{"_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/KXSIERRAOPEN-27","as_of":"2026-11-08T19:41:18.609054Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"When will Sierra-at-Tahoe open for the 26/27 winter season?\" — 5 markets; highest \"Before Dec 27, 2026\" at 98% as of 2026-11-08 UTC. https://pdata.world/events/kalshi/KXSIERRAOPEN-27","source_url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27"},"source":"kalshi","id":"KXSIERRAOPEN-27","ticker":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27","title":"When will Sierra-at-Tahoe 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":"2027-01-16T15:00:00Z","closed_time":null,"volume":6391.950000000001,"volume_24hr":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":20.296417236328125,"liquidity":null,"open_interest":214.67,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Before Dec 27, 2026","top_outcome_probability":0.98,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":-2.0,"updated_at":"2026-11-08T09:11:14.297532Z","fetched_at":"2026-11-08T09:11:14.297532Z","added_at":"2026-09-22T16:10:32.415752Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","chart_24h":null,"kind":"live","mutually_exclusive":false,"markets_total":5,"markets":[{"source":"kalshi","id":"KXSIERRAOPEN-27-27DEC26","event_id":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27-27DEC26","question":"Will Sierra-at-Tahoe open before Dec 27, 2026?","group_item_title":"Before Dec 27, 2026","description":"If the first calendar day in the 2026-27 winter season on which Sierra-at-Tahoe conducts Seasonal Opening Operations occurs before Dec 27, 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 Sierra-at-Tahoe.\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 Sierra-at-Tahoe 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.\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.\nWildfire recovery, repair, construction, or other non-skiing access does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Sierra-at-Tahoe. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.98,0.020000000000000018],"probability":0.98,"spread":0.10999999999999999,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2027-01-02T15:00:00Z","closed_time":"2027-01-02T15:00:00Z","result":null,"volume":2205.09,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-2.0,"normalized_vol_24hr":null,"normalized_volume":16.63001823425293,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-08T09:11:14.385467Z","fetched_at":"2026-11-08T09:11:14.385467Z","added_at":"2026-09-22T16:10:32.522244Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","event_title":"When will Sierra-at-Tahoe open for the 26/27 winter season?","chart_24h":[0.98,0.98]},{"source":"kalshi","id":"KXSIERRAOPEN-27-10JAN27","event_id":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27-10JAN27","question":"Will Sierra-at-Tahoe open before Jan 10, 2027?","group_item_title":"Before Jan 10, 2027","description":"If the first calendar day in the 2026-27 winter season on which Sierra-at-Tahoe conducts Seasonal Opening Operations occurs before Jan 10, 2027, 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 Sierra-at-Tahoe.\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 Sierra-at-Tahoe 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.\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.\nWildfire recovery, repair, construction, or other non-skiing access does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Sierra-at-Tahoe. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.9,0.09999999999999998],"probability":0.9,"spread":0.13,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2027-01-16T15:00:00Z","closed_time":"2027-01-16T15:00:00Z","result":null,"volume":215.06,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":8.107248306274414,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-08T12:46:40.338895Z","fetched_at":"2026-11-08T12:46:40.338895Z","added_at":"2026-09-22T16:10:32.522244Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","event_title":"When will Sierra-at-Tahoe open for the 26/27 winter season?","chart_24h":[0.9,0.9,0.9,0.9]},{"source":"kalshi","id":"KXSIERRAOPEN-27-13DEC26","event_id":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27-13DEC26","question":"Will Sierra-at-Tahoe 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 Sierra-at-Tahoe 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 Sierra-at-Tahoe.\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 Sierra-at-Tahoe 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.\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.\nWildfire recovery, repair, construction, or other non-skiing access does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Sierra-at-Tahoe. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.89,0.10999999999999999],"probability":0.89,"spread":0.84,"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":1571.97,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":15.20083236694336,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-08T18:06:24.766289Z","fetched_at":"2026-11-08T18:06:24.766289Z","added_at":"2026-09-22T16:10:32.522244Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","event_title":"When will Sierra-at-Tahoe open for the 26/27 winter season?","chart_24h":[0.89,0.89,0.89,0.89,0.89,0.89,0.89,0.89,0.89,0.89]},{"source":"kalshi","id":"KXSIERRAOPEN-27-03JAN27","event_id":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27-03JAN27","question":"Will Sierra-at-Tahoe open before Jan 3, 2027?","group_item_title":"Before Jan 3, 2027","description":"If the first calendar day in the 2026-27 winter season on which Sierra-at-Tahoe conducts Seasonal Opening Operations occurs before Jan 3, 2027, 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 Sierra-at-Tahoe.\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 Sierra-at-Tahoe 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.\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.\nWildfire recovery, repair, construction, or other non-skiing access does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Sierra-at-Tahoe. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.88,0.12],"probability":0.88,"spread":0.97,"active":true,"closed":false,"start_date":"2026-09-22T16:00:00Z","end_date":"2027-01-09T15:00:00Z","closed_time":"2027-01-09T15:00:00Z","result":null,"volume":73.05,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":5.199009895324707,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-08T12:46:40.338895Z","fetched_at":"2026-11-08T12:46:40.338895Z","added_at":"2026-09-22T16:10:32.522244Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","event_title":"When will Sierra-at-Tahoe open for the 26/27 winter season?","chart_24h":[0.88,0.88,0.88,0.88]},{"source":"kalshi","id":"KXSIERRAOPEN-27-20DEC26","event_id":"KXSIERRAOPEN-27","slug":"KXSIERRAOPEN-27-20DEC26","question":"Will Sierra-at-Tahoe 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 Sierra-at-Tahoe 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 Sierra-at-Tahoe.\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 Sierra-at-Tahoe 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.\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.\nWildfire recovery, repair, construction, or other non-skiing access does not count.\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Sierra-at-Tahoe. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.23,0.77],"probability":0.23,"spread":0.10999999999999999,"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":2326.78,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":16.86278533935547,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-11-08T13:33:38.280186Z","fetched_at":"2026-11-08T13:33:38.280186Z","added_at":"2026-09-22T16:10:32.522244Z","url":"https://kalshi.com/markets/kxsierraopen/when-will-sierra-at-tahoe-open-for-the-2627-winter-season/kxsierraopen-27","event_title":"When will Sierra-at-Tahoe open for the 26/27 winter season?","chart_24h":[0.23,0.23,0.23]}]}