostly moderate southwesterly</p>"}, "publicationTime": "2026-01-15T07:00:00Z", "weatherForecast": {"comment": "<h1>Weather forecast to Thursday</h1><p>On Thursday it will be mostly sunny in the north. It will be very cloudy in the south and there will be a little light snowfall in some localities above 1300 m.</p><h2 contenteditable=\"false\">Fresh snow</h2><p>-</p><h2 contenteditable=\"false\">Temperature</h2><p>At midday at 2000 m, between +1 \u00b0C in the north and -3 \u00b0C in the south</p><h2>Wind</h2><ul><li>Moderate and locally strong southwesterly winds</li><li>There will be foehn winds in the valleys of the north during the course of the day.</li></ul>"}, "avalancheProblems": [{"aspects": ["N", "NE", "E", "SE", "S", "SW", "W", "NW"], "comment": "The new snow and wind slabs of last week are lying on top of a weakly bonded old snowpack. Avalanches can be released in the old snowpack and reach large size. Remotely triggered avalanches are possible. The avalanche prone locations are quite prevalent. Whumpfing sounds and the formation of shooting cracks when stepping on the snowpack indicate the danger. <br/> Backcountry touring and other off-piste activities call for experience in the assessment of avalanche danger and restraint.", "elevation": {"lowerBound": "2200"}, "customData": {"CH": {"subdivision": "neutral", "coreZoneText": "Danger level \"considerable\" (3=) in all aspects above 2200m."}}, "problemType": "persistent_weak_layers", "validTimePeriod": "all_day", "dangerRatingValue": "considerable"}], "snowpackStructure": {"comment": "<h1>Snowpack</h1><p>Fresh and drifted snow from the last week is lying in many places on a faceted old snow surface or on surface hoar, especially on wind-protected shady slopes. The connection to the old snow surface is therefore poor in many places. South of a line from the Rh\u00f4ne to the Rhine, the entire snowpack is often faceted and loose. Here, avalanches may fracture down to near-ground layers. On the northern flank of the Alps, in Valais and in northern Grisons, avalanches may still become dangerously large. Many whumpfing sounds and remote triggering over larger distances are still being reported from Valais and northern Grisons. The probability of slab avalanches being triggered remains high here and the situation requires patience.</p><p>With the mild weather, the snow became wet at low and intermediate altitudes.</p>"}}}