{ "bulletins": [ { "avalancheActivity": { "comment": "Forecast Snow Stability: Wet snow instability will persist overnight and early morning on all steep North through East to South East aspects above 850m. Remaining cornices will weaken further and be prone to sudden collapse. Noticeably better stability from midday onwards with the onset of colder weather. Some soft moderately bonded windslab is possible much later in the period on some steep South East to South aspects above 950m. The avalanche hazard will be Moderate", "highlights": "" }, "avalancheProblems": [ { "problemType": "wet_snow", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "850" } }, { "problemType": "cornices", "aspects": [ "NE", "E", "SE" ], "elevation": { "lowerBound": "850" } } ], "bulletinID": "GB-SCT-13436", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "600", "upperBound": "800" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "800", "upperBound": "1100" }, "validTimePeriod": "all_day" }, { "mainValue": "moderate", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "800", "upperBound": "1100" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-6" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Mild and damp overnight then a transition to heavier rainfall during the morning. Much cooler from midday with snow showers. Moderate West South West winds becoming North Westerly and later Northerly.\nObserved Weather Influences: Mild at all altitudes with persistent drizzle during the morning.\nObservedSnowStability: Poor stability overnight and during the morning on very steep North East through East to South East aspects above 850m. Recent avalanche debris litters several gullies near the Post Face of Coire Ardair and crag approach slopes in the Inner Coire. The snowpack is now moist or wet at all elevations and beginning to show some early consolidation. Remaining cornices remain wet and weak. The avalanche hazard is Moderate" }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } }, { "avalancheActivity": { "comment": "Forecast Snow Stability: Wet snow instabilities will persist until the afternoon when the snowpack will start to refreeze. Steep North through East to South-East aspects above 800 metres will be most affected. Remaining cornices will be prone to collapse. Fresh windslab accumulations in the afternoon are not expected to be significant. The avalanche hazard will be Moderate.", "highlights": "" }, "avalancheProblems": [ { "problemType": "wet_snow", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "800" } }, { "problemType": "cornices", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "900" } } ], "bulletinID": "GB-SCT-13435", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "600", "upperBound": "800" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "800", "upperBound": "1300" }, "validTimePeriod": "all_day" }, { "mainValue": "moderate", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "800", "upperBound": "1300" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-3" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Very strong South-West winds veer to the North and ease in the afternoon. Drizzle in the evening with some heavier rain in the morning, turning to snow showers above around 600 metres in the afternoon. The freezing level will be above the summits for most of the period, dropping to 700 metres during the afternoon.\nObserved Weather Influences: It was a mild day with the freezing level above the summits. There was drizzle and fresh West-South-Westerly winds.\nObservedSnowStability: After a period of poor stability overnight the snowpack was slowly consolidating. Wet snow instabilities remain present, mainly on steep North through East to South-East aspects above 800 metres. Elsewhere the snowpack is slowly thawing and stability is better. Remaining cornices are prone to collapse. The avalanche hazard is Moderate." }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } }, { "avalancheActivity": { "comment": "Forecast Snow Stability: The existing patchy snowpack will be well bonded and stable. Isolated deposits of moderately bonded windslab will develop gradually from mid morning, however these are expected to be shallow and should be easily avoidable. Any windslab deposits will be confined to steep wind sheltered areas on South-East to South-West aspects above 750 metres. The avalanche hazard will be Low.", "highlights": "" }, "avalancheProblems": [ { "problemType": "wind_slab", "aspects": [ "SE", "S", "SW" ], "elevation": { "lowerBound": "750" } } ], "bulletinID": "GB-SCT-13434", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "600", "upperBound": "800" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "800", "upperBound": "1100" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-7" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Mild and wet conditions overnight will be replaced by colder conditions with snow showers during the morning. Strong South-Westerly winds will decrease and veer Northerly and the freezing level will fall to around 700 metres.\nObserved Weather Influences: Drizzle this morning cleared to give a mainly dry afternoon. Very mild with strong South-Westerly winds.\nObservedSnowStability: The remaining patchy snow cover is thawing and consolidating. Snowpack stability is good. Largest areas remain on steep North-East to South-East aspects above 750 metres. The avalanche hazard is Low." }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } }, { "avalancheActivity": { "comment": "Forecast Snow Stability: Shallow accumulations of localised fresh windslab will start to develop during the latter part of the day on East and South-East aspects above 1000 metres. Greatest instabilities will be found in deep accumulations in steep wind sheltered locations especially where overlying the existing snowpack. Coire rims and gully tops will be most affected. The old snowpack will start to refreeze and will become firm and icy. Small cornices will start to build. The avalanche hazard will be Moderate.", "highlights": "" }, "avalancheProblems": [ { "problemType": "wind_slab", "aspects": [ "E", "SE" ], "elevation": { "lowerBound": "1000" } }, { "problemType": "cornices", "aspects": [ "N", "NE", "E", "SE", "S" ], "elevation": { "lowerBound": "1000" } } ], "bulletinID": "GB-SCT-13433", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "600", "upperBound": "1000" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "N", "NE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "1000", "upperBound": "1300" }, "validTimePeriod": "all_day" }, { "mainValue": "moderate", "aspects": [ "E", "SE" ], "elevation": { "lowerBound": "1000", "upperBound": "1300" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-2" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Initially dry before precipitation arrives during the morning. This will fall as snow down to around 600 metres during the late afternoon. Very strong winds, reaching gale force at times, will be from the South-West before easing and veering to the North later in the day. The freezing level will lower to 600 metres from noon.\nObserved Weather Influences: Mild through the evening and into the day with the summit temperature reading 2.8 degrees at noon. Mainly dry with some afternoon sunshine and strong winds from the West.\nObservedSnowStability: The existing snowpack is consolidating in the mild temperatures. Instabilities are present in deep accumulations on mainly East aspects above 1000 metres. Elsewhere, the snowpack is soft in nature but is generally stable. Cornices remain on some aspects. Snow loss at lower elevations, where cover was thin or exposed to the sun. The avalanche hazard is Moderate." }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } }, { "avalancheActivity": { "comment": "Forecast Snow Stability: Stability will be generally good. However, minor surface wet snow instabilities will become increasingly possible mainly on steep North-East to South-East aspects above 900 metres. Gully tops and coire rims will be mostly affected. Cornices will be prone to collapse. Stability will improve later in the afternoon as temperatures drop. There will be a dusting of fresh snow above 600 metres, though amounts not expected to be significant. The avalanche hazard will be Moderate.", "highlights": "" }, "avalancheProblems": [ { "problemType": "wet_snow", "aspects": [ "NE", "E", "SE" ], "elevation": { "lowerBound": "900" } }, { "problemType": "cornices", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "900" } } ], "bulletinID": "GB-SCT-13432", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "700", "upperBound": "900" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "N", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "900", "upperBound": "1200" }, "validTimePeriod": "all_day" }, { "mainValue": "moderate", "aspects": [ "NE", "E", "SE" ], "elevation": { "lowerBound": "900", "upperBound": "1200" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-5" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Fresh to strong South-Westerly winds will veer Northerly during the afternoon. Drizzle and rain in the evening, then dry in the early hours followed by rain and snow showers late morning and afternoon. The freezing level will be above the summits then lower to around 700 metres during the day.\nObserved Weather Influences: Mainly dry throughout the forecast period. Partly cloudy with some sunny spells. The freezing level rose above the summits overnight and remained there during the day. Strong Westerly winds.\nObservedSnowStability: Stability is generally good. Windslab accumulations found mainly on North-East to South-East aspects above 900 metres continue to slowly consolidate. Recently developed overhanging cornices are weak. The older snowpack has good stability and exhibits a soft surface layer. There is a slow and gradual thaw at all elevations. The avalanche hazard is Moderate." }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } }, { "avalancheActivity": { "comment": "Forecast Snow Stability: In general the snowpack will be soft, moist and stable in most areas, but wet snow instabilities will form as a period of heavier rain affects all levels in the morning. Areas most affected will be sheltered gullies and steep slopes with a North through East to South-Easterly aspect mainly above 900 metres. Drier and cooler conditions later will aid the consolidation process and improve overall stability. Any remaining cornices will be suspect. The avalanche hazard will be Moderate.", "highlights": "" }, "avalancheProblems": [ { "problemType": "wet_snow", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "900" } }, { "problemType": "cornices", "aspects": [ "NE", "E", "SE" ], "elevation": { "lowerBound": "900" } } ], "bulletinID": "GB-SCT-13431", "customData": { "ALBINA": { "mainDate": "2026-04-01" } }, "dangerRatings": [ { "mainValue": "low", "aspects": [ "N", "NE", "E", "SE", "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "600", "upperBound": "900" }, "validTimePeriod": "all_day" }, { "mainValue": "low", "aspects": [ "S", "SW", "W", "NW" ], "elevation": { "lowerBound": "900", "upperBound": "1200" }, "validTimePeriod": "all_day" }, { "mainValue": "moderate", "aspects": [ "N", "NE", "E", "SE" ], "elevation": { "lowerBound": "900", "upperBound": "1200" }, "validTimePeriod": "all_day" } ], "publicationTime": "2026-03-31T00:00:00", "regions": [ { "regionID": "GB-SCT-4" } ], "snowpackStructure": { "comment": "Forecast Weather Influences: Light rain will affect all levels overnight when the freezing level remains above the summits; rain will become heavier in the morning. Cooler conditions in the afternoon will give some very light snow showers on the higher tops. Winds will be fresh to strong South-Westerly for much of the time, veering North-North-Westerly in the afternoon.\nObserved Weather Influences: There has been a return to mild conditions overnight and today with light rain and drizzle affecting all levels. Winds have been moderate to fresh generally Westerly. The freezing level is above the summits.\nObservedSnowStability: The snowpack is soft moist and is generally stable on all but the steepest sheltered gullies and on North-East to South-East slopes above 900 metres where wet snow instabilities exist. Any remaining cornices are suspect. The avalanche hazard is Moderate." }, "source": { "provider": { "name": "SAIS", "website": "https://www.sais.gov.uk" } }, "validTime": { "startTime": "2026-03-31T18:00:00", "endTime": "2026-04-01T18:00:00" } } ] }