{"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":"2026-11-01","window":{"date":"2026-11-01","timezone":"Asia/Shanghai","dayStartUtc":"2026-10-31T16:00:00.000Z","dayEndUtc":"2026-11-01T16:00:00.000Z","utcOffsetStart":"+08:00","utcOffsetEnd":"+08:00","hours":24},"complete":true,"values":{"tmax":20,"tmaxAt":"2026-11-01T05:00:00.000Z","tmin":17,"tminAt":"2026-10-31T18:00:00.000Z","tavg":18.1,"humidityMean":74.5,"windMean":1.9,"windMax":3.1,"windMaxAt":"2026-10-31T17:00:00.000Z","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":"2026-11-01T05:00:00.000Z","obsTimeLocal":"2026-11-01T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010500Z 05003MPS 020V080 9999 SCT040 20/09 Q1023 NOSIG","temp":20,"dewpoint":9,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-11-01T02:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311800Z 19002MPS 5000 BR SCT050 17/16 Q1018 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-11-01T01:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311700Z 23003MPS 200V260 5000 BR SCT050 18/15 Q1018 NOSIG","temp":18,"dewpoint":15,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T19:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"44f9072f56ce8e32","lastChangedAt":"2026-11-01T15:07:38.804Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/ZUUU/2026-11-01?format=record","status":"anchored","sha256":"822d918c355d891ab6db869bb78e6ea7921371771b7b569ac4d4d252d47c6786","revision":"44f9072f56ce8e32","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":"2026-11-01T05:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T18:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":20,"tmin":17,"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":"2026-10-31T16:00:00.000Z","obsTimeLocal":"2026-11-01T00:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311600Z 28002MPS 7000 SCT050 19/14 Q1018 NOSIG","temp":19,"dewpoint":14,"humidity":73,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-11-01T01:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311700Z 23003MPS 200V260 5000 BR SCT050 18/15 Q1018 NOSIG","temp":18,"dewpoint":15,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-11-01T02:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311800Z 19002MPS 5000 BR SCT050 17/16 Q1018 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:00:00.000Z","obsTimeLocal":"2026-11-01T03:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 311900Z 19002MPS 5000 BR SCT043 17/16 Q1018 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:00:00.000Z","obsTimeLocal":"2026-11-01T04:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 312000Z VRB02MPS 5000 BR SCT043 17/16 Q1018 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:00:00.000Z","obsTimeLocal":"2026-11-01T05:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 312100Z 19002MPS 140V220 5000 BR SCT050 17/15 Q1018 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:00:00.000Z","obsTimeLocal":"2026-11-01T06:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 312200Z 21001MPS 5000 BR SCT050 17/15 Q1019 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:00:00.000Z","obsTimeLocal":"2026-11-01T07:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 312300Z VRB01MPS 5000 BR FEW050 17/16 Q1020 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T00:00:00.000Z","obsTimeLocal":"2026-11-01T08:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010000Z 23001MPS 3500 BR FEW050 17/16 Q1021 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T01:00:00.000Z","obsTimeLocal":"2026-11-01T09:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010100Z 17002MPS 080V210 3500 BR FEW050 18/16 Q1022 NOSIG","temp":18,"dewpoint":16,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T02:00:00.000Z","obsTimeLocal":"2026-11-01T10:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010200Z 15002MPS 080V170 3500 BR FEW050 19/16 Q1023 NOSIG","temp":19,"dewpoint":16,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T03:00:00.000Z","obsTimeLocal":"2026-11-01T11:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010300Z 10003MPS 030V130 4000 BR FEW020 SCT043 19/16 Q1024 NOSIG","temp":19,"dewpoint":16,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T04:00:00.000Z","obsTimeLocal":"2026-11-01T12:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010400Z 07003MPS 050V110 9999 FEW020 SCT043 19/12 Q1023 NOSIG","temp":19,"dewpoint":12,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T05:00:00.000Z","obsTimeLocal":"2026-11-01T13:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010500Z 05003MPS 020V080 9999 SCT040 20/09 Q1023 NOSIG","temp":20,"dewpoint":9,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T06:00:00.000Z","obsTimeLocal":"2026-11-01T14:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010600Z 02003MPS 340V040 9999 BKN040 20/09 Q1022 NOSIG","temp":20,"dewpoint":9,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T07:00:00.000Z","obsTimeLocal":"2026-11-01T15:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010700Z 34002MPS 310V020 9999 BKN040 19/10 Q1021 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T08:00:00.000Z","obsTimeLocal":"2026-11-01T16:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010800Z 02002MPS 350V060 9999 BKN050 19/10 Q1021 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T09:00:00.000Z","obsTimeLocal":"2026-11-01T17:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 010900Z 36002MPS CAVOK 19/08 Q1021 NOSIG","temp":19,"dewpoint":8,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T10:00:00.000Z","obsTimeLocal":"2026-11-01T18:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011000Z 35002MPS CAVOK 18/10 Q1022 NOSIG","temp":18,"dewpoint":10,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T11:00:00.000Z","obsTimeLocal":"2026-11-01T19:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011100Z 01001MPS CAVOK 18/12 Q1023 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T12:00:00.000Z","obsTimeLocal":"2026-11-01T20:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011200Z 34001MPS CAVOK 18/12 Q1024 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T13:00:00.000Z","obsTimeLocal":"2026-11-01T21:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011300Z 35002MPS CAVOK 18/11 Q1025 NOSIG","temp":18,"dewpoint":11,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T14:00:00.000Z","obsTimeLocal":"2026-11-01T22:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011400Z VRB01MPS CAVOK 17/12 Q1025 NOSIG","temp":17,"dewpoint":12,"humidity":72,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T15:00:00.000Z","obsTimeLocal":"2026-11-01T23:00:00+08:00","metarType":"METAR","raw":"METAR ZUUU 011500Z 00000MPS CAVOK 17/13 Q1026 NOSIG","temp":17,"dewpoint":13,"humidity":77,"wind":0,"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/2026-11-01","json":"https://weathermarket.io/api/station/ZUUU/2026-11-01","record":"https://weathermarket.io/api/station/ZUUU/2026-11-01?format=record","prev":"https://weathermarket.io/station/ZUUU/2026-10-31","next":"https://weathermarket.io/station/ZUUU/2026-11-02","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=10&day1=31&year2=2026&month2=11&day2=2&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=10&day=31&hora=16&anof=2026&mesf=11&dayf=1&horaf=15&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=ZUUU"}}}