{"station":{"icao":"CYYC","city":{"slug":"calgary","name":"Calgary","country":"Canada"},"timezone":"America/Edmonton","lat":51.05,"lon":-114.07,"us":false,"html":"https://weathermarket.io/station/CYYC","json":"https://weathermarket.io/api/station/CYYC","nwsCli":null},"date":"2026-10-12","window":{"date":"2026-10-12","timezone":"America/Edmonton","dayStartUtc":"2026-10-12T06:00:00.000Z","dayEndUtc":"2026-10-13T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":7,"tmaxAt":"2026-10-12T22:00:00.000Z","tmin":-2,"tminAt":"2026-10-12T08:00:00.000Z","tavg":1.1,"humidityMean":81.4,"windMean":4.4,"windMax":6.2,"windMaxAt":"2026-10-12T18:11:00.000Z","precipObservedCount":0,"nObservations":29,"maxGapMinutes":60,"units":{"temperature":"°C","wind":"m/s","humidity":"%"},"source":"Extremes over the METAR observations listed in this record (hourly plus special reports) - the same record values.metarDerived carries in /api/station/{icao}/daily"},"extremes":{"tmax":{"obsTimeUtc":"2026-10-12T22:00:00.000Z","obsTimeLocal":"2026-10-12T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 122200Z 17012KT 30SM FEW250 07/M01 A2983 RMK CI1 CI TR SLP140","temp":7,"dewpoint":-1,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-12T08:00:00.000Z","obsTimeLocal":"2026-10-12T02:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 120800Z 18007KT 8SM BKN008 M02/M03 A3005 RMK SC6 SLP226","temp":-2,"dewpoint":-3,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-12T18:11:00.000Z","obsTimeLocal":"2026-10-12T12:11:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 121811Z 17012KT 40SM FEW011 FEW250 02/M02 A2993 RMK SC1CI1 SC TR CI TR SLP181","temp":2,"dewpoint":-2,"humidity":75,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-13T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"4329cf2e827261cd","lastChangedAt":"2026-10-13T05:07:39.109Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYC/2026-10-12?format=record","status":"anchored","sha256":"9c44c9fe369e9e25da97fd81bbbca9195a20aa9fd7f18cf30ba1eb17c32ee803","revision":"4329cf2e827261cd","flareTxHash":"0x74ffc8810fcd8be4d3409328cba58732bc3e00f4050b305b4e780e3cefedda26","flareBlock":71999444,"anchoredAt":"2026-10-13T09:02:24.141Z","explorer":"https://flare-explorer.flare.network/tx/0x74ffc8810fcd8be4d3409328cba58732bc3e00f4050b305b4e780e3cefedda26","matchesCurrent":true,"note":"GET the record bytes, SHA-256 them, and call SnapshotAnchor.isAnchored(sha256) on Flare - the anchored record is the one to settle on"},"qc":{"summary":{"good":29,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-12T22:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-12T08:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":7,"tmin":-2,"differsFromRecord":false},"note":"Flags are attached beside the anchored record and are not part of its bytes; the record's extremes are unchanged. A suspect extreme is usable but worth checking against the raw text (extremes.*.reasons); a bad report is physically impossible and excludingBad shows the extremes without it."},"official":null,"observations":[{"obsTimeUtc":"2026-10-12T06:00:00.000Z","obsTimeLocal":"2026-10-12T00:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 120600Z 17005KT 5SM BR FEW007 BKN019 OVC030 M01/M02 A3009 RMK ST2CF4SC2 SLP240","temp":-1,"dewpoint":-2,"humidity":93,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T07:00:00.000Z","obsTimeLocal":"2026-10-12T01:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 120700Z 17008KT 8SM SCT008 BKN028 M01/M02 A3007 RMK CF4SC2 SLP232","temp":-1,"dewpoint":-2,"humidity":93,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T08:00:00.000Z","obsTimeLocal":"2026-10-12T02:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 120800Z 18007KT 8SM BKN008 M02/M03 A3005 RMK SC6 SLP226","temp":-2,"dewpoint":-3,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T09:00:00.000Z","obsTimeLocal":"2026-10-12T03:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 120900Z 18008KT 6SM BR OVC007 M01/M02 A3004 RMK SC8 SLP223","temp":-1,"dewpoint":-2,"humidity":93,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T10:00:00.000Z","obsTimeLocal":"2026-10-12T04:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121000Z 20007KT 8SM OVC008 M01/M03 A3002 RMK SC8 SLP217","temp":-1,"dewpoint":-3,"humidity":86,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T11:00:00.000Z","obsTimeLocal":"2026-10-12T05:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121100Z 17008KT 8SM BKN010 M02/M03 A3000 RMK SC7 SLP209","temp":-2,"dewpoint":-3,"humidity":93,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T12:00:00.000Z","obsTimeLocal":"2026-10-12T06:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121200Z 17008KT 6SM BR OVC005 M02/M03 A2999 RMK ST8 SLP207","temp":-2,"dewpoint":-3,"humidity":93,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T13:00:00.000Z","obsTimeLocal":"2026-10-12T07:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121300Z 21007KT 6SM BR BKN005 M02/M03 A3000 RMK SC7 SLP210","temp":-2,"dewpoint":-3,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T14:00:00.000Z","obsTimeLocal":"2026-10-12T08:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121400Z 18010KT 5SM BR BKN006 M02/M03 A2999 RMK SC7 SLP207","temp":-2,"dewpoint":-3,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T14:33:00.000Z","obsTimeLocal":"2026-10-12T08:33:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 121433Z 18009KT 6SM BR SCT006 SCT250 M02/M03 A2998 RMK SC4CI1 CI TR SLP204","temp":-2,"dewpoint":-3,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T14:49:00.000Z","obsTimeLocal":"2026-10-12T08:49:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 121449Z 19008KT 6SM BR BKN005 BKN250 M02/M03 A2997 RMK SC7CI1 CI TR SLP202","temp":-2,"dewpoint":-3,"humidity":93,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T15:00:00.000Z","obsTimeLocal":"2026-10-12T09:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121500Z 18009KT 6SM BR BKN004 BKN250 M02/M03 A2997 RMK SC7CI1 CI TR SLP202","temp":-2,"dewpoint":-3,"humidity":93,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T15:36:00.000Z","obsTimeLocal":"2026-10-12T09:36:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 121536Z 20007KT 6SM BR SCT005 SCT250 M01/M02 A2997 RMK SC4CI1 CI TR SLP201","temp":-1,"dewpoint":-2,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T16:00:00.000Z","obsTimeLocal":"2026-10-12T10:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121600Z 19009KT 9SM SCT006 SCT250 M01/M03 A2997 RMK SC3CI1 CI TR SLP201","temp":-1,"dewpoint":-3,"humidity":86,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T17:00:00.000Z","obsTimeLocal":"2026-10-12T11:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121700Z 19010KT 40SM FEW009 FEW250 01/M02 A2995 RMK SC1CI1 CI TR SLP190","temp":1,"dewpoint":-2,"humidity":80,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T18:00:00.000Z","obsTimeLocal":"2026-10-12T12:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121800Z 18009G15KT 40SM FEW011 FEW250 03/M01 A2993 RMK SC1CI1 SC TR CI TR SLP182","temp":3,"dewpoint":-1,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T18:11:00.000Z","obsTimeLocal":"2026-10-12T12:11:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 121811Z 17012KT 40SM FEW011 FEW250 02/M02 A2993 RMK SC1CI1 SC TR CI TR SLP181","temp":2,"dewpoint":-2,"humidity":75,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T19:00:00.000Z","obsTimeLocal":"2026-10-12T13:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 121900Z 19011G16KT 40SM FEW011 FEW250 04/M01 A2991 RMK SC1CI1 SC TR CI TR SLP172","temp":4,"dewpoint":-1,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T20:00:00.000Z","obsTimeLocal":"2026-10-12T14:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 122000Z 18012G19KT 30SM FEW011 FEW250 05/M01 A2988 RMK SC1CI1 SC TR CI TR SLP160","temp":5,"dewpoint":-1,"humidity":65,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T21:00:00.000Z","obsTimeLocal":"2026-10-12T15:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 122100Z 16012G17KT 30SM FEW011 FEW250 06/M00 A2985 RMK SC1CI1 SC TR CI TR SLP148","temp":6,"dewpoint":0,"humidity":65,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T22:00:00.000Z","obsTimeLocal":"2026-10-12T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 122200Z 17012KT 30SM FEW250 07/M01 A2983 RMK CI1 CI TR SLP140","temp":7,"dewpoint":-1,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-12T23:00:00.000Z","obsTimeLocal":"2026-10-12T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 122300Z 18010G15KT 25SM FEW250 07/M01 A2982 RMK CI1 CI TR SLP136","temp":7,"dewpoint":-1,"humidity":57,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T00:00:00.000Z","obsTimeLocal":"2026-10-12T18:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130000Z 16010KT 20SM FEW250 06/M01 A2982 RMK CI1 CI TR SLP137","temp":6,"dewpoint":-1,"humidity":61,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T01:00:00.000Z","obsTimeLocal":"2026-10-12T19:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130100Z 17009KT 15SM FEW250 04/M01 A2981 RMK CI1 CI TR SLP137","temp":4,"dewpoint":-1,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T02:00:00.000Z","obsTimeLocal":"2026-10-12T20:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130200Z 17009KT 15SM FEW250 03/M01 A2981 RMK CI1 CI TR SLP141","temp":3,"dewpoint":-1,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T02:25:00.000Z","obsTimeLocal":"2026-10-12T20:25:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 130225Z 18009KT 15SM FEW250 02/M01 A2981 RMK CI1 CI TR SLP140","temp":2,"dewpoint":-1,"humidity":81,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T03:00:00.000Z","obsTimeLocal":"2026-10-12T21:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130300Z 20007KT 15SM SKC 02/M01 A2982 RMK SLP144","temp":2,"dewpoint":-1,"humidity":81,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T04:00:00.000Z","obsTimeLocal":"2026-10-12T22:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130400Z 18006KT 15SM SKC 01/M02 A2981 RMK SLP141","temp":1,"dewpoint":-2,"humidity":80,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T05:00:00.000Z","obsTimeLocal":"2026-10-12T23:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 130500Z 21003KT 15SM SKC 02/M01 A2982 RMK SLP141","temp":2,"dewpoint":-1,"humidity":81,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null}],"about":{"record":"Station-day record: the daily extremes over every METAR observation (hourly plus special reports) received for the station's local calendar day - local midnight to local midnight, daylight saving applied. Temperatures are whole degrees Celsius as reported in METAR; a short-lived peak between reports can be missed. This is not a model or an aggregate - every value points at the report that produced it, and every report in the day is listed verbatim.","settlementRule":"The settlement value is the daily maximum (or minimum) of this record once it is final: the local day has ended and the 3-hour correction hold has passed. A day whose longest gap between reports exceeds the station's normal interval plus 30 minutes is final but flagged not settleable - a market should treat it as a review case. Once final, the canonical record bytes are hashed (SHA-256) and the hash is written to the SnapshotAnchor contract on Flare; the anchored record is the settlement record even if reports change afterwards (matchesCurrent then reads false).","verify":["Every METAR in the day is listed with its raw text; compare it with the independent archives linked under links.external (IEM ASOS archive, Ogimet).","GET links.record for the canonical record bytes, SHA-256 them and compare with anchor.sha256; call SnapshotAnchor.isAnchored(sha256) on Flare (anchor.contract, anchor.chainId) to confirm the hash is on-chain. anchor.explorer opens the anchoring transaction.","Permalink pattern for market rules: https://weathermarket.io/station/CYYC/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/CYYC/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for CYYC for the contract date (station-local calendar day), as published at https://weathermarket.io/station/CYYC/YYYY-MM-DD with every observation used, the finality status and the Flare anchor of the record. The daily value is the extreme over the hourly and special METAR reports in that day; a short-lived peak between reports may be missed. If the record is not final and settleable by the resolution deadline, the market is flagged for review."},"links":{"html":"https://weathermarket.io/station/CYYC/2026-10-12","json":"https://weathermarket.io/api/station/CYYC/2026-10-12","record":"https://weathermarket.io/api/station/CYYC/2026-10-12?format=record","prev":"https://weathermarket.io/station/CYYC/2026-10-11","next":"https://weathermarket.io/station/CYYC/2026-10-13","station":"https://weathermarket.io/station/CYYC","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=CYYC&data=metar&year1=2026&month1=10&day1=12&year2=2026&month2=10&day2=14&tz=Etc%2FUTC&format=onlycomma&latlon=no&elev=no&missing=M&trace=T&direct=no&report_type=3&report_type=4","ogimet":"https://www.ogimet.com/display_metars2.php?lang=en&lugar=CYYC&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=12&hora=6&anof=2026&mesf=10&dayf=13&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYC"}}}