{"station":{"icao":"CYUL","city":{"slug":"montreal","name":"Montreal","country":"Canada"},"timezone":"America/Toronto","lat":45.5,"lon":-73.57,"us":false,"html":"https://weathermarket.io/station/CYUL","json":"https://weathermarket.io/api/station/CYUL","nwsCli":null},"date":"2026-11-04","window":{"date":"2026-11-04","timezone":"America/Toronto","dayStartUtc":"2026-11-04T05:00:00.000Z","dayEndUtc":"2026-11-05T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":23,"tmaxAt":"2026-11-04T19:00:00.000Z","tmin":11,"tminAt":"2026-11-04T11:00:00.000Z","tavg":16.6,"humidityMean":76.3,"windMean":1.7,"windMax":3.1,"windMaxAt":"2026-11-04T18:00:00.000Z","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":"2026-11-04T19:00:00.000Z","obsTimeLocal":"2026-11-04T14:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041900Z 24005KT 30SM FEW120 BKN250 23/13 A2992 RMK AC1CI4 SLP132 DENSITY ALT 1100FT","temp":23,"dewpoint":13,"humidity":53,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-04T11:00:00.000Z","obsTimeLocal":"2026-11-04T06:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041100Z VRB02KT 15SM FEW075 11/11 A3000 RMK AC1 AC TR SLP161","temp":11,"dewpoint":11,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-04T18:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041800Z 21006KT 180V270 30SM FEW120 SCT250 22/12 A2994 RMK AC2CI1 SLP140 DENSITY ALT 900FT","temp":22,"dewpoint":12,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-05T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"adb240261122e544","lastChangedAt":"2026-11-05T04:08:42.163Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYUL/2026-11-04?format=record","status":"anchored","sha256":"ef304ed6ed80553452ea382c557054589a03ccd5c5dbb610faf5d575d412141e","revision":"adb240261122e544","flareTxHash":"0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","flareBlock":73833174,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","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":"2026-11-04T19:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-04T11:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":23,"tmin":11,"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":"2026-11-04T05:00:00.000Z","obsTimeLocal":"2026-11-04T00:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 040500Z 00000KT 15SM FEW055 BKN077 BKN190 13/12 A3003 RMK SC1AC5AC1 SLP172","temp":13,"dewpoint":12,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T06:00:00.000Z","obsTimeLocal":"2026-11-04T01:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 040600Z 03003KT 15SM OVC072 12/12 A3002 RMK AC8 SLP169","temp":12,"dewpoint":12,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T07:00:00.000Z","obsTimeLocal":"2026-11-04T02:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 040700Z 00000KT 15SM OVC074 12/12 A3001 RMK AC8 SLP166","temp":12,"dewpoint":12,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T08:00:00.000Z","obsTimeLocal":"2026-11-04T03:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 040800Z 00000KT 15SM OVC075 12/12 A3001 RMK AC8 SLP164","temp":12,"dewpoint":12,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T09:00:00.000Z","obsTimeLocal":"2026-11-04T04:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 040900Z VRB02KT 15SM OVC078 12/12 A3000 RMK AC8 SLP161","temp":12,"dewpoint":12,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T10:00:00.000Z","obsTimeLocal":"2026-11-04T05:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041000Z 19002KT 15SM FEW075 13/12 A3000 RMK AC1 SLP163","temp":13,"dewpoint":12,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:00:00.000Z","obsTimeLocal":"2026-11-04T06:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041100Z VRB02KT 15SM FEW075 11/11 A3000 RMK AC1 AC TR SLP161","temp":11,"dewpoint":11,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T12:00:00.000Z","obsTimeLocal":"2026-11-04T07:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041200Z 16004KT 15SM FEW075 FEW190 BKN250 13/12 A3000 RMK AC1AC1CI7 AC TR AC TR SLP163","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T13:00:00.000Z","obsTimeLocal":"2026-11-04T08:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041300Z VRB02KT 15SM FEW190 BKN250 14/13 A3001 RMK AC1CI6 SLP165","temp":14,"dewpoint":13,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T14:00:00.000Z","obsTimeLocal":"2026-11-04T09:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041400Z 22003KT 160V270 15SM FEW140 FEW190 BKN250 16/12 A3000 RMK AC1AC1CI7 AC TR AC TR SLP163","temp":16,"dewpoint":12,"humidity":77,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T15:00:00.000Z","obsTimeLocal":"2026-11-04T10:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041500Z 23005KT 30SM FEW180 OVC250 17/13 A2999 RMK AC1CS7 CI ASOCTD SLP158 DENSITY ALT 400FT","temp":17,"dewpoint":13,"humidity":77,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T16:00:00.000Z","obsTimeLocal":"2026-11-04T11:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041600Z 21004KT 30SM SCT180 OVC250 19/12 A2998 RMK AC4CS4 CI ASOCTD SLP155 DENSITY ALT 500FT","temp":19,"dewpoint":12,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T17:00:00.000Z","obsTimeLocal":"2026-11-04T12:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041700Z 22005KT 30SM SCT120 BKN250 20/12 A2996 RMK AC3CI2 SLP147 DENSITY ALT 800FT","temp":20,"dewpoint":12,"humidity":60,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T18:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041800Z 21006KT 180V270 30SM FEW120 SCT250 22/12 A2994 RMK AC2CI1 SLP140 DENSITY ALT 900FT","temp":22,"dewpoint":12,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T19:00:00.000Z","obsTimeLocal":"2026-11-04T14:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 041900Z 24005KT 30SM FEW120 BKN250 23/13 A2992 RMK AC1CI4 SLP132 DENSITY ALT 1100FT","temp":23,"dewpoint":13,"humidity":53,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T20:00:00.000Z","obsTimeLocal":"2026-11-04T15:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 042000Z 22006KT 30SM BKN250 23/13 A2990 RMK CI7 SLP128 DENSITY ALT 1200FT","temp":23,"dewpoint":13,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T21:00:00.000Z","obsTimeLocal":"2026-11-04T16:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 042100Z 21003KT 30SM FEW150 OVC250 22/12 A2989 RMK AC2CI6 SLP124 DENSITY ALT 1100FT","temp":22,"dewpoint":12,"humidity":53,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T22:00:00.000Z","obsTimeLocal":"2026-11-04T17:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 042200Z 16004KT 15SM FEW030 BKN250 20/12 A2989 RMK CF1CI7 CF TR SLP122 DENSITY ALT 900FT","temp":20,"dewpoint":12,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T23:00:00.000Z","obsTimeLocal":"2026-11-04T18:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 042300Z 15004KT 15SM FEW250 19/12 A2988 RMK CI2 SLP121 DENSITY ALT 700FT","temp":19,"dewpoint":12,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T00:00:00.000Z","obsTimeLocal":"2026-11-04T19:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 050000Z 16005KT 15SM SKC 19/12 A2987 RMK SLP119 DENSITY ALT 700FT","temp":19,"dewpoint":12,"humidity":64,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T01:00:00.000Z","obsTimeLocal":"2026-11-04T20:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 050100Z 14002KT 15SM FEW150 18/11 A2986 RMK AC2 SLP114 DENSITY ALT 600FT","temp":18,"dewpoint":11,"humidity":64,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T02:00:00.000Z","obsTimeLocal":"2026-11-04T21:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 050200Z 13004KT 15SM BKN130 17/11 A2984 RMK AC6 SLP108 DENSITY ALT 500FT","temp":17,"dewpoint":11,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T03:00:00.000Z","obsTimeLocal":"2026-11-04T22:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 050300Z 13003KT 15SM FEW120 BKN140 16/11 A2983 RMK AC1AC5 SLP102 DENSITY ALT 400FT","temp":16,"dewpoint":11,"humidity":72,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T04:00:00.000Z","obsTimeLocal":"2026-11-04T23:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 050400Z 14004KT 15SM FEW130 16/11 A2981 RMK AC1 SLP096 DENSITY ALT 400FT","temp":16,"dewpoint":11,"humidity":72,"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/CYUL/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/CYUL/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for CYUL for the contract date (station-local calendar day), as published at https://weathermarket.io/station/CYUL/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/CYUL/2026-11-04","json":"https://weathermarket.io/api/station/CYUL/2026-11-04","record":"https://weathermarket.io/api/station/CYUL/2026-11-04?format=record","prev":"https://weathermarket.io/station/CYUL/2026-11-03","next":"https://weathermarket.io/station/CYUL/2026-11-05","station":"https://weathermarket.io/station/CYUL","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=CYUL&data=metar&year1=2026&month1=11&day1=4&year2=2026&month2=11&day2=6&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=CYUL&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=4&hora=5&anof=2026&mesf=11&dayf=5&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYUL"}}}