{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/kalshi/KXBALDYOPEN-27","as_of":"2026-11-08T19:09:18.791004Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"When will Bald Mountain open for the 26/27 winter season?\" — 5 markets; highest \"Before Nov 29, 2026\" at 99% as of 2026-11-08 UTC. https://pdata.world/events/kalshi/KXBALDYOPEN-27","source_url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27"},"source":"kalshi","id":"KXBALDYOPEN-27","ticker":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27","title":"When will Bald Mountain open for the 26/27 winter season?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-12-26T15:00:00Z","closed_time":null,"volume":11997.93,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":23.31781005859375,"liquidity":null,"open_interest":1711.06,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Before Nov 29, 2026","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-11-08T02:03:10.459036Z","fetched_at":"2026-11-08T02:03:10.459036Z","added_at":"2026-09-22T16:10:46.519249Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","chart_24h":null,"kind":"live","mutually_exclusive":false,"markets_total":5,"markets":[{"source":"kalshi","id":"KXBALDYOPEN-27-29NOV26","event_id":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27-29NOV26","question":"Will Bald Mountain open before Nov 29, 2026?","group_item_title":"Before Nov 29, 2026","description":"If the first calendar day in the 2026-27 winter season on which Bald Mountain (Sun Valley) conducts Seasonal Opening Operations occurs before Nov 29, 2026, then the market resolves to Yes.\n\n---\n\nHow this is resolved\nSeasonal Opening Operations require at least one passenger lift to carry members of the general public uphill for downhill skiing or snowboarding on terrain designated open for that use by Bald Mountain (Sun Valley).\nThe opening calendar day is determined in Eastern Time.\nThe season runs from September 1 through August 31 of the following year. “Before” excludes the specified date.\nA name, branding, ownership, operator, or website change does not change the resort’s geographic identity. \nIf no Source Agency has documented Seasonal Opening Operations by expiration and there is insufficient information to determine their occurrence, the market resolves to last fair price, as determined by the Exchange in its sole discretion.\nIf Bald Mountain (Sun Valley) is decommissioned, the market resolves to No.\n\nPayout criteria\nAccess counts only when holders of a season pass valid for the specified season can use those lifts and terrain without an additional purchase.\nFree reservations and passholder-only days count.\nAny number of lifts, any amount of terrain, and any operating duration count.\nOnly Bald Mountain at Sun Valley counts.\n\nDoesn’t count for payout\nEmployee, contractor, invited-media, private-event, and separately purchased early-access or preview days do not count.\nScenic rides, mountain biking, hiking, tubing, and uphill-only access do not count.\nScheduled, projected, or announced opening dates do not count.\nOpening at Dollar Mountain does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Bald Mountain (Sun Valley). All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.99,0.010000000000000009],"probability":0.99,"spread":0.45999999999999996,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-12-05T15:00:00Z","closed_time":"2026-12-05T15:00:00Z","result":null,"volume":1424.02,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":14.795583724975586,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-11-08T13:33:55.330737Z","fetched_at":"2026-11-08T13:33:55.330737Z","added_at":"2026-09-22T16:10:46.686173Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","event_title":"When will Bald Mountain open for the 26/27 winter season?","chart_24h":[0.99,0.99,0.99,0.99]},{"source":"kalshi","id":"KXBALDYOPEN-27-22NOV26","event_id":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27-22NOV26","question":"Will Bald Mountain open before Nov 22, 2026?","group_item_title":"Before Nov 22, 2026","description":"If the first calendar day in the 2026-27 winter season on which Bald Mountain (Sun Valley) conducts Seasonal Opening Operations occurs before Nov 22, 2026, then the market resolves to Yes.\n\n---\n\nHow this is resolved\nSeasonal Opening Operations require at least one passenger lift to carry members of the general public uphill for downhill skiing or snowboarding on terrain designated open for that use by Bald Mountain (Sun Valley).\nThe opening calendar day is determined in Eastern Time.\nThe season runs from September 1 through August 31 of the following year. “Before” excludes the specified date.\nA name, branding, ownership, operator, or website change does not change the resort’s geographic identity. \nIf no Source Agency has documented Seasonal Opening Operations by expiration and there is insufficient information to determine their occurrence, the market resolves to last fair price, as determined by the Exchange in its sole discretion.\nIf Bald Mountain (Sun Valley) is decommissioned, the market resolves to No.\n\nPayout criteria\nAccess counts only when holders of a season pass valid for the specified season can use those lifts and terrain without an additional purchase.\nFree reservations and passholder-only days count.\nAny number of lifts, any amount of terrain, and any operating duration count.\nOnly Bald Mountain at Sun Valley counts.\n\nDoesn’t count for payout\nEmployee, contractor, invited-media, private-event, and separately purchased early-access or preview days do not count.\nScenic rides, mountain biking, hiking, tubing, and uphill-only access do not count.\nScheduled, projected, or announced opening dates do not count.\nOpening at Dollar Mountain does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Bald Mountain (Sun Valley). All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.92,0.07999999999999996],"probability":0.92,"spread":0.92,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-11-28T15:00:00Z","closed_time":"2026-11-28T15:00:00Z","result":null,"volume":9681.64,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":23.633676528930664,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-07T14:07:39.430214Z","fetched_at":"2026-11-07T14:07:39.430214Z","added_at":"2026-09-22T16:10:46.686173Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","event_title":"When will Bald Mountain open for the 26/27 winter season?","chart_24h":null},{"source":"kalshi","id":"KXBALDYOPEN-27-20DEC26","event_id":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27-20DEC26","question":"Will Bald Mountain open before Dec 20, 2026?","group_item_title":"Before Dec 20, 2026","description":"If the first calendar day in the 2026-27 winter season on which Bald Mountain (Sun Valley) conducts Seasonal Opening Operations occurs before Dec 20, 2026, then the market resolves to Yes.\n\n---\n\nHow this is resolved\nSeasonal Opening Operations require at least one passenger lift to carry members of the general public uphill for downhill skiing or snowboarding on terrain designated open for that use by Bald Mountain (Sun Valley).\nThe opening calendar day is determined in Eastern Time.\nThe season runs from September 1 through August 31 of the following year. “Before” excludes the specified date.\nA name, branding, ownership, operator, or website change does not change the resort’s geographic identity. \nIf no Source Agency has documented Seasonal Opening Operations by expiration and there is insufficient information to determine their occurrence, the market resolves to last fair price, as determined by the Exchange in its sole discretion.\nIf Bald Mountain (Sun Valley) is decommissioned, the market resolves to No.\n\nPayout criteria\nAccess counts only when holders of a season pass valid for the specified season can use those lifts and terrain without an additional purchase.\nFree reservations and passholder-only days count.\nAny number of lifts, any amount of terrain, and any operating duration count.\nOnly Bald Mountain at Sun Valley counts.\n\nDoesn’t count for payout\nEmployee, contractor, invited-media, private-event, and separately purchased early-access or preview days do not count.\nScenic rides, mountain biking, hiking, tubing, and uphill-only access do not count.\nScheduled, projected, or announced opening dates do not count.\nOpening at Dollar Mountain does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Bald Mountain (Sun Valley). All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.91,0.08999999999999997],"probability":0.91,"spread":0.99,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-12-26T15:00:00Z","closed_time":"2026-12-26T15:00:00Z","result":null,"volume":345.64,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":9.595861434936523,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-11-08T13:33:55.330737Z","fetched_at":"2026-11-08T13:33:55.330737Z","added_at":"2026-09-22T16:10:46.686173Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","event_title":"When will Bald Mountain open for the 26/27 winter season?","chart_24h":[0.91,0.91,0.91,0.91,0.91,0.91,0.91,0.91,0.91,0.91,0.91,0.91]},{"source":"kalshi","id":"KXBALDYOPEN-27-13DEC26","event_id":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27-13DEC26","question":"Will Bald Mountain open before Dec 13, 2026?","group_item_title":"Before Dec 13, 2026","description":"If the first calendar day in the 2026-27 winter season on which Bald Mountain (Sun Valley) conducts Seasonal Opening Operations occurs before Dec 13, 2026, then the market resolves to Yes.\n\n---\n\nHow this is resolved\nSeasonal Opening Operations require at least one passenger lift to carry members of the general public uphill for downhill skiing or snowboarding on terrain designated open for that use by Bald Mountain (Sun Valley).\nThe opening calendar day is determined in Eastern Time.\nThe season runs from September 1 through August 31 of the following year. “Before” excludes the specified date.\nA name, branding, ownership, operator, or website change does not change the resort’s geographic identity. \nIf no Source Agency has documented Seasonal Opening Operations by expiration and there is insufficient information to determine their occurrence, the market resolves to last fair price, as determined by the Exchange in its sole discretion.\nIf Bald Mountain (Sun Valley) is decommissioned, the market resolves to No.\n\nPayout criteria\nAccess counts only when holders of a season pass valid for the specified season can use those lifts and terrain without an additional purchase.\nFree reservations and passholder-only days count.\nAny number of lifts, any amount of terrain, and any operating duration count.\nOnly Bald Mountain at Sun Valley counts.\n\nDoesn’t count for payout\nEmployee, contractor, invited-media, private-event, and separately purchased early-access or preview days do not count.\nScenic rides, mountain biking, hiking, tubing, and uphill-only access do not count.\nScheduled, projected, or announced opening dates do not count.\nOpening at Dollar Mountain does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Bald Mountain (Sun Valley). All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.49,0.51],"probability":0.49,"spread":0.99,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-12-19T15:00:00Z","closed_time":"2026-12-19T15:00:00Z","result":null,"volume":334.63,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-2.05,"normalized_vol_24hr":null,"normalized_volume":9.490232467651367,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-11-08T13:33:55.330737Z","fetched_at":"2026-11-08T13:33:55.330737Z","added_at":"2026-09-22T16:10:46.686173Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","event_title":"When will Bald Mountain open for the 26/27 winter season?","chart_24h":[0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49,0.49]},{"source":"kalshi","id":"KXBALDYOPEN-27-06DEC26","event_id":"KXBALDYOPEN-27","slug":"KXBALDYOPEN-27-06DEC26","question":"Will Bald Mountain open before Dec 6, 2026?","group_item_title":"Before Dec 6, 2026","description":"If the first calendar day in the 2026-27 winter season on which Bald Mountain (Sun Valley) conducts Seasonal Opening Operations occurs before Dec 6, 2026, then the market resolves to Yes.\n\n---\n\nHow this is resolved\nSeasonal Opening Operations require at least one passenger lift to carry members of the general public uphill for downhill skiing or snowboarding on terrain designated open for that use by Bald Mountain (Sun Valley).\nThe opening calendar day is determined in Eastern Time.\nThe season runs from September 1 through August 31 of the following year. “Before” excludes the specified date.\nA name, branding, ownership, operator, or website change does not change the resort’s geographic identity. \nIf no Source Agency has documented Seasonal Opening Operations by expiration and there is insufficient information to determine their occurrence, the market resolves to last fair price, as determined by the Exchange in its sole discretion.\nIf Bald Mountain (Sun Valley) is decommissioned, the market resolves to No.\n\nPayout criteria\nAccess counts only when holders of a season pass valid for the specified season can use those lifts and terrain without an additional purchase.\nFree reservations and passholder-only days count.\nAny number of lifts, any amount of terrain, and any operating duration count.\nOnly Bald Mountain at Sun Valley counts.\n\nDoesn’t count for payout\nEmployee, contractor, invited-media, private-event, and separately purchased early-access or preview days do not count.\nScenic rides, mountain biking, hiking, tubing, and uphill-only access do not count.\nScheduled, projected, or announced opening dates do not count.\nOpening at Dollar Mountain does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Bald Mountain (Sun Valley). All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.15,0.85],"probability":0.15,"spread":0.06000000000000005,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2026-12-12T15:00:00Z","closed_time":"2026-12-12T15:00:00Z","result":null,"volume":212.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":8.06428050994873,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-11-08T12:47:04.384165Z","fetched_at":"2026-11-08T12:47:04.384165Z","added_at":"2026-09-22T16:10:46.686173Z","url":"https://kalshi.com/markets/kxbaldyopen/when-will-bald-mountain-open-for-the-2627-winter-season/kxbaldyopen-27","event_title":"When will Bald Mountain open for the 26/27 winter season?","chart_24h":[0.15,0.15,0.15,0.15]}]}