link Link to website https://avalanche.report/bulletin/2019-12-20 simple_link Link to the simplified website https://avalanche.report/simple/2019-12-20/en.html fd_albina_map.jpg Danger rating map (whole day) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/fd_albina_map.jpg fd_tyrol_map.jpg Danger rating map Tirol (whole day) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/fd_tyrol_map.jpg fd_southtyrol_map.jpg Danger rating map Southtyrol (whole day) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/fd_southtyrol_map.jpg fd_trentino_map.jpg Danger rating map Trentino (whole day) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/fd_trentino_map.jpg pdf PDF https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/2019-12-20_en.pdf tyrol_pdf PDF Tirol https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/2019-12-20_AT-07_en.pdf southtyrol_pdf PDF Southtyrol https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/2019-12-20_IT-32_BZen.pdf trentino_pdf PDF Trentino https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/2019-12-20_IT-32-TN_en.pdf am_albina_map.jpg Danger rating map (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_albina_map.jpg am_tyrol_map.jpg Danger rating map Tirol (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_tyrol_map.jpg am_southtyrol_map.jpg Danger rating map Southtyrol (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_southtyrol_map.jpg am_trentino_map.jpg Danger rating map Trentino (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_trentino_map.jpg pm_albina_map.jpg Danger rating map (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_albina_map.jpg pm_tyrol_map.jpg Danger rating map Tirol (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_tyrol_map.jpg pm_southtyrol_map.jpg Danger rating map Southtyrol (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_southtyrol_map.jpg pm_trentino_map.jpg Danger rating map Trentino (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_trentino_map.jpg am_overlay.png Danger rating overlay (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_overlay.png pm_overlay.png Danger rating overlay (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_overlay.png am_regions.json GeoJSON for regions (AM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/am_regions.json pm_regions.json GeoJSON for regions (PM) https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/pm_regions.json dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/46b17ee9-3565-4243-a4a3-e6444c0b4176.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=46b17ee9-3565-4243-a4a3-e6444c0b4176 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T11:00:00Z Avalanche.report https://avalanche.report Latemar Southern Adamello Primiero - Pale di S. Martino Adamello - Presanella Prealps Northern Brenta - Peller Cembra Valley Bondone and Stivo Vallarsa Western Nonsberg Alps Folgaria - Laverone Southern Brenta Fassa Valley Sole, Pejo and Rabbi Southern Lagorai Ledro Valley Northern Lagorai Maddalene Paganella Marzola - Valsugana Pine' - Mocheni Valley moderate treeline moderate 2 2 2 moderate 1 2 moderate treeline moderate 2 2 2 moderate 1 2 dp6 dp2 gliding_snow W N SE SW E NE S NW 2200 wind_drifted_snow W N SE SW E NE S NW 1900 increasing 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Gradual increase in avalanche danger as a consequence of fresh snow and wind. As a consequence of fresh snow and a strong to storm force southwesterly wind, avalanche prone wind slabs will form in all aspects. As the day progresses the wind slabs will increase in size additionally. Fresh snow and wind slabs can be released, even by a single winter sport participant. Especially from starting zones at higher altitudes medium-sized and, in isolated cases, large natural avalanches are possible. Below approximately 2400 m medium-sized and, in isolated cases, large gliding avalanches are possible. 20 to 30 cm of snow. will fall from late morning above approximately 1800 m. 40 to 60 cm of snow, and even more in some localities, will fall until late in the night above approximately 1600 m. Fresh snow and wind slabs are lying on a moist old snowpack. By late in the night the previously small wind slabs will increase in size once again. The wind will be strong to storm force. Further increase in avalanche danger as a consequence of fresh snow and strong wind. The conditions are unfavourable for ski touring, freeriding and snowshoe hiking. Fresh snow and wind slabs require caution. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/46b17ee9-3565-4243-a4a3-e6444c0b4176_PM.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=46b17ee9-3565-4243-a4a3-e6444c0b4176 2019-12-19T16:00:00Z 2019-12-20T11:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Latemar Southern Adamello Primiero - Pale di S. Martino Adamello - Presanella Prealps Northern Brenta - Peller Cembra Valley Bondone and Stivo Vallarsa Western Nonsberg Alps Folgaria - Laverone Southern Brenta Fassa Valley Sole, Pejo and Rabbi Southern Lagorai Ledro Valley Northern Lagorai Maddalene Paganella Marzola - Valsugana Pine' - Mocheni Valley considerable treeline considerable 3 3 3 considerable 2 2 considerable treeline considerable 3 3 2 considerable 2 2 dp6 dp2 wind_drifted_snow SE SW W N E NE S NW treeline new_snow W N SE SW E NE S NW treeline increasing 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Gradual increase in avalanche danger as a consequence of fresh snow and wind. As a consequence of fresh snow and a strong to storm force southwesterly wind, avalanche prone wind slabs will form in all aspects. As the day progresses the wind slabs will increase in size additionally. Fresh snow and wind slabs can be released, even by a single winter sport participant. Especially from starting zones at higher altitudes medium-sized and, in isolated cases, large natural avalanches are possible. Below approximately 2400 m medium-sized and, in isolated cases, large gliding avalanches are possible. 20 to 30 cm of snow. will fall from late morning above approximately 1800 m. 40 to 60 cm of snow, and even more in some localities, will fall until late in the night above approximately 1600 m. Fresh snow and wind slabs are lying on a moist old snowpack. By late in the night the previously small wind slabs will increase in size once again. The wind will be strong to storm force. Further increase in avalanche danger as a consequence of fresh snow and strong wind. The conditions are unfavourable for ski touring, freeriding and snowshoe hiking. Fresh snow and wind slabs require caution. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/4c9ba41b-2854-487e-9855-ab4944592ea4.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=4c9ba41b-2854-487e-9855-ab4944592ea4 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T11:00:00Z Avalanche.report https://avalanche.report Sexten Dolomites Eastern Pfunderer Mountains Durreck Range Western Rieserferner Mountains Val Müstair Alps Western Deferegger Alps Langtaufers Ortler Range Schnals Ridge Southern Stubai Alps Ulten Valley Southern Zillertal Alps and High Tauern Eastern Nonsberger Alps Northern Dolomites of Fiemme Saldurn-Mastaun Ridge Gröden Dolomites Texel Mountains Prags Dolomites Sarntal Alps Western Pfunderer Mountains moderate treeline moderate 3 2 2 moderate 1 2 moderate treeline moderate 2 2 2 moderate 1 2 dp6 dp2 gliding_snow W N SE SW E NE S NW 2600 wind_drifted_snow N E NE NW 2400 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Gradual increase in avalanche danger as a consequence of fresh snow and wind. As a consequence of fresh snow and a strong to storm force southwesterly wind, avalanche prone wind slabs will form in all aspects. As the day progresses the wind slabs will increase in size additionally. Fresh snow and wind slabs can be released, even by a single winter sport participant. Especially from starting zones at higher altitudes medium-sized and, in isolated cases, large natural avalanches are possible. Below approximately 2600 m medium-sized and, in isolated cases, large gliding avalanches are possible. 20 to 30 cm of snow. will fall until the afternoon. In particular in the Ultental, in the Passeier Tal and in the Dolomites 40 to 50 cm of snow, and even more in some localities, will fall. Fresh snow and wind slabs are lying on a moist old snowpack. By late in the night the previously small wind slabs will increase in size once again. The wind will be strong to storm force. Caution is to be exercised in areas with glide cracks. Fresh snow and wind slabs require caution. The conditions are dangerous for ski touring, freeriding and snowshoe hiking. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/4c9ba41b-2854-487e-9855-ab4944592ea4_PM.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=4c9ba41b-2854-487e-9855-ab4944592ea4 2019-12-19T16:00:00Z 2019-12-20T11:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Sexten Dolomites Eastern Pfunderer Mountains Durreck Range Western Rieserferner Mountains Val Müstair Alps Western Deferegger Alps Langtaufers Ortler Range Schnals Ridge Southern Stubai Alps Ulten Valley Southern Zillertal Alps and High Tauern Eastern Nonsberger Alps Northern Dolomites of Fiemme Saldurn-Mastaun Ridge Gröden Dolomites Texel Mountains Prags Dolomites Sarntal Alps Western Pfunderer Mountains considerable treeline considerable 3 3 3 considerable 2 2 moderate treeline moderate 2 2 3 moderate 1 3 dp6 dp2 wind_drifted_snow SE SW W N E NE S NW treeline gliding_snow W N SE SW E NE S NW 2600 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Gradual increase in avalanche danger as a consequence of fresh snow and wind. As a consequence of fresh snow and a strong to storm force southwesterly wind, avalanche prone wind slabs will form in all aspects. As the day progresses the wind slabs will increase in size additionally. Fresh snow and wind slabs can be released, even by a single winter sport participant. Especially from starting zones at higher altitudes medium-sized and, in isolated cases, large natural avalanches are possible. Below approximately 2600 m medium-sized and, in isolated cases, large gliding avalanches are possible. 20 to 30 cm of snow. will fall until the afternoon. In particular in the Ultental, in the Passeier Tal and in the Dolomites 40 to 50 cm of snow, and even more in some localities, will fall. Fresh snow and wind slabs are lying on a moist old snowpack. By late in the night the previously small wind slabs will increase in size once again. The wind will be strong to storm force. Caution is to be exercised in areas with glide cracks. Fresh snow and wind slabs require caution. The conditions are dangerous for ski touring, freeriding and snowshoe hiking. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/92510f60-b599-421c-8736-0976bdd113db.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=92510f60-b599-421c-8736-0976bdd113db 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Glockner Range Eastern Deferegger Alps Schober Mountains Lienzer Dolomites Gurgler Range Central Stubai Alps Northern Zillertal Alps Venediger Range Eastern Rieserferner Mountains moderate moderate 2 2 2 moderate 1 2 dp2 dp7 gliding_snow SE SW W E S 2600 persistent_weak_layers SE SW W E S 2500 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Areas with glide cracks are to be avoided. Weakly bonded old snow requires caution, in particular on sunny slopes above approximately 2500 m. As the moisture increases small to medium-sized gliding avalanches and moist snow slides are possible. This applies in particular on steep sunny slopes below approximately 2600 m as well as at low and intermediate altitudes, especially in the regions with a lot of snow. Caution is to be exercised in areas with glide cracks. <br/> Dry avalanches can additionally be released in near-surface layers, in particular by large additional loads. This applies in particular on very steep sunny slopes above approximately 2500 m at transitions from a shallow to a deep snowpack. These avalanche prone locations are rather rare and are barely recognisable, even to the trained eye. <br/> Fresh wind slabs are mostly small and can only be released in isolated cases. Caution is to be exercised in particular adjacent to ridgelines at high altitudes and in high Alpine regions as well as on very steep shady slopes. Somewhat older wind slabs have bonded well with the old snowpack on shady slopes. Individual avalanche prone locations for dry avalanches are to be found in particular adjacent to ridgelines above approximately 2400 m. The avalanches are rather small. The avalanche prone locations are clearly recognisable to the trained eye. Faceted weak layers exist in the top section of the snowpack on steep sunny slopes, in particular above approximately 2500 m. Over a wide area 10 to 20 cm of snow. will fall above approximately 1800 m. The fresh and older wind slabs are bonding well with the old snowpack. The snowpack will be subject to considerable local variations at high altitudes and in high Alpine regions. At low and intermediate altitudes the snow is moist, also on sunny slopes below approximately 2600 m. Gradual increase in danger of dry avalanches as a consequence of fresh snow and wind. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/6138f71d-4e0f-4c99-b23f-7980e5a2ba0a.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=6138f71d-4e0f-4c99-b23f-7980e5a2ba0a 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Grieskogel Mountains Allgäu Alps moderate moderate 2 2 2 moderate 1 2 dp2 dp6 gliding_snow SE SW W E S 2600 wind_drifted_snow N NE NW 2400 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Areas with glide cracks are to be avoided. Wind slabs at high altitude. As the moisture increases small to medium-sized gliding avalanches and moist snow slides are possible. This applies in particular on steep sunny slopes below approximately 2600 m as well as at low and intermediate altitudes, especially in the regions with a lot of snow. Caution is to be exercised in areas with glide cracks. <br/> Somewhat older wind slabs have bonded well with the old snowpack on shady slopes. Individual avalanche prone locations for dry avalanches are to be found in particular adjacent to ridgelines above approximately 2400 m. The avalanches are rather small. The avalanche prone locations are clearly recognisable to the trained eye. The somewhat older wind slabs have bonded well with the old snowpack. The snowpack will be subject to considerable local variations at high altitudes and in high Alpine regions. At low and intermediate altitudes the snow is moist, also on sunny slopes below approximately 2600 m. Gradual decrease in danger of gliding avalanches and moist snow slides as the temperature drops. Slight increase in danger of dry avalanches as a consequence of fresh snow and wind. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/e3346970-c011-47c6-9120-37fcd8dee719.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=e3346970-c011-47c6-9120-37fcd8dee719 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Western Tuxer Alps Eastern Tuxer Alps Western Lechtal Alps Central Lechtal Alps Glockturm Range Weißkugel Range Western Verwall Mountains Eastern Verwall Mountains Silvretta Samnaun Mountains Northern Oetz and Stubai Alps moderate moderate 2 2 2 moderate 1 2 dp2 dp7 gliding_snow SE SW W E S 2600 persistent_weak_layers SE SW W E S 2500 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Areas with glide cracks are to be avoided. Weakly bonded old snow requires caution, in particular on sunny slopes above approximately 2500 m. As the moisture increases small to medium-sized gliding avalanches and moist snow slides are possible. This applies in particular on steep sunny slopes below approximately 2600 m as well as at low and intermediate altitudes, especially in the regions with a lot of snow. Caution is to be exercised in areas with glide cracks. <br/> Dry avalanches can additionally be released in near-surface layers, in particular by large additional loads. This applies in particular on very steep sunny slopes above approximately 2500 m at transitions from a shallow to a deep snowpack. These avalanche prone locations are rather rare and are barely recognisable, even to the trained eye. <br/> Somewhat older wind slabs have bonded well with the old snowpack on shady slopes. Individual avalanche prone locations for dry avalanches are to be found in particular adjacent to ridgelines above approximately 2400 m. The avalanches are rather small. The avalanche prone locations are clearly recognisable to the trained eye. Faceted weak layers exist in the top section of the snowpack on steep sunny slopes, in particular above approximately 2500 m. The somewhat older wind slabs have bonded well with the old snowpack on shady slopes. The snowpack will be subject to considerable local variations at high altitudes and in high Alpine regions. At low and intermediate altitudes the snow is moist, also on sunny slopes below approximately 2600 m. Gradual decrease in danger of gliding avalanches and moist snow slides as the temperature drops. Slight increase in danger of dry avalanches as a consequence of fresh snow and wind. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/2963b1dd-fd6e-470c-9421-a6f025eec6ce.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=2963b1dd-fd6e-470c-9421-a6f025eec6ce 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Karwendel Mountains Eastern Lechtal Alps - Ammergau Alps Mieming Mountains moderate treeline moderate 2 2 2 moderate 1 2 low treeline low 1 1 1 low 1 1 dp2 dp6 gliding_snow SE SW W E S treeline 2600 wind_drifted_snow N NE NW 2400 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Areas with glide cracks are to be avoided. Wind slabs at high altitude. As the moisture increases small to medium-sized gliding avalanches and moist snow slides are possible. This applies in particular on steep sunny slopes below approximately 2600 m as well as at intermediate altitudes, especially in the regions with a lot of snow. Caution is to be exercised in areas with glide cracks. <br/> Somewhat older wind slabs have bonded well with the old snowpack on shady slopes. Individual avalanche prone locations for dry avalanches are to be found in particular adjacent to ridgelines above approximately 2400 m. The avalanches are rather small. The avalanche prone locations are clearly recognisable to the trained eye. The somewhat older wind slabs have bonded well with the old snowpack. The snowpack will be subject to considerable local variations at high altitudes and in high Alpine regions. At low and intermediate altitudes the snow is moist, also on sunny slopes below approximately 2600 m. Gradual decrease in danger of gliding avalanches and moist snow slides as the temperature drops. Slight increase in danger of dry avalanches as a consequence of fresh snow and wind. dangerRatingMap Simplified danger rating map of the region https://avalanche.report/albina_files_local/2019-12-20/2019-12-19_16-00-00/f47e4ea5-445a-4d83-910b-98bdf9e7e195.jpg website Link to region on the website https://avalanche.report/bulletin/2019-12-20?region=f47e4ea5-445a-4d83-910b-98bdf9e7e195 2019-12-19T16:00:00Z 2019-12-19T23:00:00Z 2019-12-20T23:00:00Z Avalanche.report https://avalanche.report Brandenberg Alps Western Kitzbühel Alps Wilder Kaiser Mountains - Waidring Alps Eastern Kitzbühel Alps low low 1 1 1 low 1 1 dp6 wind_drifted_snow N NE NW 2400 steady 2019-12-20T23:00:00Z 2019-12-21T23:00:00Z Wind slabs require caution. The older wind slabs represent the main danger. The avalanche prone locations are to be found in particular on very steep shady slopes above approximately 2400 m. Caution is to be exercised in particular adjacent to ridgelines. Such avalanche prone locations are very rare and are clearly recognisable to the trained eye. The wind slabs have bonded well with the old snowpack. The snowpack will be moist at low and intermediate altitudes. This also applies on steep sunny slopes at high altitude. Thus far only a little snow is lying.