{"bulletins":[{"publicationTime":"2026-04-17T15:00:00Z","validTime":{"startTime":"2026-04-17T15:00:00Z","endTime":"2026-04-18T15:00:00Z"},"unscheduled":false,"avalancheActivity":{"highlights":"Increase in danger of wet avalanches in the course of the day.","comment":"As the day progresses as a consequence of warming during the day and solar radiation there will be an appreciable increase in the danger of wet avalanches. Wet avalanches can in some places be released by a single winter sport participant. This applies on very steep shady slopes below approximately 2500 m, as well as on very steep sunny slopes at elevated altitudes. Natural avalanches are possible in the afternoon. Avalanches can be released in the weakly bonded old snow and reach large size in isolated cases. <br/> <br/> Dry avalanches can additionally be released, even by small loads in isolated cases, especially on very steep northwest, north and northeast facing slopes above approximately 2500 m. Especially transitions from a shallow to a deep snowpack are unfavourable. The avalanche prone locations are difficult to recognise."},"snowpackStructure":{"comment":"The surface of the snowpack will freeze to form a strong crust and will soften during the day. Sunshine and high temperatures will give rise to increasing and thorough wetting of the snowpack below approximately 3000 m. <br/> Steep slopes: Faceted weak layers exist in the bottom section of the old snowpack at elevated altitudes."},"tendency":[{"highlights":"Outgoing longwave radiation during the night will be reduced. The backcountry touring conditions in the morning at elevated altitudes are generally favourable. As the day progresses as a consequence of warming during the day there will be an increase in the danger of wet avalanches. Some rain will fall in some regions.","tendencyType":"steady","validTime":{"startTime":"2026-04-18T15:00:00Z","endTime":"2026-04-19T15:00:00Z"}}],"customData":{"ALBINA":{"mainDate":"2026-04-18"},"LWD_Tyrol":{"dangerPatterns":["DP10","DP1"]}},"avalancheProblems":[{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier","snowpackStability":"fair","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]},{"problemType":"wet_snow","elevation":{"upperBound":"3000"},"validTimePeriod":"later","snowpackStability":"very_poor","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["SW","NE","S","W","NW","E","SE","N"]},{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"later","snowpackStability":"poor","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]}],"bulletinID":"df063981-bea8-481b-b7e2-b4354e6063e0","dangerRatings":[{"mainValue":"low","elevation":{"upperBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"moderate","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"considerable","elevation":{"upperBound":"3000"},"validTimePeriod":"later"},{"mainValue":"moderate","elevation":{"lowerBound":"3000"},"validTimePeriod":"later"}],"lang":"en","regions":[{"name":"Zillertal Alps Northeast","regionID":"AT-07-23-02"},{"name":"Zillertal Alps Northwest","regionID":"AT-07-23-01"},{"name":"Kauner Ridge","regionID":"AT-07-14-01"},{"name":"Weißkugel Group","regionID":"AT-07-20"},{"name":"Verwall Mountains Central","regionID":"AT-07-10"},{"name":"Gurgler Group","regionID":"AT-07-21"},{"name":"Verwall Mountains East","regionID":"AT-07-11"},{"name":"Stubai Alps Central","regionID":"AT-07-22"},{"name":"Silvretta East","regionID":"AT-07-12"},{"name":"Samnaun Mountains","regionID":"AT-07-13"},{"name":"Venediger Group South","regionID":"AT-07-24"},{"name":"Tuxer Alps West","regionID":"AT-07-15"},{"name":"Tuxer Alps East","regionID":"AT-07-16"},{"name":"Glockturm Group","regionID":"AT-07-19"},{"name":"Kalkkögel","regionID":"AT-07-14-04"},{"name":"Grieskogel Mountains","regionID":"AT-07-09"},{"name":"Serles Ridge","regionID":"AT-07-14-05"},{"name":"Kühtai - Geigen Ridge","regionID":"AT-07-14-02"},{"name":"Sellrain - Alpein Mountains","regionID":"AT-07-14-03"},{"name":"Glockner Group South","regionID":"AT-07-26-01"},{"name":"Upper Ahr Valley","regionID":"IT-32-BZ-05-03"},{"name":"Zillertal Alps South","regionID":"IT-32-BZ-05-02"},{"name":"Pfitsch","regionID":"IT-32-BZ-05-01"},{"name":"Sesvenna Group South","regionID":"IT-32-BZ-01-02"},{"name":"Schnals Ridge","regionID":"IT-32-BZ-03"},{"name":"Sesvenna Group North","regionID":"IT-32-BZ-01-01"},{"name":"Saldurn-Mastaun Ridge","regionID":"IT-32-BZ-06"},{"name":"Durreck Range","regionID":"IT-32-BZ-11"},{"name":"Langtaufers","regionID":"IT-32-BZ-02-01"},{"name":"Rieserferner Mountains","regionID":"IT-32-BZ-12"},{"name":"Stubai Alps South","regionID":"IT-32-BZ-04-01"},{"name":"Ortler Range","regionID":"IT-32-BZ-14"},{"name":"Ulten Valley","regionID":"IT-32-BZ-15"},{"name":"Planeil Mountains","regionID":"IT-32-BZ-02-02"},{"name":"Upper Passeier Valley","regionID":"IT-32-BZ-07-01"}]},{"publicationTime":"2026-04-17T15:00:00Z","validTime":{"startTime":"2026-04-17T15:00:00Z","endTime":"2026-04-18T15:00:00Z"},"unscheduled":false,"avalancheActivity":{"highlights":"Increase in danger of wet avalanches in the course of the day.","comment":"As the day progresses as a consequence of warming during the day and solar radiation there will be an increase in the danger of wet avalanches. Wet avalanches can in some places be released by a single winter sport participant. This applies on very steep shady slopes below approximately 2500 m, as well as on very steep sunny slopes at elevated altitudes. Small and medium-sized natural avalanches are possible in the afternoon. <br/> <br/> Individual avalanche prone locations for dry avalanches are to be found on very steep shady slopes above approximately 2500 m. Especially transitions from a shallow to a deep snowpack are unfavourable. The avalanche prone locations are difficult to recognise."},"snowpackStructure":{"comment":"The surface of the snowpack will freeze to form a strong crust and will soften during the day. Sunshine and high temperatures will give rise to gradual softening of the snowpack at intermediate and high altitudes. <br/> Steep slopes: Faceted weak layers exist in the bottom section of the old snowpack at elevated altitudes."},"tendency":[{"highlights":"Outgoing longwave radiation during the night will be reduced. The backcountry touring conditions in the morning at elevated altitudes are generally favourable. As the day progresses as a consequence of warming during the day there will be an increase in the danger of wet avalanches. Some rain will fall in some regions.","tendencyType":"steady","validTime":{"startTime":"2026-04-18T15:00:00Z","endTime":"2026-04-19T15:00:00Z"}}],"customData":{"ALBINA":{"mainDate":"2026-04-18"},"LWD_Tyrol":{"dangerPatterns":["DP10","DP1"]}},"avalancheProblems":[{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier","snowpackStability":"fair","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]},{"problemType":"wet_snow","elevation":{"upperBound":"3000"},"validTimePeriod":"later","snowpackStability":"very_poor","frequency":"few","avalancheSize":2,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","W","NW","E","N"]},{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"later","snowpackStability":"poor","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]}],"bulletinID":"e6c4009c-ec4e-4ded-8837-4aa2ce820e92","dangerRatings":[{"mainValue":"low","elevation":{"upperBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"moderate","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"moderate","validTimePeriod":"later"}],"lang":"en","regions":[{"name":"Reisseck Group","regionID":"AT-02-03-01-02"},{"name":"Hafner Group","regionID":"AT-02-03-02"},{"name":"Kreuzeck Group","regionID":"AT-02-09"},{"name":"Sadnig Group","regionID":"AT-02-01-02-02"},{"name":"Schober Group East","regionID":"AT-02-02"},{"name":"Deferegger Alps East","regionID":"AT-07-27"},{"name":"Schober Group West","regionID":"AT-07-28"},{"name":"Goldried","regionID":"AT-07-26-02"},{"name":"Lasörling Group","regionID":"AT-07-25"},{"name":"Gröden Dolomites","regionID":"IT-32-BZ-18-02"},{"name":"Lüsner Mountains","regionID":"IT-32-BZ-18-01"},{"name":"Sexten Dolomites","regionID":"IT-32-BZ-20"},{"name":"Pfunderer Mountains East","regionID":"IT-32-BZ-10"},{"name":"Ratschings","regionID":"IT-32-BZ-04-02"},{"name":"Deferegger Alps West","regionID":"IT-32-BZ-13"},{"name":"Hirzer Range","regionID":"IT-32-BZ-08-01"},{"name":"Prags Dolomites","regionID":"IT-32-BZ-19"},{"name":"Pfunderer Mountains West","regionID":"IT-32-BZ-09"},{"name":"Mount Saint Jakob Range","regionID":"IT-32-BZ-08-02"},{"name":"Texel Mountains","regionID":"IT-32-BZ-07-02"}]},{"publicationTime":"2026-04-17T15:00:00Z","validTime":{"startTime":"2026-04-17T15:00:00Z","endTime":"2026-04-18T15:00:00Z"},"unscheduled":false,"avalancheActivity":{"highlights":"Increase in danger of wet avalanches in the course of the day.","comment":"As the day progresses as a consequence of warming during the day and solar radiation there will be an increase in the danger of wet avalanches. Wet avalanches can in some places be released by a single winter sport participant. This applies on very steep shady slopes below approximately 2500 m, as well as on very steep sunny slopes at elevated altitudes. As the penetration by moisture increases individual natural avalanches are possible in the afternoon. Avalanches can be released in the weakly bonded old snow and reach large size in isolated cases. <br/> On steep grassy slopes more small to medium-sized gliding avalanches are possible below approximately 2600 m. <br/> <br/> Dry avalanches can additionally be released, mostly by large additional loads in isolated cases, especially on very steep northwest, north and northeast facing slopes above approximately 2500 m. Especially transitions from a shallow to a deep snowpack are unfavourable. The avalanche prone locations are difficult to recognise."},"snowpackStructure":{"comment":"The surface of the snowpack will freeze to form a strong crust and will soften during the day. Sunshine and high temperatures will give rise to increasing and thorough wetting of the snowpack below approximately 3000 m. <br/> Steep slopes: Faceted weak layers exist in the bottom section of the old snowpack at elevated altitudes."},"tendency":[{"highlights":"Outgoing longwave radiation during the night will be reduced. The backcountry touring conditions in the morning at elevated altitudes are generally favourable. As the day progresses as a consequence of warming during the day there will be an increase in the danger of wet avalanches. Some rain will fall in some regions.","tendencyType":"steady","validTime":{"startTime":"2026-04-18T15:00:00Z","endTime":"2026-04-19T15:00:00Z"}}],"customData":{"ALBINA":{"mainDate":"2026-04-18"},"LWD_Tyrol":{"dangerPatterns":["DP10","DP1"]}},"avalancheProblems":[{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier","snowpackStability":"fair","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]},{"problemType":"wet_snow","elevation":{"upperBound":"3000"},"validTimePeriod":"later","snowpackStability":"poor","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["SW","NE","S","W","NW","E","SE","N"]},{"problemType":"persistent_weak_layers","elevation":{"lowerBound":"2500"},"validTimePeriod":"later","snowpackStability":"fair","frequency":"few","avalancheSize":3,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]}],"bulletinID":"fdb07a00-2b63-49a4-b00d-7a49c72126ea","dangerRatings":[{"mainValue":"low","elevation":{"upperBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"moderate","elevation":{"lowerBound":"2500"},"validTimePeriod":"earlier"},{"mainValue":"moderate","validTimePeriod":"later"}],"lang":"en","regions":[{"name":"Lechtal Alps West","regionID":"AT-07-07"},{"name":"Lechtal Alps Central","regionID":"AT-07-08"},{"name":"Lechtal Alps East","regionID":"AT-07-02-02"},{"name":"Karwendel Mountains West","regionID":"AT-07-04-01"},{"name":"Kitzbühel Alps Brixental","regionID":"AT-07-17-01"},{"name":"Allgäu Alps East","regionID":"AT-07-01"},{"name":"Mieming Mountains","regionID":"AT-07-03"}]},{"publicationTime":"2026-04-17T15:00:00Z","validTime":{"startTime":"2026-04-17T15:00:00Z","endTime":"2026-04-18T15:00:00Z"},"unscheduled":false,"avalancheActivity":{"highlights":"Individual avalanche prone locations for wet avalanches are to be found in particular on very steep shady slopes.","comment":"As the day progresses the likelihood of wet avalanches being released will increase. In the regions where the outgoing longwave radiation during the night is reduced the danger will increase earlier. <br/> <br/> As the penetration by moisture increases individual wet slab avalanches are possible as the day progresses. This applies in particular in case of releases originating from high-altitude shady starting zones that have retained the snow thus far, especially between approximately 2200 and 2600 m. In isolated cases avalanches are medium-sized. Avalanches can release the wet snowpack. This extends the avalanche runout distances."},"snowpackStructure":{"comment":"During the night the weather will be partly cloudy in some regions. This applies in particular in the east. The snowpack is wet and its surface has a melt-freeze crust. The surface of the snowpack will soften quickly. In particular on steep sunny slopes as well as below approximately 1800 m only a little snow is now lying."},"tendency":[{"highlights":"The danger of wet avalanches will persist.","tendencyType":"steady","validTime":{"startTime":"2026-04-18T15:00:00Z","endTime":"2026-04-19T15:00:00Z"}}],"customData":{"ALBINA":{"mainDate":"2026-04-18"},"LWD_Tyrol":{"dangerPatterns":["DP10"]}},"avalancheProblems":[{"problemType":"wet_snow","elevation":{},"validTimePeriod":"later","snowpackStability":"very_poor","frequency":"few","avalancheSize":2,"customData":{"ALBINA":{"avalancheType":"slab"}},"aspects":["NE","NW","N"]}],"bulletinID":"5145aff9-a4e0-455a-8763-2b95084599b9","dangerRatings":[{"mainValue":"low","validTimePeriod":"earlier"},{"mainValue":"moderate","validTimePeriod":"later"}],"lang":"en","regions":[{"name":"Carnic Alps Lesachtal","regionID":"AT-02-14"},{"name":"Gailtal Alps West","regionID":"AT-02-10"},{"name":"Carnic Alps Plöckenpass","regionID":"AT-02-15-01"},{"name":"Lienz Dolomites","regionID":"AT-07-29-02"},{"name":"Kreuzeck Group East Tirol","regionID":"AT-07-29-03"},{"name":"Carnic Alps East Tirol","regionID":"AT-07-29-01"}]},{"publicationTime":"2026-04-17T15:00:00Z","validTime":{"startTime":"2026-04-17T15:00:00Z","endTime":"2026-04-18T15:00:00Z"},"unscheduled":false,"avalancheActivity":{"highlights":"Wet snow requires caution.","comment":"In the late morning the likelihood of wet avalanches being released will increase. Wet avalanches can in isolated cases be released by a single winter sport participant. The avalanche prone locations are to be found in particular on very steep northwest, north and northeast facing slopes at elevated altitudes. Avalanches can in very isolated cases release the saturated snowpack and reach medium size."},"snowpackStructure":{"comment":"The snowpack is wet all the way through and its surface has a melt-freeze crust. The surface of the snowpack will soften quickly. In particular on steep sunny slopes as well as below approximately 1800 m only a little snow is now lying."},"tendency":[{"highlights":"Some rain will fall in some localities. The danger of wet avalanches will persist.","tendencyType":"steady","validTime":{"startTime":"2026-04-18T15:00:00Z","endTime":"2026-04-19T15:00:00Z"}}],"customData":{"ALBINA":{"mainDate":"2026-04-18"},"LWD_Tyrol":{"dangerPatterns":["DP10"]}},"avalancheProblems":[{"problemType":"wet_snow","elevation":{},"validTimePeriod":"later","snowpackStability":"poor","frequency":"few","avalancheSize":2,"customData":{"ALBINA":{"avalancheType":"loose"}},"aspects":["NE","NW","N"]}],"bulletinID":"62084ca8-0dd5-4a88-a699-82511c578d3b","dangerRatings":[{"mainValue":"low","validTimePeriod":"earlier"},{"mainValue":"moderate","validTimePeriod":"later"}],"lang":"en","regions":[{"name":"Brandenberg Alps","regionID":"AT-07-05"},{"name":"Kaiser Mountains - Waidring Alps","regionID":"AT-07-06"},{"name":"Kitzbühel Alps Wildseeloder","regionID":"AT-07-18"},{"name":"Ammergau Alps South","regionID":"AT-07-02-01"},{"name":"Karwendel Mountains East","regionID":"AT-07-04-02"},{"name":"Kitzbühel Alps Wildschönau","regionID":"AT-07-17-02"}]}]}