{"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":"2026-09-28","window":{"date":"2026-09-28","timezone":"America/Toronto","dayStartUtc":"2026-09-28T04:00:00.000Z","dayEndUtc":"2026-09-29T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":21,"tmaxAt":"2026-09-28T18:00:00.000Z","tmin":15,"tminAt":"2026-09-28T11:00:00.000Z","tavg":17.5,"humidityMean":72.6,"windMean":2.7,"windMax":4.6,"windMaxAt":"2026-09-28T10:00:00.000Z","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":"2026-09-28T18:00:00.000Z","obsTimeLocal":"2026-09-28T14:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281800Z VRB04KT 15SM SCT038 BKN130 21/13 A2996 RMK SC3AC4 SLP146 DENSITY ALT 1400FT","temp":21,"dewpoint":13,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-28T11:00:00.000Z","obsTimeLocal":"2026-09-28T07:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281100Z 01008KT 15SM FEW042 BKN063 BKN110 15/11 A2998 RMK SC1SC4AC2 SLP153","temp":15,"dewpoint":11,"humidity":77,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-28T10:00:00.000Z","obsTimeLocal":"2026-09-28T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281000Z 02009KT 15SM BKN035 BKN076 16/11 A2997 RMK SC5AC2 SLP150 DENSITY ALT 800FT","temp":16,"dewpoint":11,"humidity":72,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-29T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"f18350af808606d6","lastChangedAt":"2026-09-29T03:08:38.972Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYZ/2026-09-28?format=record","status":"anchored","sha256":"b4e1e4c417710c0fcf53b76f5fa0cc63aac97f60d80b3eeb14036b6f633517c3","revision":"f18350af808606d6","flareTxHash":"0x249d9e706f59c57e359ac56df8428e8defd3e8c7033908cc096c8a56852b0c82","flareBlock":71105491,"anchoredAt":"2026-10-02T01:01:27.187Z","explorer":"https://flare-explorer.flare.network/tx/0x249d9e706f59c57e359ac56df8428e8defd3e8c7033908cc096c8a56852b0c82","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":"2026-09-28T18:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-28T11:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21,"tmin":15,"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":"2026-09-28T04:00:00.000Z","obsTimeLocal":"2026-09-28T00:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280400Z 13005KT 15SM FEW012 BKN046 16/13 A2999 RMK SF1SC6 SLP157 DENSITY ALT 800FT","temp":16,"dewpoint":13,"humidity":82,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T05:00:00.000Z","obsTimeLocal":"2026-09-28T01:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280500Z 00000KT 15SM BKN013 OVC043 16/13 A2998 RMK ST5SC3 SLP153 DENSITY ALT 800FT","temp":16,"dewpoint":13,"humidity":82,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:00:00.000Z","obsTimeLocal":"2026-09-28T02:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280600Z 03003KT 15SM FEW013 BKN040 16/13 A2997 RMK SF1SC7 SF TR SLP150 DENSITY ALT 800FT","temp":16,"dewpoint":13,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:00:00.000Z","obsTimeLocal":"2026-09-28T03:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280700Z 01006KT 15SM SCT020 BKN041 16/13 A2997 RMK SC3SC4 SLP149 DENSITY ALT 900FT","temp":16,"dewpoint":13,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:00:00.000Z","obsTimeLocal":"2026-09-28T04:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280800Z 04006KT 15SM FEW024 BKN041 16/11 A2996 RMK SC1SC6 SLP148 DENSITY ALT 800FT","temp":16,"dewpoint":11,"humidity":72,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:00:00.000Z","obsTimeLocal":"2026-09-28T05:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 280900Z 36006KT 15SM FEW023 BKN060 16/13 A2996 RMK SC1SC6 SLP146 DENSITY ALT 800FT","temp":16,"dewpoint":13,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:00:00.000Z","obsTimeLocal":"2026-09-28T06:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281000Z 02009KT 15SM BKN035 BKN076 16/11 A2997 RMK SC5AC2 SLP150 DENSITY ALT 800FT","temp":16,"dewpoint":11,"humidity":72,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:00:00.000Z","obsTimeLocal":"2026-09-28T07:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281100Z 01008KT 15SM FEW042 BKN063 BKN110 15/11 A2998 RMK SC1SC4AC2 SLP153","temp":15,"dewpoint":11,"humidity":77,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:00:00.000Z","obsTimeLocal":"2026-09-28T08:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281200Z 01009KT 15SM BKN035 BKN120 16/11 A2999 RMK SC6AC1 SLP156 DENSITY ALT 800FT","temp":16,"dewpoint":11,"humidity":72,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:00:00.000Z","obsTimeLocal":"2026-09-28T09:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281300Z 04007KT 15SM BKN033 16/11 A2999 RMK SC7 SLP159 DENSITY ALT 800FT","temp":16,"dewpoint":11,"humidity":72,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T14:00:00.000Z","obsTimeLocal":"2026-09-28T10:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281400Z 01007KT 350V050 15SM BKN036 BKN064 17/12 A2999 RMK SC6SC1 SLP159 DENSITY ALT 900FT","temp":17,"dewpoint":12,"humidity":72,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:00:00.000Z","obsTimeLocal":"2026-09-28T11:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281500Z 01007KT 15SM BKN034 BKN073 18/12 A2999 RMK SC5AC2 SLP158 DENSITY ALT 1000FT","temp":18,"dewpoint":12,"humidity":68,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:00:00.000Z","obsTimeLocal":"2026-09-28T12:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281600Z 34007KT 310V030 15SM FEW036 BKN068 BKN220 19/12 A2998 RMK SC2AC3CI2 SLP155 DENSITY ALT 1100FT","temp":19,"dewpoint":12,"humidity":64,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:00:00.000Z","obsTimeLocal":"2026-09-28T13:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281700Z 01005KT 270V030 15SM BKN030 BKN120 20/12 A2998 RMK SC5AC2 SLP153 DENSITY ALT 1200FT","temp":20,"dewpoint":12,"humidity":60,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:00:00.000Z","obsTimeLocal":"2026-09-28T14:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281800Z VRB04KT 15SM SCT038 BKN130 21/13 A2996 RMK SC3AC4 SLP146 DENSITY ALT 1400FT","temp":21,"dewpoint":13,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:00:00.000Z","obsTimeLocal":"2026-09-28T15:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 281900Z 31004KT 280V360 15SM BKN035 BKN130 21/13 A2995 RMK SC5AC2 SLP143 DENSITY ALT 1400FT","temp":21,"dewpoint":13,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:00:00.000Z","obsTimeLocal":"2026-09-28T16:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 282000Z 16007KT 15SM OVC035 19/13 A2995 RMK SC8 SLP144 DENSITY ALT 1200FT","temp":19,"dewpoint":13,"humidity":68,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T21:00:00.000Z","obsTimeLocal":"2026-09-28T17:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 282100Z 14006KT 15SM BKN035 18/13 A2996 RMK SC7 SLP146 DENSITY ALT 1100FT","temp":18,"dewpoint":13,"humidity":73,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:00:00.000Z","obsTimeLocal":"2026-09-28T18:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 282200Z 15005KT 15SM BKN036 18/13 A2997 RMK SC7 SLP151 DENSITY ALT 1100FT","temp":18,"dewpoint":13,"humidity":73,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T23:00:00.000Z","obsTimeLocal":"2026-09-28T19:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 282300Z 14003KT 15SM OVC038 18/14 A2998 RMK SC8 SLP153 DENSITY ALT 1000FT","temp":18,"dewpoint":14,"humidity":77,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T00:00:00.000Z","obsTimeLocal":"2026-09-28T20:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 290000Z 19002KT 15SM BKN035 BKN042 18/13 A2998 RMK SC5SC2 SLP155 DENSITY ALT 1000FT","temp":18,"dewpoint":13,"humidity":73,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T01:00:00.000Z","obsTimeLocal":"2026-09-28T21:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 290100Z 25003KT 160V270 15SM BKN035 BKN062 18/13 A2999 RMK SC6SC1 SLP159 DENSITY ALT 1000FT","temp":18,"dewpoint":13,"humidity":73,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T02:00:00.000Z","obsTimeLocal":"2026-09-28T22:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 290200Z VRB02KT 15SM BKN043 18/13 A3000 RMK SC7 SLP161 DENSITY ALT 1000FT","temp":18,"dewpoint":13,"humidity":73,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T03:00:00.000Z","obsTimeLocal":"2026-09-28T23:00:00-04:00","metarType":"METAR","raw":"METAR CYYZ 290300Z 36006KT 15SM BKN036 18/13 A3000 RMK SC7 SLP160 DENSITY ALT 1000FT","temp":18,"dewpoint":13,"humidity":73,"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/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/2026-09-28","json":"https://weathermarket.io/api/station/CYYZ/2026-09-28","record":"https://weathermarket.io/api/station/CYYZ/2026-09-28?format=record","prev":"https://weathermarket.io/station/CYYZ/2026-09-27","next":"https://weathermarket.io/station/CYYZ/2026-09-29","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=28&year2=2026&month2=9&day2=30&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=28&hora=4&anof=2026&mesf=9&dayf=29&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYZ"}}}