{"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":"2026-10-15","window":{"date":"2026-10-15","timezone":"America/Edmonton","dayStartUtc":"2026-10-15T06:00:00.000Z","dayEndUtc":"2026-10-16T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":12,"tmaxAt":"2026-10-15T22:00:00.000Z","tmin":-1,"tminAt":"2026-10-15T13:00:00.000Z","tavg":5.2,"humidityMean":57.4,"windMean":4.5,"windMax":8.7,"windMaxAt":"2026-10-15T23:00:00.000Z","precipObservedCount":0,"nObservations":25,"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":"2026-10-15T22:00:00.000Z","obsTimeLocal":"2026-10-15T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152200Z 16016KT 40SM FEW180 SCT250 12/M02 A3053 RMK AC1CI3 AC TR CONTRAILS SLP372","temp":12,"dewpoint":-2,"humidity":38,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-15T13:00:00.000Z","obsTimeLocal":"2026-10-15T07:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151300Z VRB02KT 15SM FEW063 M01/M05 A3060 RMK SC1 SLP405","temp":-1,"dewpoint":-5,"humidity":74,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-15T23:00:00.000Z","obsTimeLocal":"2026-10-15T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152300Z 16017KT 40SM FEW180 BKN250 11/M02 A3052 RMK AC1CI5 AC TR CC ASOCTD SLP373","temp":11,"dewpoint":-2,"humidity":40,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-16T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"14aface97ac9878d","lastChangedAt":"2026-10-16T05:07:38.383Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYC/2026-10-15?format=record","status":"anchored","sha256":"1a25ebeea6bb2a39b8447c0adb54e7b3413c535576a8e5384c3a8638b8b4376a","revision":"14aface97ac9878d","flareTxHash":"0x4ebe611397d59f80ffcf1c0772fd24201725da3d8f0cc063d0598495658d70be","flareBlock":72235738,"anchoredAt":"2026-10-16T09:02:51.904Z","explorer":"https://flare-explorer.flare.network/tx/0x4ebe611397d59f80ffcf1c0772fd24201725da3d8f0cc063d0598495658d70be","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":25,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-15T22:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-15T13:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":12,"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":"2026-10-15T06:00:00.000Z","obsTimeLocal":"2026-10-15T00:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 150600Z 34009G15KT 15SM SCT063 04/M03 A3047 RMK SC3 SLP342","temp":4,"dewpoint":-3,"humidity":60,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T07:00:00.000Z","obsTimeLocal":"2026-10-15T01:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 150700Z 33010G15KT 15SM SCT063 03/M03 A3049 RMK SC3 SLP349","temp":3,"dewpoint":-3,"humidity":65,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T07:53:00.000Z","obsTimeLocal":"2026-10-15T01:53:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 150753Z 34007KT 15SM FEW063 02/M03 A3051 RMK SC2 SLP355","temp":2,"dewpoint":-3,"humidity":69,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T08:00:00.000Z","obsTimeLocal":"2026-10-15T02:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 150800Z 34007KT 15SM FEW063 03/M03 A3052 RMK SC2 SLP357","temp":3,"dewpoint":-3,"humidity":65,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T09:00:00.000Z","obsTimeLocal":"2026-10-15T03:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 150900Z 33007KT 15SM FEW063 02/M04 A3054 RMK SC1 SLP365","temp":2,"dewpoint":-4,"humidity":64,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T10:00:00.000Z","obsTimeLocal":"2026-10-15T04:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151000Z 35004KT 15SM FEW063 01/M04 A3056 RMK SC2 SLP374","temp":1,"dewpoint":-4,"humidity":69,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T11:00:00.000Z","obsTimeLocal":"2026-10-15T05:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151100Z 16002KT 15SM FEW062 00/M04 A3057 RMK SC1 SLP381","temp":0,"dewpoint":-4,"humidity":74,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T12:00:00.000Z","obsTimeLocal":"2026-10-15T06:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151200Z VRB02KT 15SM FEW063 M00/M05 A3059 RMK SC1 SLP394","temp":0,"dewpoint":-5,"humidity":69,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T13:00:00.000Z","obsTimeLocal":"2026-10-15T07:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151300Z VRB02KT 15SM FEW063 M01/M05 A3060 RMK SC1 SLP405","temp":-1,"dewpoint":-5,"humidity":74,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T14:00:00.000Z","obsTimeLocal":"2026-10-15T08:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151400Z VRB02KT 40SM FEW063 M00/M05 A3060 RMK SC1 SC TR FROIN SLP407","temp":0,"dewpoint":-5,"humidity":69,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T15:00:00.000Z","obsTimeLocal":"2026-10-15T09:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151500Z 18004KT 40SM FEW063 01/M03 A3060 RMK SC1 SC TR FROST ON GROUND SLP408","temp":1,"dewpoint":-3,"humidity":75,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T16:00:00.000Z","obsTimeLocal":"2026-10-15T10:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151600Z 18007KT 40SM SKC 05/M02 A3062 RMK SLP409","temp":5,"dewpoint":-2,"humidity":61,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T17:00:00.000Z","obsTimeLocal":"2026-10-15T11:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151700Z 19009KT 40SM FEW250 07/M03 A3061 RMK CI1 CI TR SLP403","temp":7,"dewpoint":-3,"humidity":49,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T18:00:00.000Z","obsTimeLocal":"2026-10-15T12:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151800Z 19010G15KT 40SM FEW250 08/M04 A3060 RMK CI1 CI TR SLP400","temp":8,"dewpoint":-4,"humidity":42,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T19:00:00.000Z","obsTimeLocal":"2026-10-15T13:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 151900Z 19013KT 40SM FEW250 10/M03 A3059 RMK CI1 CONTRAILS SLP394","temp":10,"dewpoint":-3,"humidity":40,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T20:00:00.000Z","obsTimeLocal":"2026-10-15T14:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152000Z 20014KT 40SM FEW250 11/M02 A3056 RMK CI2 CONTRAILS SLP385","temp":11,"dewpoint":-2,"humidity":40,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T21:00:00.000Z","obsTimeLocal":"2026-10-15T15:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152100Z 17013G19KT 40SM FEW180 SCT250 11/M02 A3054 RMK AC1CI4 AC TR CONTRAILS SLP377","temp":11,"dewpoint":-2,"humidity":40,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T22:00:00.000Z","obsTimeLocal":"2026-10-15T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152200Z 16016KT 40SM FEW180 SCT250 12/M02 A3053 RMK AC1CI3 AC TR CONTRAILS SLP372","temp":12,"dewpoint":-2,"humidity":38,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T23:00:00.000Z","obsTimeLocal":"2026-10-15T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 152300Z 16017KT 40SM FEW180 BKN250 11/M02 A3052 RMK AC1CI5 AC TR CC ASOCTD SLP373","temp":11,"dewpoint":-2,"humidity":40,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T00:00:00.000Z","obsTimeLocal":"2026-10-15T18:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160000Z 17013G20KT 40SM FEW180 BKN250 09/M02 A3050 RMK AC1CI6 SLP369","temp":9,"dewpoint":-2,"humidity":46,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T01:00:00.000Z","obsTimeLocal":"2026-10-15T19:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160100Z 17015G20KT 30SM FEW180 OVC240 08/M02 A3049 RMK AC1CI8 AC TR SLP366","temp":8,"dewpoint":-2,"humidity":49,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T02:00:00.000Z","obsTimeLocal":"2026-10-15T20:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160200Z 17011KT 15SM FEW170 BKN240 07/M03 A3046 RMK AC2CI3 SLP357","temp":7,"dewpoint":-3,"humidity":49,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T03:00:00.000Z","obsTimeLocal":"2026-10-15T21:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160300Z 18010KT 15SM FEW150 SCT220 07/M02 A3044 RMK AC1CI2 SLP350","temp":7,"dewpoint":-2,"humidity":53,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T04:00:00.000Z","obsTimeLocal":"2026-10-15T22:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160400Z 18008KT 15SM FEW150 FEW220 05/M01 A3041 RMK AC1CI1 AC TR SLP335","temp":5,"dewpoint":-1,"humidity":65,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-16T05:00:00.000Z","obsTimeLocal":"2026-10-15T23:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 160500Z 18006KT 15SM SKC 04/M01 A3039 RMK SLP327","temp":4,"dewpoint":-1,"humidity":70,"wind":3.1,"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/2026-10-15","json":"https://weathermarket.io/api/station/CYYC/2026-10-15","record":"https://weathermarket.io/api/station/CYYC/2026-10-15?format=record","prev":"https://weathermarket.io/station/CYYC/2026-10-14","next":"https://weathermarket.io/station/CYYC/2026-10-16","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=15&year2=2026&month2=10&day2=17&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=15&hora=6&anof=2026&mesf=10&dayf=16&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYC"}}}