{"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":"2026-10-27","window":{"date":"2026-10-27","timezone":"America/Edmonton","dayStartUtc":"2026-10-27T06:00:00.000Z","dayEndUtc":"2026-10-28T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":3,"tmaxAt":"2026-10-27T20:00:00.000Z","tmin":-1,"tminAt":"2026-10-27T09:00:00.000Z","tavg":0.9,"humidityMean":84.3,"windMean":3,"windMax":6.7,"windMaxAt":"2026-10-28T05:00:00.000Z","precipObservedCount":6,"nObservations":28,"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":"2026-10-27T20:00:00.000Z","obsTimeLocal":"2026-10-27T14:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 272000Z 36006KT 9SM FEW016 BKN091 BKN250 03/M02 A2968 RMK SC1AS6CI1 CI TR SLP092","temp":3,"dewpoint":-2,"humidity":70,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-27T09:00:00.000Z","obsTimeLocal":"2026-10-27T03:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 270900Z 00000KT 8SM SCT170 BKN210 M01/M02 A2977 RMK AC3CI3 FROIN SLP126","temp":-1,"dewpoint":-2,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-28T05:00:00.000Z","obsTimeLocal":"2026-10-27T23:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280500Z 36013KT 6SM -SN FEW009 BKN011 BKN110 00/M01 A2976 RMK SF1SC6AC1 SF TR SLP122","temp":0,"dewpoint":-1,"humidity":93,"wind":6.7,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-28T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"00d76f5fbc3e0bcd","lastChangedAt":"2026-10-28T05:15:15.065Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYC/2026-10-27?format=record","status":"anchored","sha256":"0ce1f165c267e5f146b4fdd8eb047573b7255750d51e073e3905a173147b705f","revision":"00d76f5fbc3e0bcd","flareTxHash":"0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","flareBlock":73833174,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","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":28,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-27T20:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-27T09:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":3,"tmin":-1,"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":"2026-10-27T06:00:00.000Z","obsTimeLocal":"2026-10-27T00:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 270600Z 17006KT 10SM BKN015 OVC110 01/M01 A2982 RMK SC6AC2 SLP141","temp":1,"dewpoint":-1,"humidity":86,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T07:00:00.000Z","obsTimeLocal":"2026-10-27T01:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 270700Z 18003KT 9SM BKN016 OVC110 01/M01 A2980 RMK SC6AC2 PRESFR SLP135","temp":1,"dewpoint":-1,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T08:00:00.000Z","obsTimeLocal":"2026-10-27T02:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 270800Z VRB02KT 15SM BKN016 BKN130 OVC180 00/M01 A2979 RMK SC5AC2AC1 SLP129","temp":0,"dewpoint":-1,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T09:00:00.000Z","obsTimeLocal":"2026-10-27T03:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 270900Z 00000KT 8SM SCT170 BKN210 M01/M02 A2977 RMK AC3CI3 FROIN SLP126","temp":-1,"dewpoint":-2,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T10:00:00.000Z","obsTimeLocal":"2026-10-27T04:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271000Z 12004KT 10SM FEW011 BKN110 OVC170 M00/M01 A2977 RMK SC2AC4AC2 SLP124","temp":0,"dewpoint":-1,"humidity":93,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T11:00:00.000Z","obsTimeLocal":"2026-10-27T05:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271100Z 00000KT 10SM SCT010 BKN140 BKN220 M01/M02 A2975 RMK SC3AC3CI1 SLP120","temp":-1,"dewpoint":-2,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T12:00:00.000Z","obsTimeLocal":"2026-10-27T06:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271200Z 00000KT 10SM FEW010 BKN140 BKN220 M01/M02 A2974 RMK SF2AC4CI1 FROIN SLP118","temp":-1,"dewpoint":-2,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T13:00:00.000Z","obsTimeLocal":"2026-10-27T07:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271300Z 35002KT 10SM FEW140 BKN230 M01/M02 A2973 RMK AC1CS6 SLP114","temp":-1,"dewpoint":-2,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T14:00:00.000Z","obsTimeLocal":"2026-10-27T08:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271400Z 35004KT 10SM SCT019 BKN076 BKN110 M01/M03 A2972 RMK SC3AC3AC1 SLP111","temp":-1,"dewpoint":-3,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T15:00:00.000Z","obsTimeLocal":"2026-10-27T09:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271500Z 01007KT 9SM SCT015 BKN100 BKN250 M01/M03 A2972 RMK SC3AS4CI1 CI TR SLP108","temp":-1,"dewpoint":-3,"humidity":86,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T16:00:00.000Z","obsTimeLocal":"2026-10-27T10:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271600Z 34007KT 9SM FEW015 BKN080 BKN250 M00/M02 A2971 RMK SC2AS5CI1 CI TR SLP106","temp":0,"dewpoint":-2,"humidity":86,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T17:00:00.000Z","obsTimeLocal":"2026-10-27T11:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271700Z 36008KT 9SM FEW011 BKN080 BKN250 01/M02 A2970 RMK SC1AC4CI2 SLP101","temp":1,"dewpoint":-2,"humidity":80,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T18:00:00.000Z","obsTimeLocal":"2026-10-27T12:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271800Z 35006KT 9SM FEW011 SCT140 BKN250 02/M01 A2970 RMK SC2AC2CI3 SLP100","temp":2,"dewpoint":-1,"humidity":81,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T19:00:00.000Z","obsTimeLocal":"2026-10-27T13:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 271900Z 34005KT 9SM SCT014 BKN130 BKN250 02/M01 A2969 RMK SC3AS4CI1 CI TR SLP095","temp":2,"dewpoint":-1,"humidity":81,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T20:00:00.000Z","obsTimeLocal":"2026-10-27T14:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 272000Z 36006KT 9SM FEW016 BKN091 BKN250 03/M02 A2968 RMK SC1AS6CI1 CI TR SLP092","temp":3,"dewpoint":-2,"humidity":70,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T21:00:00.000Z","obsTimeLocal":"2026-10-27T15:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 272100Z 01009KT 9SM FEW016 BKN090 BKN250 03/M02 A2967 RMK SC1AS7CI1 SC TR CI TR SLP091","temp":3,"dewpoint":-2,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T22:00:00.000Z","obsTimeLocal":"2026-10-27T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 272200Z 36011KT 9SM FEW014 BKN110 03/M02 A2968 RMK SC2AS5 SLP091","temp":3,"dewpoint":-2,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T23:00:00.000Z","obsTimeLocal":"2026-10-27T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 272300Z 34008KT 9SM FEW065 BKN110 BKN250 03/M02 A2968 RMK SC1AS7CI1 SC TR CI TR SLP095","temp":3,"dewpoint":-2,"humidity":70,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T00:00:00.000Z","obsTimeLocal":"2026-10-27T18:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280000Z 35009KT 9SM BKN035 OVC100 03/M02 A2970 RMK SC7AC1 SLP100","temp":3,"dewpoint":-2,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T01:00:00.000Z","obsTimeLocal":"2026-10-27T19:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280100Z 01006KT 9SM BKN030 BKN100 02/M02 A2971 RMK SC7AS1 AS TR SLP106","temp":2,"dewpoint":-2,"humidity":75,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T02:00:00.000Z","obsTimeLocal":"2026-10-27T20:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280200Z 34003KT 9SM BKN029 BKN079 02/M01 A2973 RMK SC5AC2 SLP113","temp":2,"dewpoint":-1,"humidity":81,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T03:00:00.000Z","obsTimeLocal":"2026-10-27T21:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280300Z 36006KT 7SM -SN BKN023 OVC074 01/M01 A2974 RMK SC6AS2 SLP115","temp":1,"dewpoint":-1,"humidity":86,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T03:07:00.000Z","obsTimeLocal":"2026-10-27T21:07:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 280307Z 35005KT 4SM -SN BR BKN023 OVC074 01/M01 A2974 RMK SC7AS1 SLP115","temp":1,"dewpoint":-1,"humidity":86,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T03:16:00.000Z","obsTimeLocal":"2026-10-27T21:16:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 280316Z 33004KT 1SM R35L/P6000FT/N R11/P6000FT/N R35R/P6000FT/N -SN BR VV011 01/M01 A2974 RMK SN8 SLP117","temp":1,"dewpoint":-1,"humidity":86,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T04:00:00.000Z","obsTimeLocal":"2026-10-27T22:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280400Z 35009KT 1 3/4SM -SN BR VV021 01/M01 A2975 RMK SN8 SLP119","temp":1,"dewpoint":-1,"humidity":86,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T04:30:00.000Z","obsTimeLocal":"2026-10-27T22:30:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 280430Z 35008KT 3SM -SN FEW008 BKN023 00/M01 A2975 RMK SF1SC7 SF TR SLP120","temp":0,"dewpoint":-1,"humidity":93,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T05:00:00.000Z","obsTimeLocal":"2026-10-27T23:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280500Z 36013KT 6SM -SN FEW009 BKN011 BKN110 00/M01 A2976 RMK SF1SC6AC1 SF TR SLP122","temp":0,"dewpoint":-1,"humidity":93,"wind":6.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T05:09:00.000Z","obsTimeLocal":"2026-10-27T23:09:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 280509Z 35011KT 6SM VCSH SCT014 BKN075 00/M01 A2977 RMK SC4AC3 PCPN E SLP125","temp":0,"dewpoint":-1,"humidity":93,"wind":5.7,"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/2026-10-27","json":"https://weathermarket.io/api/station/CYYC/2026-10-27","record":"https://weathermarket.io/api/station/CYYC/2026-10-27?format=record","prev":"https://weathermarket.io/station/CYYC/2026-10-26","next":"https://weathermarket.io/station/CYYC/2026-10-28","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=27&year2=2026&month2=10&day2=29&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=27&hora=6&anof=2026&mesf=10&dayf=28&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYC"}}}