{"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":"2026-10-19","window":{"date":"2026-10-19","timezone":"America/Toronto","dayStartUtc":"2026-10-19T04:00:00.000Z","dayEndUtc":"2026-10-20T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":21,"tmaxAt":"2026-10-19T19:00:00.000Z","tmin":8,"tminAt":"2026-10-19T09:00:00.000Z","tavg":13.8,"humidityMean":54.7,"windMean":3,"windMax":5.1,"windMaxAt":"2026-10-19T19:00:00.000Z","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":"2026-10-19T19:00:00.000Z","obsTimeLocal":"2026-10-19T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191900Z 23010KT 210V280 15SM SKC 21/03 A3034 RMK SLP277 DENSITY ALT 900FT","temp":21,"dewpoint":3,"humidity":31,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-19T09:00:00.000Z","obsTimeLocal":"2026-10-19T05:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190900Z VRB02KT 15SM SKC 08/03 A3040 RMK SLP298","temp":8,"dewpoint":3,"humidity":71,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-19T19:00:00.000Z","obsTimeLocal":"2026-10-19T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191900Z 23010KT 210V280 15SM SKC 21/03 A3034 RMK SLP277 DENSITY ALT 900FT","temp":21,"dewpoint":3,"humidity":31,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-20T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"0b020b1fb5e14091","lastChangedAt":"2026-10-20T03:07:38.288Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYZ/2026-10-19?format=record","status":"anchored","sha256":"875bb27eb7ecb46f16a63361a8a350a392a32cd09db136dbe074c2d0cbed7316","revision":"0b020b1fb5e14091","flareTxHash":"0x5dadd198ab02b1208dd3cedbddcce22c8add2ebc9a96a8f820058fbc7ac6763d","flareBlock":72538083,"anchoredAt":"2026-10-20T07:02:08.709Z","explorer":"https://flare-explorer.flare.network/tx/0x5dadd198ab02b1208dd3cedbddcce22c8add2ebc9a96a8f820058fbc7ac6763d","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":"2026-10-19T19:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-19T09:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21,"tmin":8,"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":"2026-10-19T04:00:00.000Z","obsTimeLocal":"2026-10-19T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190400Z 20004KT 15SM SKC 10/05 A3040 RMK SLP301","temp":10,"dewpoint":5,"humidity":71,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T05:00:00.000Z","obsTimeLocal":"2026-10-19T01:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190500Z 21005KT 15SM SKC 09/05 A3039 RMK SLP296","temp":9,"dewpoint":5,"humidity":76,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T06:00:00.000Z","obsTimeLocal":"2026-10-19T02:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190600Z 20008KT 15SM SKC 10/04 A3039 RMK SLP294","temp":10,"dewpoint":4,"humidity":66,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T07:00:00.000Z","obsTimeLocal":"2026-10-19T03:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190700Z 21006KT 15SM SKC 10/04 A3038 RMK SLP292","temp":10,"dewpoint":4,"humidity":66,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T08:00:00.000Z","obsTimeLocal":"2026-10-19T04:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190800Z VRB02KT 15SM SKC 09/04 A3039 RMK SLP296","temp":9,"dewpoint":4,"humidity":71,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T09:00:00.000Z","obsTimeLocal":"2026-10-19T05:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 190900Z VRB02KT 15SM SKC 08/03 A3040 RMK SLP298","temp":8,"dewpoint":3,"humidity":71,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T10:00:00.000Z","obsTimeLocal":"2026-10-19T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191000Z VRB02KT 15SM SKC 09/04 A3040 RMK SLP301","temp":9,"dewpoint":4,"humidity":71,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T11:00:00.000Z","obsTimeLocal":"2026-10-19T07:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191100Z 17003KT 15SM SKC 09/04 A3040 RMK SLP301","temp":9,"dewpoint":4,"humidity":71,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T12:00:00.000Z","obsTimeLocal":"2026-10-19T08:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191200Z 00000KT 15SM SKC 09/04 A3041 RMK SLP302","temp":9,"dewpoint":4,"humidity":71,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T13:00:00.000Z","obsTimeLocal":"2026-10-19T09:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191300Z 25003KT 140V260 15SM SKC 11/04 A3042 RMK SLP306","temp":11,"dewpoint":4,"humidity":62,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T14:00:00.000Z","obsTimeLocal":"2026-10-19T10:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191400Z 25003KT 170V300 15SM SKC 13/03 A3042 RMK SLP307","temp":13,"dewpoint":3,"humidity":51,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T15:00:00.000Z","obsTimeLocal":"2026-10-19T11:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191500Z 25007KT 15SM SKC 15/04 A3041 RMK SLP302","temp":15,"dewpoint":4,"humidity":48,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T16:00:00.000Z","obsTimeLocal":"2026-10-19T12:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191600Z 25007KT 15SM SKC 17/04 A3040 RMK SLP297","temp":17,"dewpoint":4,"humidity":42,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T17:00:00.000Z","obsTimeLocal":"2026-10-19T13:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191700Z 23007KT 200V260 15SM SKC 18/04 A3038 RMK SLP293","temp":18,"dewpoint":4,"humidity":39,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T18:00:00.000Z","obsTimeLocal":"2026-10-19T14:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191800Z 22009KT 170V260 15SM SKC 20/03 A3035 RMK SLP282 DENSITY ALT 800FT","temp":20,"dewpoint":3,"humidity":32,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T19:00:00.000Z","obsTimeLocal":"2026-10-19T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 191900Z 23010KT 210V280 15SM SKC 21/03 A3034 RMK SLP277 DENSITY ALT 900FT","temp":21,"dewpoint":3,"humidity":31,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T20:00:00.000Z","obsTimeLocal":"2026-10-19T16:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 192000Z 26007KT 220V290 15SM SKC 21/03 A3033 RMK SLP274 DENSITY ALT 900FT","temp":21,"dewpoint":3,"humidity":31,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T21:00:00.000Z","obsTimeLocal":"2026-10-19T17:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 192100Z 26008KT 15SM FEW250 20/03 A3033 RMK CI1 CI TR SLP274 DENSITY ALT 900FT","temp":20,"dewpoint":3,"humidity":32,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T22:00:00.000Z","obsTimeLocal":"2026-10-19T18:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 192200Z 29007KT 15SM FEW250 19/03 A3033 RMK CI1 CI TR SLP274","temp":19,"dewpoint":3,"humidity":35,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T23:00:00.000Z","obsTimeLocal":"2026-10-19T19:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 192300Z 29006KT 15SM FEW250 17/03 A3033 RMK CI1 CI TR SLP276","temp":17,"dewpoint":3,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T00:00:00.000Z","obsTimeLocal":"2026-10-19T20:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 200000Z 35010KT 15SM FEW250 16/05 A3034 RMK CI1 CI TR SLP280","temp":16,"dewpoint":5,"humidity":48,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T01:00:00.000Z","obsTimeLocal":"2026-10-19T21:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 200100Z 34008KT 15SM SKC 15/06 A3034 RMK SLP280","temp":15,"dewpoint":6,"humidity":55,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T02:00:00.000Z","obsTimeLocal":"2026-10-19T22:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 200200Z 35010KT 15SM SKC 14/07 A3035 RMK SLP281","temp":14,"dewpoint":7,"humidity":63,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T03:00:00.000Z","obsTimeLocal":"2026-10-19T23:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 200300Z 36007KT 15SM SKC 12/07 A3036 RMK SLP286","temp":12,"dewpoint":7,"humidity":71,"wind":3.6,"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/2026-10-19","json":"https://weathermarket.io/api/station/CYYZ/2026-10-19","record":"https://weathermarket.io/api/station/CYYZ/2026-10-19?format=record","prev":"https://weathermarket.io/station/CYYZ/2026-10-18","next":"https://weathermarket.io/station/CYYZ/2026-10-20","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=19&year2=2026&month2=10&day2=21&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=19&hora=4&anof=2026&mesf=10&dayf=20&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYZ"}}}