{"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":"2026-10-31","window":{"date":"2026-10-31","timezone":"America/Toronto","dayStartUtc":"2026-10-31T04:00:00.000Z","dayEndUtc":"2026-11-01T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":15,"tmaxAt":"2026-10-31T19:00:00.000Z","tmin":3,"tminAt":"2026-10-31T12:00:00.000Z","tavg":9.5,"humidityMean":64.9,"windMean":3.2,"windMax":5.7,"windMaxAt":"2026-10-31T04:00:00.000Z","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":"2026-10-31T19:00:00.000Z","obsTimeLocal":"2026-10-31T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311900Z 32010KT 260V330 15SM FEW260 15/02 A3044 RMK CI1 SLP313","temp":15,"dewpoint":2,"humidity":41,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T12:00:00.000Z","obsTimeLocal":"2026-10-31T08:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311200Z 26006KT 15SM FEW260 03/01 A3046 RMK CI2 SLP321","temp":3,"dewpoint":1,"humidity":87,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T04:00:00.000Z","obsTimeLocal":"2026-10-31T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310400Z 27011KT 15SM BKN043 08/03 A3038 RMK SC6 SLP293","temp":8,"dewpoint":3,"humidity":71,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"9eb96a28e66be283","lastChangedAt":"2026-11-01T03:08:39.148Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYZ/2026-10-31?format=record","status":"anchored","sha256":"b08fac854d14d5dcedf089f1e40490975600941baf2841aebe47b08b3c43fceb","revision":"9eb96a28e66be283","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":"2026-10-31T19:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T12:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":15,"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":"2026-10-31T04:00:00.000Z","obsTimeLocal":"2026-10-31T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310400Z 27011KT 15SM BKN043 08/03 A3038 RMK SC6 SLP293","temp":8,"dewpoint":3,"humidity":71,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T05:00:00.000Z","obsTimeLocal":"2026-10-31T01:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310500Z 26010KT 15SM SCT043 06/03 A3038 RMK SC4 SLP295","temp":6,"dewpoint":3,"humidity":81,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T06:00:00.000Z","obsTimeLocal":"2026-10-31T02:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310600Z 28008KT 15SM BKN045 08/04 A3040 RMK SC7 SLP298","temp":8,"dewpoint":4,"humidity":76,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T07:00:00.000Z","obsTimeLocal":"2026-10-31T03:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310700Z 31007KT 15SM BKN045 09/03 A3040 RMK SC7 SLP300","temp":9,"dewpoint":3,"humidity":66,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T08:00:00.000Z","obsTimeLocal":"2026-10-31T04:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310800Z 31008KT 15SM FEW045 07/03 A3040 RMK SC1 SC TR SLP302","temp":7,"dewpoint":3,"humidity":76,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T09:00:00.000Z","obsTimeLocal":"2026-10-31T05:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 310900Z 27005KT 15SM FEW045 05/03 A3042 RMK SC1 SLP306","temp":5,"dewpoint":3,"humidity":87,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T10:00:00.000Z","obsTimeLocal":"2026-10-31T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311000Z 28005KT 15SM SCT040 06/03 A3043 RMK SC3 SLP313","temp":6,"dewpoint":3,"humidity":81,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T11:00:00.000Z","obsTimeLocal":"2026-10-31T07:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311100Z 27005KT 15SM SKC 05/03 A3044 RMK SLP316","temp":5,"dewpoint":3,"humidity":87,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T12:00:00.000Z","obsTimeLocal":"2026-10-31T08:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311200Z 26006KT 15SM FEW260 03/01 A3046 RMK CI2 SLP321","temp":3,"dewpoint":1,"humidity":87,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T13:00:00.000Z","obsTimeLocal":"2026-10-31T09:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311300Z 24004KT 15SM FEW260 06/03 A3048 RMK CI2 SLP327","temp":6,"dewpoint":3,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T14:00:00.000Z","obsTimeLocal":"2026-10-31T10:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311400Z 27004KT 250V310 15SM FEW260 08/04 A3048 RMK CI2 CONTRAILS SLP327","temp":8,"dewpoint":4,"humidity":76,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T15:00:00.000Z","obsTimeLocal":"2026-10-31T11:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311500Z 29008KT 15SM FEW260 11/03 A3047 RMK CI2 SLP325","temp":11,"dewpoint":3,"humidity":58,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:00:00.000Z","obsTimeLocal":"2026-10-31T12:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311600Z 28007KT 260V330 15SM FEW040 FEW260 12/03 A3048 RMK CF1CI1 CF TR SLP327","temp":12,"dewpoint":3,"humidity":54,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-10-31T13:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311700Z 31008KT 260V320 15SM FEW260 13/02 A3046 RMK CI1 SLP322","temp":13,"dewpoint":2,"humidity":47,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-10-31T14:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311800Z 29008KT 190V340 15SM FEW130 SCT260 14/02 A3046 RMK AC2CI1 SLP319","temp":14,"dewpoint":2,"humidity":44,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:00:00.000Z","obsTimeLocal":"2026-10-31T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 311900Z 32010KT 260V330 15SM FEW260 15/02 A3044 RMK CI1 SLP313","temp":15,"dewpoint":2,"humidity":41,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:00:00.000Z","obsTimeLocal":"2026-10-31T16:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 312000Z 33005KT 15SM FEW260 15/02 A3044 RMK CI1 CI TR SLP313","temp":15,"dewpoint":2,"humidity":41,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:00:00.000Z","obsTimeLocal":"2026-10-31T17:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 312100Z 30008KT 15SM FEW260 15/02 A3044 RMK CI1 CI TR SLP314","temp":15,"dewpoint":2,"humidity":41,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:00:00.000Z","obsTimeLocal":"2026-10-31T18:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 312200Z 28005KT 270V340 15SM FEW260 13/03 A3044 RMK CI1 CI TR SLP315","temp":13,"dewpoint":3,"humidity":51,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:00:00.000Z","obsTimeLocal":"2026-10-31T19:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 312300Z 27005KT 15SM FEW260 11/03 A3046 RMK CI1 SLP320","temp":11,"dewpoint":3,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T00:00:00.000Z","obsTimeLocal":"2026-10-31T20:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 010000Z VRB02KT 15SM FEW100 11/03 A3046 RMK AC1 AC TR SLP321","temp":11,"dewpoint":3,"humidity":58,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T01:00:00.000Z","obsTimeLocal":"2026-10-31T21:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 010100Z 30003KT 15SM FEW100 10/03 A3046 RMK AC1 AC TR SLP320","temp":10,"dewpoint":3,"humidity":62,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T02:00:00.000Z","obsTimeLocal":"2026-10-31T22:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 010200Z VRB02KT 15SM SKC 10/03 A3046 RMK SLP319","temp":10,"dewpoint":3,"humidity":62,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T03:00:00.000Z","obsTimeLocal":"2026-10-31T23:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 010300Z 31004KT 15SM FEW100 FEW250 08/03 A3046 RMK AC1CI1 AC TR SLP321","temp":8,"dewpoint":3,"humidity":71,"wind":2.1,"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/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/2026-10-31","json":"https://weathermarket.io/api/station/CYYZ/2026-10-31","record":"https://weathermarket.io/api/station/CYYZ/2026-10-31?format=record","prev":"https://weathermarket.io/station/CYYZ/2026-10-30","next":"https://weathermarket.io/station/CYYZ/2026-11-01","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=31&year2=2026&month2=11&day2=2&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=31&hora=4&anof=2026&mesf=11&dayf=1&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYZ"}}}