{"station":{"icao":"CYYC","city":{"slug":"calgary","name":"Calgary","country":"Canada"},"timezone":"America/Edmonton","lat":51.05,"lon":-114.07,"us":false,"html":"https://weathermarket.io/station/CYYC","json":"https://weathermarket.io/api/station/CYYC","nwsCli":null},"date":"2026-09-28","window":{"date":"2026-09-28","timezone":"America/Edmonton","dayStartUtc":"2026-09-28T06:00:00.000Z","dayEndUtc":"2026-09-29T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":19,"tmaxAt":"2026-09-28T21:00:00.000Z","tmin":1,"tminAt":"2026-09-28T10:00:00.000Z","tavg":9.8,"humidityMean":46.4,"windMean":2.7,"windMax":7.7,"windMaxAt":"2026-09-28T23:00:00.000Z","precipObservedCount":0,"nObservations":26,"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":"2026-09-28T21:00:00.000Z","obsTimeLocal":"2026-09-28T15:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282100Z 18007KT 140V210 20SM FEW250 19/M05 A2973 RMK CI2 SLP082 DENSITY ALT 5100FT","temp":19,"dewpoint":-5,"humidity":19,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-28T10:00:00.000Z","obsTimeLocal":"2026-09-28T04:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281000Z 00000KT 15SM SKC 01/M03 A2990 RMK SLP151","temp":1,"dewpoint":-3,"humidity":75,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-28T23:00:00.000Z","obsTimeLocal":"2026-09-28T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282300Z 29015G22KT 220V310 15SM FEW150 SCT230 19/M06 A2971 RMK AC1CI3 AC TR SLP072 DENSITY ALT 5200FT","temp":19,"dewpoint":-6,"humidity":18,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-29T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"e0c3ef9b2403cc70","lastChangedAt":"2026-09-29T05:08:38.613Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/CYYC/2026-09-28?format=record","status":"anchored","sha256":"ac56399a8ff7a699184cd25de93886394871eac3841ec60acb38079fa279faf1","revision":"e0c3ef9b2403cc70","flareTxHash":"0x01679713374643444eb4288ca040f8a71621ac98406d54c8bd40fd29f1cf9ae1","flareBlock":71105498,"anchoredAt":"2026-10-02T01:01:27.187Z","explorer":"https://flare-explorer.flare.network/tx/0x01679713374643444eb4288ca040f8a71621ac98406d54c8bd40fd29f1cf9ae1","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":26,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-09-28T21:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-28T10:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":19,"tmin":1,"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":"2026-09-28T06:00:00.000Z","obsTimeLocal":"2026-09-28T00:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280600Z 33003KT 170V340 15SM SKC 05/M01 A2992 RMK SLP158","temp":5,"dewpoint":-1,"humidity":65,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:22:00.000Z","obsTimeLocal":"2026-09-28T00:22:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 280622Z 35005KT 15SM SKC 02/M03 A2992 RMK SLP161","temp":2,"dewpoint":-3,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:00:00.000Z","obsTimeLocal":"2026-09-28T01:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280700Z 02003KT 330V040 15SM SKC 03/M02 A2992 RMK SLP158","temp":3,"dewpoint":-2,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:00:00.000Z","obsTimeLocal":"2026-09-28T02:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280800Z 19004KT 120V200 15SM SKC 03/M02 A2991 RMK SLP154","temp":3,"dewpoint":-2,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:00:00.000Z","obsTimeLocal":"2026-09-28T03:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 280900Z 16003KT 140V290 15SM SKC 03/M02 A2991 RMK SLP152","temp":3,"dewpoint":-2,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:00:00.000Z","obsTimeLocal":"2026-09-28T04:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281000Z 00000KT 15SM SKC 01/M03 A2990 RMK SLP151","temp":1,"dewpoint":-3,"humidity":75,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:00:00.000Z","obsTimeLocal":"2026-09-28T05:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281100Z 32006KT 15SM SKC 04/M03 A2988 RMK SLP141","temp":4,"dewpoint":-3,"humidity":60,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:00:00.000Z","obsTimeLocal":"2026-09-28T06:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281200Z 00000KT 15SM FEW230 03/M02 A2988 RMK CI1 SLP142","temp":3,"dewpoint":-2,"humidity":70,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:08:00.000Z","obsTimeLocal":"2026-09-28T06:08:00-06:00","metarType":"SPECI","raw":"SPECI CYYC 281208Z 18003KT 060V200 15SM FEW230 02/M03 A2988 RMK CI2 SLP143","temp":2,"dewpoint":-3,"humidity":69,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:00:00.000Z","obsTimeLocal":"2026-09-28T07:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281300Z 21004KT 20SM SCT250 02/M03 A2986 RMK CI4 SLP138","temp":2,"dewpoint":-3,"humidity":69,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T14:00:00.000Z","obsTimeLocal":"2026-09-28T08:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281400Z VRB02KT 40SM FEW180 BKN250 02/M03 A2985 RMK AC1CI6 AC TR SLP137","temp":2,"dewpoint":-3,"humidity":69,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:00:00.000Z","obsTimeLocal":"2026-09-28T09:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281500Z 16002KT 30SM SCT250 04/M01 A2985 RMK CI3 SLP134","temp":4,"dewpoint":-1,"humidity":70,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:00:00.000Z","obsTimeLocal":"2026-09-28T10:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281600Z VRB02KT 30SM FEW150 SCT250 09/M02 A2984 RMK AC1CI4 AC TR SLP127 DENSITY ALT 3900FT","temp":9,"dewpoint":-2,"humidity":46,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:00:00.000Z","obsTimeLocal":"2026-09-28T11:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281700Z 19003KT 25SM FEW150 BKN260 13/M02 A2983 RMK AC1CI5 SLP120 DENSITY ALT 4400FT","temp":13,"dewpoint":-2,"humidity":35,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:00:00.000Z","obsTimeLocal":"2026-09-28T12:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281800Z 21004KT 150V250 25SM FEW150 SCT230 16/M05 A2980 RMK AC1CI3 SLP110 DENSITY ALT 4700FT","temp":16,"dewpoint":-5,"humidity":23,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:00:00.000Z","obsTimeLocal":"2026-09-28T13:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 281900Z 25005KT 200V280 25SM FEW150 BKN230 17/M05 A2979 RMK AC1CI7 AC TR SLP107 DENSITY ALT 4900FT","temp":17,"dewpoint":-5,"humidity":22,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:00:00.000Z","obsTimeLocal":"2026-09-28T14:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282000Z 14008KT 25SM FEW150 SCT250 18/M03 A2976 RMK AC1CI3 AC TR SLP095 DENSITY ALT 5000FT","temp":18,"dewpoint":-3,"humidity":24,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T21:00:00.000Z","obsTimeLocal":"2026-09-28T15:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282100Z 18007KT 140V210 20SM FEW250 19/M05 A2973 RMK CI2 SLP082 DENSITY ALT 5100FT","temp":19,"dewpoint":-5,"humidity":19,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:00:00.000Z","obsTimeLocal":"2026-09-28T16:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282200Z 17005KT 160V290 20SM FEW150 FEW230 19/M04 A2972 RMK AC1CI1 AC TR SLP080 DENSITY ALT 5200FT","temp":19,"dewpoint":-4,"humidity":21,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T23:00:00.000Z","obsTimeLocal":"2026-09-28T17:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 282300Z 29015G22KT 220V310 15SM FEW150 SCT230 19/M06 A2971 RMK AC1CI3 AC TR SLP072 DENSITY ALT 5200FT","temp":19,"dewpoint":-6,"humidity":18,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T00:00:00.000Z","obsTimeLocal":"2026-09-28T18:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290000Z 30011KT 20SM BKN150 BKN230 17/M04 A2969 RMK AC6CI1 SLP070 DENSITY ALT 5000FT","temp":17,"dewpoint":-4,"humidity":24,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T01:00:00.000Z","obsTimeLocal":"2026-09-28T19:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290100Z 26007KT 220V290 15SM SCT150 BKN200 17/M05 A2967 RMK AC3CI4 SLP067 DENSITY ALT 5000FT","temp":17,"dewpoint":-5,"humidity":22,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T02:00:00.000Z","obsTimeLocal":"2026-09-28T20:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290200Z 28013G18KT 15SM BKN170 16/M03 A2968 RMK AC6 SLP070 DENSITY ALT 4900FT","temp":16,"dewpoint":-3,"humidity":27,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T03:00:00.000Z","obsTimeLocal":"2026-09-28T21:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290300Z 29010G16KT 15SM SCT170 BKN230 15/M02 A2965 RMK AC3CI3 SLP060 DENSITY ALT 4800FT","temp":15,"dewpoint":-2,"humidity":31,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T04:00:00.000Z","obsTimeLocal":"2026-09-28T22:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290400Z 26005KT 15SM SCT170 BKN230 14/M02 A2963 RMK AC3CI3 SLP047 DENSITY ALT 4700FT","temp":14,"dewpoint":-2,"humidity":33,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T05:00:00.000Z","obsTimeLocal":"2026-09-28T23:00:00-06:00","metarType":"METAR","raw":"METAR CYYC 290500Z 26004KT 15SM SCT170 BKN230 13/M02 A2961 RMK AC3CI3 SLP034 DENSITY ALT 4600FT","temp":13,"dewpoint":-2,"humidity":35,"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/CYYC/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/CYYC/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for CYYC for the contract date (station-local calendar day), as published at https://weathermarket.io/station/CYYC/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/CYYC/2026-09-28","json":"https://weathermarket.io/api/station/CYYC/2026-09-28","record":"https://weathermarket.io/api/station/CYYC/2026-09-28?format=record","prev":"https://weathermarket.io/station/CYYC/2026-09-27","next":"https://weathermarket.io/station/CYYC/2026-09-29","station":"https://weathermarket.io/station/CYYC","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=CYYC&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=CYYC&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=9&day=28&hora=6&anof=2026&mesf=9&dayf=29&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=CYYC"}}}