{"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":"2026-09-09","window":{"date":"2026-09-09","timezone":"America/Toronto","dayStartUtc":"2026-09-09T04:00:00.000Z","dayEndUtc":"2026-09-10T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":null,"tmaxAt":null,"tmin":null,"tminAt":null,"tavg":null,"humidityMean":null,"windMean":null,"windMax":null,"windMaxAt":null,"precipObservedCount":null,"nObservations":0,"maxGapMinutes":null,"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":null,"tmin":null,"windMax":null},"finality":{"status":"final","finalAt":"2026-09-10T07:00:00.000Z","settleable":false,"coverage":{"ok":false,"maxGapMinutes":null,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":["no_reports: no METAR received for this day"],"holdHours":3},"revision":"e3b0c44298fc1c14","lastChangedAt":null,"corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYZ/2026-09-09?format=record","status":"pending_anchor","sha256":null,"revision":null,"flareTxHash":null,"flareBlock":null,"anchoredAt":null,"explorer":null,"matchesCurrent":null,"note":"Final - the next hourly run writes this record's hash to SnapshotAnchor on Flare"},"qc":{"summary":{"good":0,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":null,"tmin":null,"anyFlagged":false},"excludingBad":{"tmax":null,"tmin":null,"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":[],"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/2026-09-09","json":"https://weathermarket.io/api/station/CYYZ/2026-09-09","record":"https://weathermarket.io/api/station/CYYZ/2026-09-09?format=record","prev":"https://weathermarket.io/station/CYYZ/2026-09-08","next":"https://weathermarket.io/station/CYYZ/2026-09-10","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=9&day1=9&year2=2026&month2=9&day2=11&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=9&day=9&hora=4&anof=2026&mesf=9&dayf=10&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYZ"}}}