{"station":{"icao":"CYYZ","city":{"slug":"toronto","name":"Toronto","country":"Canada"},"timezone":"America/Toronto","lat":43.65,"lon":-79.38,"us":false,"html":"https://weathermarket.io/station/CYYZ","json":"https://weathermarket.io/api/station/CYYZ","nwsCli":null},"date":"2026-10-27","window":{"date":"2026-10-27","timezone":"America/Toronto","dayStartUtc":"2026-10-27T04:00:00.000Z","dayEndUtc":"2026-10-28T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":10,"tmaxAt":"2026-10-27T17:00:00.000Z","tmin":3,"tminAt":"2026-10-27T10:00:00.000Z","tavg":7.1,"humidityMean":63.1,"windMean":2.8,"windMax":4.6,"windMaxAt":"2026-10-27T04:00:00.000Z","precipObservedCount":0,"nObservations":24,"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":"2026-10-27T17:00:00.000Z","obsTimeLocal":"2026-10-27T13:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271700Z 11004KT 360V130 15SM SCT031 SCT260 10/03 A3045 RMK CU3CI1 SLP316","temp":10,"dewpoint":3,"humidity":62,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-27T10:00:00.000Z","obsTimeLocal":"2026-10-27T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271000Z 03007KT 15SM FEW120 SCT250 03/M02 A3041 RMK AC1CI2 SLP304","temp":3,"dewpoint":-2,"humidity":70,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-27T04:00:00.000Z","obsTimeLocal":"2026-10-27T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270400Z 02009KT 15SM BKN110 08/01 A3037 RMK AC7 SLP288","temp":8,"dewpoint":1,"humidity":61,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-28T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"9e5f470e645eaa04","lastChangedAt":"2026-10-28T03:07:39.364Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYZ/2026-10-27?format=record","status":"anchored","sha256":"0b430c2c6af1af253e891b87541050f726c7e4a1be1e0962cda87c663b0e5b4a","revision":"9e5f470e645eaa04","flareTxHash":"0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","flareBlock":73833169,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-27T17:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-27T10:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":10,"tmin":3,"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":"2026-10-27T04:00:00.000Z","obsTimeLocal":"2026-10-27T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270400Z 02009KT 15SM BKN110 08/01 A3037 RMK AC7 SLP288","temp":8,"dewpoint":1,"humidity":61,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T05:00:00.000Z","obsTimeLocal":"2026-10-27T01:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270500Z 03008KT 15SM SCT110 BKN220 07/M01 A3036 RMK AC4CI2 SLP287","temp":7,"dewpoint":-1,"humidity":57,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T06:00:00.000Z","obsTimeLocal":"2026-10-27T02:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270600Z 04006KT 15SM SCT220 06/M01 A3038 RMK CI4 SLP293","temp":6,"dewpoint":-1,"humidity":61,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T07:00:00.000Z","obsTimeLocal":"2026-10-27T03:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270700Z 02009KT 15SM FEW250 05/M02 A3039 RMK CI2 SLP298","temp":5,"dewpoint":-2,"humidity":61,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T08:00:00.000Z","obsTimeLocal":"2026-10-27T04:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270800Z 03007KT 15SM FEW100 FEW250 04/M02 A3039 RMK AC1CI1 AC TR SLP297","temp":4,"dewpoint":-2,"humidity":65,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T09:00:00.000Z","obsTimeLocal":"2026-10-27T05:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 270900Z 04005KT 15SM SCT120 04/M02 A3039 RMK AC4 SLP297","temp":4,"dewpoint":-2,"humidity":65,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T10:00:00.000Z","obsTimeLocal":"2026-10-27T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271000Z 03007KT 15SM FEW120 SCT250 03/M02 A3041 RMK AC1CI2 SLP304","temp":3,"dewpoint":-2,"humidity":70,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T11:00:00.000Z","obsTimeLocal":"2026-10-27T07:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271100Z 04005KT 15SM FEW260 03/M02 A3042 RMK CI1 CI TR SLP307","temp":3,"dewpoint":-2,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T12:00:00.000Z","obsTimeLocal":"2026-10-27T08:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271200Z 04006KT 15SM FEW150 FEW260 03/M02 A3043 RMK AC1CI1 SLP310","temp":3,"dewpoint":-2,"humidity":70,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T13:00:00.000Z","obsTimeLocal":"2026-10-27T09:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271300Z 04006KT 15SM FEW260 05/M02 A3045 RMK CI1 SLP319","temp":5,"dewpoint":-2,"humidity":61,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T14:00:00.000Z","obsTimeLocal":"2026-10-27T10:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271400Z 08004KT 030V090 15SM FEW260 07/M01 A3046 RMK CI1 SLP321","temp":7,"dewpoint":-1,"humidity":57,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T15:00:00.000Z","obsTimeLocal":"2026-10-27T11:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271500Z 09007KT 060V130 15SM FEW260 09/01 A3044 RMK CI1 PRESFR SLP315","temp":9,"dewpoint":1,"humidity":57,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T16:00:00.000Z","obsTimeLocal":"2026-10-27T12:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271600Z VRB02KT 15SM FEW040 SCT260 09/02 A3045 RMK CU2CI1 SLP317","temp":9,"dewpoint":2,"humidity":62,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T17:00:00.000Z","obsTimeLocal":"2026-10-27T13:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271700Z 11004KT 360V130 15SM SCT031 SCT260 10/03 A3045 RMK CU3CI1 SLP316","temp":10,"dewpoint":3,"humidity":62,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T18:00:00.000Z","obsTimeLocal":"2026-10-27T14:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271800Z 11003KT 080V210 15SM SCT032 SCT170 BKN260 09/02 A3042 RMK CU3AC1CI1 SLP308","temp":9,"dewpoint":2,"humidity":62,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T19:00:00.000Z","obsTimeLocal":"2026-10-27T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 271900Z 16005KT 100V190 15SM FEW035 SCT260 10/03 A3041 RMK CU1CI2 SLP304","temp":10,"dewpoint":3,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T20:00:00.000Z","obsTimeLocal":"2026-10-27T16:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 272000Z 13007KT 090V150 15SM SCT260 10/02 A3040 RMK CI3 SLP302","temp":10,"dewpoint":2,"humidity":58,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T21:00:00.000Z","obsTimeLocal":"2026-10-27T17:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 272100Z 15006KT 15SM FEW260 10/02 A3040 RMK CI1 SLP302","temp":10,"dewpoint":2,"humidity":58,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T22:00:00.000Z","obsTimeLocal":"2026-10-27T18:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 272200Z 12006KT 15SM FEW260 09/01 A3040 RMK CI1 CI TR SLP301","temp":9,"dewpoint":1,"humidity":57,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T23:00:00.000Z","obsTimeLocal":"2026-10-27T19:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 272300Z 12003KT 15SM FEW250 08/01 A3041 RMK CI1 SLP304","temp":8,"dewpoint":1,"humidity":61,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T00:00:00.000Z","obsTimeLocal":"2026-10-27T20:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280000Z 08004KT 15SM FEW250 08/02 A3040 RMK CI1 CI TR SLP301","temp":8,"dewpoint":2,"humidity":66,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T01:00:00.000Z","obsTimeLocal":"2026-10-27T21:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280100Z 06004KT 15SM SCT250 07/02 A3040 RMK CI3 SLP300","temp":7,"dewpoint":2,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T02:00:00.000Z","obsTimeLocal":"2026-10-27T22:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280200Z 07004KT 15SM FEW130 OVC180 08/03 A3039 RMK AC2AS6 SLP296","temp":8,"dewpoint":3,"humidity":71,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T03:00:00.000Z","obsTimeLocal":"2026-10-27T23:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280300Z 08003KT 15SM SCT130 BKN190 08/03 A3038 RMK AC4AS3 SLP293","temp":8,"dewpoint":3,"humidity":71,"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/CYYZ/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/CYYZ/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for CYYZ for the contract date (station-local calendar day), as published at https://weathermarket.io/station/CYYZ/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/CYYZ/2026-10-27","json":"https://weathermarket.io/api/station/CYYZ/2026-10-27","record":"https://weathermarket.io/api/station/CYYZ/2026-10-27?format=record","prev":"https://weathermarket.io/station/CYYZ/2026-10-26","next":"https://weathermarket.io/station/CYYZ/2026-10-28","station":"https://weathermarket.io/station/CYYZ","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=CYYZ&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=CYYZ&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=27&hora=4&anof=2026&mesf=10&dayf=28&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYZ"}}}