{"station":{"icao":"ZUUU","city":{"slug":"chengdu","name":"Chengdu","country":"China"},"timezone":"Asia/Shanghai","lat":30.57,"lon":104.07,"us":false,"html":"https://weathermarket.io/station/ZUUU","json":"https://weathermarket.io/api/station/ZUUU","nwsCli":null},"date":"2026-11-04","window":{"date":"2026-11-04","timezone":"Asia/Shanghai","dayStartUtc":"2026-11-03T16:00:00.000Z","dayEndUtc":"2026-11-04T16:00:00.000Z","utcOffsetStart":"+08:00","utcOffsetEnd":"+08:00","hours":24},"complete":true,"values":{"tmax":21,"tmaxAt":"2026-11-04T05:00:00.000Z","tmin":12,"tminAt":"2026-11-03T22:00:00.000Z","tavg":16.4,"humidityMean":79.6,"windMean":1.4,"windMax":3.1,"windMaxAt":"2026-11-04T10:00:00.000Z","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":"2026-11-04T05:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040500Z 12002MPS 030V190 9999 BKN026 21/12 Q1020 NOSIG","temp":21,"dewpoint":12,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-03T22:00:00.000Z","obsTimeLocal":"2026-11-04T06:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 032200Z 22001MPS 7000 NSC 12/12 Q1019 NOSIG","temp":12,"dewpoint":12,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-04T10:00:00.000Z","obsTimeLocal":"2026-11-04T18:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041000Z 22003MPS 9999 BKN040 19/13 Q1019 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-04T19:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"03bf5588447ebc9d","lastChangedAt":"2026-11-04T15:06:39.133Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/ZUUU/2026-11-04?format=record","status":"anchored","sha256":"0177aee209dedcf6f92f9341a48d2cde98794b3380af5471024450f894e4a60a","revision":"03bf5588447ebc9d","flareTxHash":"0xfc409de30066ba2a117c10b5f8cff8f3bccee0d6a56fdccc79e1215c0ad5d2c2","flareBlock":73857007,"anchoredAt":"2026-11-06T04:01:25.275Z","explorer":"https://flare-explorer.flare.network/tx/0xfc409de30066ba2a117c10b5f8cff8f3bccee0d6a56fdccc79e1215c0ad5d2c2","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":"2026-11-04T05:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-03T22:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21,"tmin":12,"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":"2026-11-03T16:00:00.000Z","obsTimeLocal":"2026-11-04T00:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 031600Z 20002MPS 8000 SCT050 14/13 Q1019 NOSIG","temp":14,"dewpoint":13,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T17:00:00.000Z","obsTimeLocal":"2026-11-04T01:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 031700Z VRB01MPS 7000 FEW026 14/13 Q1019 NOSIG","temp":14,"dewpoint":13,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T18:00:00.000Z","obsTimeLocal":"2026-11-04T02:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 031800Z 29001MPS 7000 FEW040 15/13 Q1019 NOSIG","temp":15,"dewpoint":13,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T19:00:00.000Z","obsTimeLocal":"2026-11-04T03:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 031900Z VRB01MPS 7000 FEW050 14/13 Q1019 NOSIG","temp":14,"dewpoint":13,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T20:00:00.000Z","obsTimeLocal":"2026-11-04T04:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 032000Z 27001MPS 7000 NSC 14/13 Q1019 NOSIG","temp":14,"dewpoint":13,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T21:00:00.000Z","obsTimeLocal":"2026-11-04T05:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 032100Z VRB01MPS 7000 NSC 14/12 Q1019 NOSIG","temp":14,"dewpoint":12,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T22:00:00.000Z","obsTimeLocal":"2026-11-04T06:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 032200Z 22001MPS 7000 NSC 12/12 Q1019 NOSIG","temp":12,"dewpoint":12,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T23:00:00.000Z","obsTimeLocal":"2026-11-04T07:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 032300Z 21001MPS 5000 BR NSC 12/12 Q1020 NOSIG","temp":12,"dewpoint":12,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T00:00:00.000Z","obsTimeLocal":"2026-11-04T08:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040000Z 23001MPS 4000 BR NSC 12/12 Q1021 NOSIG","temp":12,"dewpoint":12,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T01:00:00.000Z","obsTimeLocal":"2026-11-04T09:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040100Z VRB01MPS 5000 BR NSC 15/12 Q1022 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T02:00:00.000Z","obsTimeLocal":"2026-11-04T10:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040200Z VRB01MPS 8000 FEW026 16/12 Q1022 NOSIG","temp":16,"dewpoint":12,"humidity":77,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T03:00:00.000Z","obsTimeLocal":"2026-11-04T11:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040300Z 19001MPS 8000 SCT026 18/12 Q1022 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T04:00:00.000Z","obsTimeLocal":"2026-11-04T12:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040400Z VRB01MPS 8000 BKN026 18/12 Q1021 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T05:00:00.000Z","obsTimeLocal":"2026-11-04T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040500Z 12002MPS 030V190 9999 BKN026 21/12 Q1020 NOSIG","temp":21,"dewpoint":12,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T06:00:00.000Z","obsTimeLocal":"2026-11-04T14:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040600Z VRB01MPS 9999 SCT033 21/11 Q1019 NOSIG","temp":21,"dewpoint":11,"humidity":53,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T07:00:00.000Z","obsTimeLocal":"2026-11-04T15:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040700Z VRB01MPS 9999 SCT033 21/11 Q1018 NOSIG","temp":21,"dewpoint":11,"humidity":53,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T08:00:00.000Z","obsTimeLocal":"2026-11-04T16:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040800Z 25002MPS 220V280 9999 SCT033 21/11 Q1018 NOSIG","temp":21,"dewpoint":11,"humidity":53,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T09:00:00.000Z","obsTimeLocal":"2026-11-04T17:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 040900Z 24002MPS 170V290 9999 SCT040 20/11 Q1018 NOSIG","temp":20,"dewpoint":11,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T10:00:00.000Z","obsTimeLocal":"2026-11-04T18:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041000Z 22003MPS 9999 BKN040 19/13 Q1019 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:00:00.000Z","obsTimeLocal":"2026-11-04T19:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041100Z 21002MPS 8000 NSC 17/14 Q1020 NOSIG","temp":17,"dewpoint":14,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T12:00:00.000Z","obsTimeLocal":"2026-11-04T20:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041200Z 18002MPS 130V210 8000 BKN050 17/14 Q1021 NOSIG","temp":17,"dewpoint":14,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T13:00:00.000Z","obsTimeLocal":"2026-11-04T21:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041300Z VRB01MPS 6000 BKN046 17/14 Q1022 NOSIG","temp":17,"dewpoint":14,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T14:00:00.000Z","obsTimeLocal":"2026-11-04T22:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041400Z 21001MPS 6000 FEW050 16/14 Q1023 NOSIG","temp":16,"dewpoint":14,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T15:00:00.000Z","obsTimeLocal":"2026-11-04T23:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 041500Z VRB01MPS 5000 BR NSC 16/14 Q1023 NOSIG","temp":16,"dewpoint":14,"humidity":88,"wind":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/ZUUU/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/ZUUU/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for ZUUU for the contract date (station-local calendar day), as published at https://weathermarket.io/station/ZUUU/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/ZUUU/2026-11-04","json":"https://weathermarket.io/api/station/ZUUU/2026-11-04","record":"https://weathermarket.io/api/station/ZUUU/2026-11-04?format=record","prev":"https://weathermarket.io/station/ZUUU/2026-11-03","next":"https://weathermarket.io/station/ZUUU/2026-11-05","station":"https://weathermarket.io/station/ZUUU","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ZUUU&data=metar&year1=2026&month1=11&day1=3&year2=2026&month2=11&day2=5&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=ZUUU&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=3&hora=16&anof=2026&mesf=11&dayf=4&horaf=15&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=ZUUU"}}}