{"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":"2026-11-09","window":{"date":"2026-11-09","timezone":"America/Toronto","dayStartUtc":"2026-11-09T05:00:00.000Z","dayEndUtc":"2026-11-10T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":10,"tmaxAt":"2026-11-09T17:00:00.000Z","tmin":5,"tminAt":"2026-11-10T04:00:00.000Z","tavg":8,"humidityMean":79.6,"windMean":4.7,"windMax":7.7,"windMaxAt":"2026-11-10T01:00:00.000Z","precipObservedCount":1,"nObservations":25,"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":"2026-11-09T17:00:00.000Z","obsTimeLocal":"2026-11-09T12:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091700Z 31012G19KT 15SM FEW026 BKN065 10/04 A2970 RMK CU1SC6 SLP061","temp":10,"dewpoint":4,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-10T04:00:00.000Z","obsTimeLocal":"2026-11-09T23:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100400Z 30008KT 15SM BKN037 05/M00 A2987 RMK SC6 SLP118","temp":5,"dewpoint":0,"humidity":70,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-10T01:00:00.000Z","obsTimeLocal":"2026-11-09T20:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100100Z 32015G23KT 15SM BKN027 BKN036 07/02 A2984 RMK SC6SC1 SLP109","temp":7,"dewpoint":2,"humidity":70,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-10T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"c3d33b2b0325a38d","lastChangedAt":"2026-11-10T04:08:38.647Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYUL/2026-11-09?format=record","status":"anchored","sha256":"a094bcd9d538d65569508ea336ce9fa592a607520bdee5d7b6a8da183a75255a","revision":"c3d33b2b0325a38d","flareTxHash":"0xb85fce05b07fbe15da4e658ab57213713b4ebdcfbb36aa75c6548ecc2c4b74c5","flareBlock":74189609,"anchoredAt":"2026-11-10T08:01:18.173Z","explorer":"https://flare-explorer.flare.network/tx/0xb85fce05b07fbe15da4e658ab57213713b4ebdcfbb36aa75c6548ecc2c4b74c5","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":25,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-09T17:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-10T04:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":10,"tmin":5,"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":"2026-11-09T05:00:00.000Z","obsTimeLocal":"2026-11-09T00:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 090500Z 23005KT 15SM FEW012 BKN026 OVC040 08/06 A2959 RMK CF1SC6SC1 SLP025","temp":8,"dewpoint":6,"humidity":87,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T05:21:00.000Z","obsTimeLocal":"2026-11-09T00:21:00-05:00","metarType":"SPECI","raw":"SPECI CYUL 090521Z 23005KT 15SM FEW008 BKN026 OVC040 08/07 A2959 RMK CF2SC5SC1 SLP024","temp":8,"dewpoint":7,"humidity":93,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T06:00:00.000Z","obsTimeLocal":"2026-11-09T01:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 090600Z 25010KT 15SM FEW008 BKN024 OVC040 08/07 A2958 RMK CF2SC5SC1 SLP021","temp":8,"dewpoint":7,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T07:00:00.000Z","obsTimeLocal":"2026-11-09T02:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 090700Z 27006KT 15SM FEW010 BKN026 OVC040 07/06 A2958 RMK CF2SC5SC1 SLP019","temp":7,"dewpoint":6,"humidity":93,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T08:00:00.000Z","obsTimeLocal":"2026-11-09T03:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 090800Z 25005KT 12SM SCT025 OVC040 07/07 A2957 RMK SC3SC5 SLP017","temp":7,"dewpoint":7,"humidity":100,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T09:00:00.000Z","obsTimeLocal":"2026-11-09T04:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 090900Z 27006KT 15SM BKN012 OVC025 07/07 A2957 RMK SF6SC2 SLP017","temp":7,"dewpoint":7,"humidity":100,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T10:00:00.000Z","obsTimeLocal":"2026-11-09T05:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091000Z 29005KT 15SM SCT016 OVC034 08/07 A2959 RMK SC3SC5 SLP022","temp":8,"dewpoint":7,"humidity":93,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T11:00:00.000Z","obsTimeLocal":"2026-11-09T06:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091100Z 26004KT 15SM BKN022 OVC045 08/07 A2959 RMK SC5SC3 SLP024","temp":8,"dewpoint":7,"humidity":93,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T12:00:00.000Z","obsTimeLocal":"2026-11-09T07:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091200Z 27005KT 15SM -RA BKN028 BKN045 OVC100 07/06 A2961 RMK SC5SC2AC1 SLP031","temp":7,"dewpoint":6,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T13:00:00.000Z","obsTimeLocal":"2026-11-09T08:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091300Z 28007KT 15SM BKN030 BKN060 BKN095 08/07 A2963 RMK SC5SC1AC1 SLP038","temp":8,"dewpoint":7,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T14:00:00.000Z","obsTimeLocal":"2026-11-09T09:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091400Z 30010KT 15SM FEW012 FEW031 FEW070 OVC095 09/06 A2965 RMK SF1SC2AC1AC6 SF TR AC TR SLP044","temp":9,"dewpoint":6,"humidity":81,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T15:00:00.000Z","obsTimeLocal":"2026-11-09T10:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091500Z 32009KT 15SM FEW016 BKN033 OVC065 09/06 A2967 RMK CF1SC6SC2 CF TR SLP050","temp":9,"dewpoint":6,"humidity":81,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T16:00:00.000Z","obsTimeLocal":"2026-11-09T11:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091600Z 31012KT 15SM FEW020 OVC028 09/05 A2969 RMK CU1SC7 SLP058","temp":9,"dewpoint":5,"humidity":76,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T17:00:00.000Z","obsTimeLocal":"2026-11-09T12:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091700Z 31012G19KT 15SM FEW026 BKN065 10/04 A2970 RMK CU1SC6 SLP061","temp":10,"dewpoint":4,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T18:00:00.000Z","obsTimeLocal":"2026-11-09T13:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091800Z 31013G19KT 15SM SCT036 OVC064 10/04 A2972 RMK CU4SC4 SLP066","temp":10,"dewpoint":4,"humidity":66,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T19:00:00.000Z","obsTimeLocal":"2026-11-09T14:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 091900Z 30014KT 15SM FEW026 BKN040 BKN062 10/04 A2973 RMK CU2SC5SC1 SC TR SLP070","temp":10,"dewpoint":4,"humidity":66,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T20:00:00.000Z","obsTimeLocal":"2026-11-09T15:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 092000Z 29010KT 15SM FEW026 SCT035 BKN062 10/04 A2974 RMK CU1SC4SC3 CU TR SLP074","temp":10,"dewpoint":4,"humidity":66,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T21:00:00.000Z","obsTimeLocal":"2026-11-09T16:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 092100Z 30014G21KT 15SM SCT023 BKN030 09/04 A2976 RMK CU3SC4 SLP082","temp":9,"dewpoint":4,"humidity":71,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T22:00:00.000Z","obsTimeLocal":"2026-11-09T17:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 092200Z 32010G17KT 15SM OVC025 09/03 A2978 RMK SC8 SLP089","temp":9,"dewpoint":3,"humidity":66,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T23:00:00.000Z","obsTimeLocal":"2026-11-09T18:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 092300Z 31014G21KT 15SM BKN030 08/02 A2981 RMK SC7 SLP097","temp":8,"dewpoint":2,"humidity":66,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T00:00:00.000Z","obsTimeLocal":"2026-11-09T19:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100000Z 31011G17KT 15SM OVC030 08/02 A2983 RMK SC8 SLP104","temp":8,"dewpoint":2,"humidity":66,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T01:00:00.000Z","obsTimeLocal":"2026-11-09T20:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100100Z 32015G23KT 15SM BKN027 BKN036 07/02 A2984 RMK SC6SC1 SLP109","temp":7,"dewpoint":2,"humidity":70,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T02:00:00.000Z","obsTimeLocal":"2026-11-09T21:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100200Z 30009G17KT 15SM BKN040 06/01 A2986 RMK SC5 SLP115","temp":6,"dewpoint":1,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T03:00:00.000Z","obsTimeLocal":"2026-11-09T22:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100300Z 31011G17KT 15SM BKN038 06/01 A2986 RMK SC6 SLP116","temp":6,"dewpoint":1,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T04:00:00.000Z","obsTimeLocal":"2026-11-09T23:00:00-05:00","metarType":"METAR","raw":"METAR CYUL 100400Z 30008KT 15SM BKN037 05/M00 A2987 RMK SC6 SLP118","temp":5,"dewpoint":0,"humidity":70,"wind":4.1,"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/2026-11-09","json":"https://weathermarket.io/api/station/CYUL/2026-11-09","record":"https://weathermarket.io/api/station/CYUL/2026-11-09?format=record","prev":"https://weathermarket.io/station/CYUL/2026-11-08","next":"https://weathermarket.io/station/CYUL/2026-11-10","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=9&year2=2026&month2=11&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=CYUL&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=9&hora=5&anof=2026&mesf=11&dayf=10&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYUL"}}}