{"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": "n\u00f6rdliches Urseren", "regionID": "CH-2223"}, {"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 Sunday</h1><p>There will be mostly moderate southerly winds and a foehn wind in the valleys of the north. There will be clear spells in the north on Saturday. On Sunday it will be mostly sunny in the mountains. It will be very cloudy in the south on both days and snow will fall above approximately 1300 m. Around 5 to 15 cm will fall on Saturday, while less is expected on Sunday.</p><p>In the south and on the Main Alpine Ridge in Valais, the avalanche risk will increase slightly on Saturday with the fresh snow. Otherwise it will not change significantly. Weak layers in the old snowpack remain prone to triggering in many areas.</p>"}], "validTime": {"endTime": "2026-01-16T16:00:00Z", "startTime": "2026-01-16T07:00:00Z"}, "bulletinID": "10d90cb9-6bc8-4143-b955-3f8241607036", "customData": {"CH": {"aggregation": [{"category": "dry", "problemTypes": ["wind_slab", "persistent_weak_layers"], "validTimePeriod": "all_day"}]}}, "nextUpdate": "2026-01-16T16:00:00Z", "unscheduled": false, "dangerRatings": [{"mainValue": "considerable", "customData": {"CH": {"subdivision": "neutral"}}, "validTimePeriod": "all_day"}], "weatherReview": {"comment": "<h1>Weather review for Thursday</h1><p>There was a little precipitation in the Jura in the early morning, otherwise it was quite sunny in the north. It was cloudy and mainly dry in the south.</p><h2 contenteditable=\"false\">Fresh snow</h2><p>A few centimetres on the highest Jura peaks</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><ul><li>Moderate and locally strong from the southwest</li><li>An increasing foehn wind in the north during the course of the day</li></ul>"}, "publicationTime": "2026-01-16T07:00:00Z", "weatherForecast": {"comment": "<h1>Weather forecast to Friday</h1><p>In the north it will be mostly sunny with foehn winds. In the south it will be very cloudy with a little snow falling above 1300 m.</p><h2 contenteditable=\"false\">Fresh snow</h2><p>Ticino and Moesano: up to 5 cm</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><p>Southerly winds</p><ul><li>Strong during the night to Friday in the regions exposed to the foehn wind in the north</li><li>Otherwise mostly moderate</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 prevalent. Whumpfing sounds and the formation of shooting cracks when stepping on the snowpack indicate the danger. Backcountry touring and other off-piste activities call for experience in the assessment of avalanche danger and restraint. <br/> The southerly wind has transported the loosely bonded old snow. The wind slabs are to be avoided in steep terrain.", "elevation": {"lowerBound": "2200"}, "customData": {"CH": {"subdivision": "neutral", "coreZoneText": "Danger level \"considerable\" (3=) in all aspects above 2200m."}}, "problemType": "wind_slab", "validTimePeriod": "all_day", "dangerRatingValue": "considerable"}, {"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 prevalent. Whumpfing sounds and the formation of shooting cracks when stepping on the snowpack indicate the danger. Backcountry touring and other off-piste activities call for experience in the assessment of avalanche danger and restraint. <br/> The southerly wind has transported the loosely bonded old snow. The wind slabs are to be avoided in steep terrain.", "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 surface of the snowpack is still poor. South of a line from the Rh\u00f4ne to the Rhine, the entire snowpack is often faceted and loose. Here, avalanches may penetrate 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 avalanche 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>In the regions exposed to the foehn wind in the north, snowdrift accumulations that are prone to triggering will form at high altitudes during the night to Friday. The snow is wet at low and intermediate altitudes. Isolated gliding avalanches are possible on steep sunny slopes, especially on the northern flank of the Alps.</p>"}}}