{"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":"2026-11-02","window":{"date":"2026-11-02","timezone":"Asia/Shanghai","dayStartUtc":"2026-11-01T16:00:00.000Z","dayEndUtc":"2026-11-02T16:00:00.000Z","utcOffsetStart":"+08:00","utcOffsetEnd":"+08:00","hours":24},"complete":true,"values":{"tmax":20,"tmaxAt":"2026-11-02T05:00:00.000Z","tmin":15,"tminAt":"2026-11-01T21:00:00.000Z","tavg":17.3,"humidityMean":64.8,"windMean":1.7,"windMax":4.1,"windMaxAt":"2026-11-02T11:00:00.000Z","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":"2026-11-02T05:00:00.000Z","obsTimeLocal":"2026-11-02T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020500Z 17002MPS 120V220 CAVOK 20/09 Q1023 NOSIG","temp":20,"dewpoint":9,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-01T21:00:00.000Z","obsTimeLocal":"2026-11-02T05:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 012100Z 20001MPS CAVOK 15/12 Q1024 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-02T11:00:00.000Z","obsTimeLocal":"2026-11-02T19:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021100Z 06004MPS 9999 SCT040 18/11 Q1021 NOSIG","temp":18,"dewpoint":11,"humidity":64,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-02T19:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"6f8885e09f001cb6","lastChangedAt":"2026-11-02T15:08:38.101Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/ZUUU/2026-11-02?format=record","status":"anchored","sha256":"76cf2012b24d00295c3f6d8f6e4ab0af5cfbc6c2555bcf56984a684a1ce7936e","revision":"6f8885e09f001cb6","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":"2026-11-02T05:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-01T21:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":20,"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":"2026-11-01T16:00:00.000Z","obsTimeLocal":"2026-11-02T00:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011600Z 13003MPS 110V170 CAVOK 17/10 Q1025 NOSIG","temp":17,"dewpoint":10,"humidity":63,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T17:00:00.000Z","obsTimeLocal":"2026-11-02T01:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011700Z VRB01MPS CAVOK 17/08 Q1025 NOSIG","temp":17,"dewpoint":8,"humidity":55,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T18:00:00.000Z","obsTimeLocal":"2026-11-02T02:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011800Z 21001MPS CAVOK 16/10 Q1025 NOSIG","temp":16,"dewpoint":10,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T19:00:00.000Z","obsTimeLocal":"2026-11-02T03:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011900Z 23001MPS CAVOK 16/10 Q1025 NOSIG","temp":16,"dewpoint":10,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T20:00:00.000Z","obsTimeLocal":"2026-11-02T04:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 012000Z 22001MPS CAVOK 16/11 Q1024 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T21:00:00.000Z","obsTimeLocal":"2026-11-02T05:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 012100Z 20001MPS CAVOK 15/12 Q1024 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T22:00:00.000Z","obsTimeLocal":"2026-11-02T06:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 012200Z 17001MPS CAVOK 16/11 Q1024 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T23:00:00.000Z","obsTimeLocal":"2026-11-02T07:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 012300Z VRB01MPS CAVOK 16/12 Q1024 NOSIG","temp":16,"dewpoint":12,"humidity":77,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T00:00:00.000Z","obsTimeLocal":"2026-11-02T08:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020000Z VRB01MPS CAVOK 16/11 Q1024 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T01:00:00.000Z","obsTimeLocal":"2026-11-02T09:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020100Z VRB01MPS CAVOK 17/10 Q1025 NOSIG","temp":17,"dewpoint":10,"humidity":63,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T02:00:00.000Z","obsTimeLocal":"2026-11-02T10:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020200Z 17002MPS 120V200 CAVOK 17/10 Q1025 NOSIG","temp":17,"dewpoint":10,"humidity":63,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T03:00:00.000Z","obsTimeLocal":"2026-11-02T11:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020300Z 19002MPS 150V230 CAVOK 18/10 Q1025 NOSIG","temp":18,"dewpoint":10,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T04:00:00.000Z","obsTimeLocal":"2026-11-02T12:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020400Z 20002MPS 160V220 CAVOK 18/10 Q1024 NOSIG","temp":18,"dewpoint":10,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T05:00:00.000Z","obsTimeLocal":"2026-11-02T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020500Z 17002MPS 120V220 CAVOK 20/09 Q1023 NOSIG","temp":20,"dewpoint":9,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T06:00:00.000Z","obsTimeLocal":"2026-11-02T14:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020600Z VRB01MPS CAVOK 19/10 Q1021 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T07:00:00.000Z","obsTimeLocal":"2026-11-02T15:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020700Z VRB01MPS CAVOK 19/10 Q1020 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T08:00:00.000Z","obsTimeLocal":"2026-11-02T16:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020800Z 12002MPS 060V170 CAVOK 19/10 Q1020 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T09:00:00.000Z","obsTimeLocal":"2026-11-02T17:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 020900Z 09002MPS 340V140 CAVOK 19/09 Q1020 NOSIG","temp":19,"dewpoint":9,"humidity":52,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T10:00:00.000Z","obsTimeLocal":"2026-11-02T18:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021000Z 06003MPS 9999 FEW050 19/10 Q1021 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T11:00:00.000Z","obsTimeLocal":"2026-11-02T19:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021100Z 06004MPS 9999 SCT040 18/11 Q1021 NOSIG","temp":18,"dewpoint":11,"humidity":64,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T12:00:00.000Z","obsTimeLocal":"2026-11-02T20:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021200Z 12002MPS 010V180 9999 FEW050 18/11 Q1021 NOSIG","temp":18,"dewpoint":11,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T13:00:00.000Z","obsTimeLocal":"2026-11-02T21:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021300Z 17002MPS 100V210 CAVOK 17/11 Q1022 NOSIG","temp":17,"dewpoint":11,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T14:00:00.000Z","obsTimeLocal":"2026-11-02T22:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021400Z 21002MPS 170V240 9999 FEW033 16/12 Q1022 NOSIG","temp":16,"dewpoint":12,"humidity":77,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T15:00:00.000Z","obsTimeLocal":"2026-11-02T23:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 021500Z 23001MPS 9999 FEW033 15/12 Q1022 NOSIG","temp":15,"dewpoint":12,"humidity":82,"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/2026-11-02","json":"https://weathermarket.io/api/station/ZUUU/2026-11-02","record":"https://weathermarket.io/api/station/ZUUU/2026-11-02?format=record","prev":"https://weathermarket.io/station/ZUUU/2026-11-01","next":"https://weathermarket.io/station/ZUUU/2026-11-03","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=1&year2=2026&month2=11&day2=3&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=1&hora=16&anof=2026&mesf=11&dayf=2&horaf=15&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=ZUUU"}}}