{"station":{"icao":"OPKC","city":{"slug":"karachi","name":"Karachi","country":"Pakistan"},"timezone":"Asia/Karachi","lat":24.86,"lon":67.01,"us":false,"html":"https://weathermarket.io/station/OPKC","json":"https://weathermarket.io/api/station/OPKC","nwsCli":null},"date":"2026-10-20","window":{"date":"2026-10-20","timezone":"Asia/Karachi","dayStartUtc":"2026-10-19T19:00:00.000Z","dayEndUtc":"2026-10-20T19:00:00.000Z","utcOffsetStart":"+05:00","utcOffsetEnd":"+05:00","hours":24},"complete":true,"values":{"tmax":38,"tmaxAt":"2026-10-20T07:00:00.000Z","tmin":23,"tminAt":"2026-10-20T00:30:00.000Z","tavg":30.7,"humidityMean":40.3,"windMean":2.7,"windMax":6.2,"windMaxAt":"2026-10-20T10:00:00.000Z","precipObservedCount":0,"nObservations":48,"maxGapMinutes":30,"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":"2026-10-20T07:00:00.000Z","obsTimeLocal":"2026-10-20T12:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200700Z 28009KT 4000 HZ NSC 38/04 Q1015 NOSIG","temp":38,"dewpoint":4,"humidity":12,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-20T00:30:00.000Z","obsTimeLocal":"2026-10-20T05:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200030Z 30002KT 4000 HZ NSC 23/19 Q1014 NOSIG","temp":23,"dewpoint":19,"humidity":78,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-20T10:00:00.000Z","obsTimeLocal":"2026-10-20T15:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201000Z 25012KT 5000 HZ NSC 38/06 Q1013 NOSIG","temp":38,"dewpoint":6,"humidity":14,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-20T22:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"58b2df004ca2294c","lastChangedAt":"2026-10-20T18:32:38.571Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OPKC/2026-10-20?format=record","status":"anchored","sha256":"797ef3466a2548527481dcae36ea267fbb4fd7cd809f7bcd56e2b0690f44c31f","revision":"58b2df004ca2294c","flareTxHash":"0x1a45f2f9d24a61da48e967aa8c922633698734acf1d69797738e01234928c46b","flareBlock":72585873,"anchoredAt":"2026-10-20T22:02:16.187Z","explorer":"https://flare-explorer.flare.network/tx/0x1a45f2f9d24a61da48e967aa8c922633698734acf1d69797738e01234928c46b","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":48,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-20T07:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-20T00:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":38,"tmin":23,"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":"2026-10-19T19:00:00.000Z","obsTimeLocal":"2026-10-20T00:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 191900Z 27003KT 4000 HZ NSC 28/17 Q1015 NOSIG","temp":28,"dewpoint":17,"humidity":51,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T19:30:00.000Z","obsTimeLocal":"2026-10-20T00:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 191930Z 33003KT 4000 HZ NSC 27/17 Q1015 NOSIG","temp":27,"dewpoint":17,"humidity":54,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T20:00:00.000Z","obsTimeLocal":"2026-10-20T01:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 192000Z 30004KT 4000 HZ NSC 28/19 Q1015 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T20:30:00.000Z","obsTimeLocal":"2026-10-20T01:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 192030Z 30006KT 4000 HZ NSC 28/20 Q1014 NOSIG","temp":28,"dewpoint":20,"humidity":62,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T21:00:00.000Z","obsTimeLocal":"2026-10-20T02:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 192100Z 30003KT 4000 HZ NSC 28/20 Q1014 NOSIG","temp":28,"dewpoint":20,"humidity":62,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T21:30:00.000Z","obsTimeLocal":"2026-10-20T02:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 192130Z 29003KT 4000 HZ NSC 27/20 Q1014 NOSIG","temp":27,"dewpoint":20,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T22:00:00.000Z","obsTimeLocal":"2026-10-20T03:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 192200Z 31003KT 4000 HZ NSC 27/20 Q1014 NOSIG","temp":27,"dewpoint":20,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T22:30:00.000Z","obsTimeLocal":"2026-10-20T03:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 192230Z 00000KT 4000 HZ NSC 26/19 Q1014 NOSIG","temp":26,"dewpoint":19,"humidity":65,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T23:00:00.000Z","obsTimeLocal":"2026-10-20T04:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 192300Z 36002KT 4000 HZ NSC 24/19 Q1014 NOSIG","temp":24,"dewpoint":19,"humidity":74,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-19T23:30:00.000Z","obsTimeLocal":"2026-10-20T04:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 192330Z 30003KT 4000 HZ NSC 24/19 Q1014 NOSIG","temp":24,"dewpoint":19,"humidity":74,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T00:00:00.000Z","obsTimeLocal":"2026-10-20T05:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200000Z 36007KT 4000 HZ NSC 24/19 Q1014 NOSIG","temp":24,"dewpoint":19,"humidity":74,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T00:30:00.000Z","obsTimeLocal":"2026-10-20T05:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200030Z 30002KT 4000 HZ NSC 23/19 Q1014 NOSIG","temp":23,"dewpoint":19,"humidity":78,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T01:00:00.000Z","obsTimeLocal":"2026-10-20T06:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200100Z 05004KT 4000 HZ NSC 23/19 Q1015 NOSIG","temp":23,"dewpoint":19,"humidity":78,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T01:30:00.000Z","obsTimeLocal":"2026-10-20T06:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200130Z 04004KT 4000 HZ NSC 23/19 Q1015 NOSIG","temp":23,"dewpoint":19,"humidity":78,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T02:00:00.000Z","obsTimeLocal":"2026-10-20T07:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200200Z 03003KT 4000 HZ NSC 23/19 Q1015 NOSIG","temp":23,"dewpoint":19,"humidity":78,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T02:30:00.000Z","obsTimeLocal":"2026-10-20T07:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200230Z 03003KT 4000 HZ NSC 24/19 Q1015 NOSIG","temp":24,"dewpoint":19,"humidity":74,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T03:00:00.000Z","obsTimeLocal":"2026-10-20T08:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200300Z 00000KT 5000 HZ NSC 26/19 Q1016 NOSIG","temp":26,"dewpoint":19,"humidity":65,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T03:30:00.000Z","obsTimeLocal":"2026-10-20T08:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200330Z 33004KT 5000 HZ NSC 28/17 Q1016 NOSIG","temp":28,"dewpoint":17,"humidity":51,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T04:00:00.000Z","obsTimeLocal":"2026-10-20T09:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200400Z 32003KT 5000 HZ NSC 30/12 Q1016 NOSIG","temp":30,"dewpoint":12,"humidity":33,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T04:30:00.000Z","obsTimeLocal":"2026-10-20T09:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200430Z 33004KT 5000 HZ NSC 31/12 Q1016 NOSIG","temp":31,"dewpoint":12,"humidity":31,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T05:00:00.000Z","obsTimeLocal":"2026-10-20T10:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200500Z 32005KT 5000 HZ NSC 32/10 Q1016 NOSIG","temp":32,"dewpoint":10,"humidity":26,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T05:30:00.000Z","obsTimeLocal":"2026-10-20T10:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200530Z 32003KT 4000 HZ NSC 33/08 Q1016 NOSIG","temp":33,"dewpoint":8,"humidity":21,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T06:00:00.000Z","obsTimeLocal":"2026-10-20T11:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200600Z 30003KT 4000 HZ NSC 35/07 Q1016 NOSIG","temp":35,"dewpoint":7,"humidity":18,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T06:30:00.000Z","obsTimeLocal":"2026-10-20T11:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200630Z 26005KT 4000 HZ NSC 37/11 Q1016 NOSIG","temp":37,"dewpoint":11,"humidity":21,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T07:00:00.000Z","obsTimeLocal":"2026-10-20T12:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200700Z 28009KT 4000 HZ NSC 38/04 Q1015 NOSIG","temp":38,"dewpoint":4,"humidity":12,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T07:30:00.000Z","obsTimeLocal":"2026-10-20T12:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200730Z 25010KT 4000 HZ NSC 38/06 Q1015 NOSIG","temp":38,"dewpoint":6,"humidity":14,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T08:00:00.000Z","obsTimeLocal":"2026-10-20T13:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200800Z 24006KT 4000 HZ NSC 38/08 Q1014 NOSIG","temp":38,"dewpoint":8,"humidity":16,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T08:30:00.000Z","obsTimeLocal":"2026-10-20T13:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200830Z 25010KT 4000 HZ NSC 38/06 Q1014 NOSIG","temp":38,"dewpoint":6,"humidity":14,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T09:00:00.000Z","obsTimeLocal":"2026-10-20T14:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 200900Z 24007KT 4000 HZ NSC 37/07 Q1014 NOSIG","temp":37,"dewpoint":7,"humidity":16,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T09:30:00.000Z","obsTimeLocal":"2026-10-20T14:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 200930Z 25007KT 5000 HZ NSC 38/04 Q1013 NOSIG","temp":38,"dewpoint":4,"humidity":12,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T10:00:00.000Z","obsTimeLocal":"2026-10-20T15:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201000Z 25012KT 5000 HZ NSC 38/06 Q1013 NOSIG","temp":38,"dewpoint":6,"humidity":14,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T10:30:00.000Z","obsTimeLocal":"2026-10-20T15:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201030Z 27006KT 5000 HZ NSC 38/09 Q1013 NOSIG","temp":38,"dewpoint":9,"humidity":17,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T11:00:00.000Z","obsTimeLocal":"2026-10-20T16:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201100Z 24011KT 5000 HZ NSC 37/08 Q1013 NOSIG","temp":37,"dewpoint":8,"humidity":17,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T11:30:00.000Z","obsTimeLocal":"2026-10-20T16:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201130Z 24010KT 5000 HZ NSC 37/08 Q1013 NOSIG","temp":37,"dewpoint":8,"humidity":17,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T12:00:00.000Z","obsTimeLocal":"2026-10-20T17:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201200Z 24008KT 6000 NSC 37/04 Q1013 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T12:30:00.000Z","obsTimeLocal":"2026-10-20T17:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201230Z 25009KT 6000 NSC 36/06 Q1013 NOSIG","temp":36,"dewpoint":6,"humidity":16,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T13:00:00.000Z","obsTimeLocal":"2026-10-20T18:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201300Z 24009KT 6000 NSC 35/07 Q1013 NOSIG","temp":35,"dewpoint":7,"humidity":18,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T13:30:00.000Z","obsTimeLocal":"2026-10-20T18:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201330Z 24008KT 6000 NSC 34/08 Q1013 NOSIG","temp":34,"dewpoint":8,"humidity":20,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T14:00:00.000Z","obsTimeLocal":"2026-10-20T19:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201400Z 25006KT 6000 NSC 32/09 Q1013 NOSIG","temp":32,"dewpoint":9,"humidity":24,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T14:30:00.000Z","obsTimeLocal":"2026-10-20T19:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201430Z 25004KT 6000 NSC 31/10 Q1014 NOSIG","temp":31,"dewpoint":10,"humidity":27,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T15:00:00.000Z","obsTimeLocal":"2026-10-20T20:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201500Z 24004KT 6000 NSC 30/10 Q1014 NOSIG","temp":30,"dewpoint":10,"humidity":29,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T15:30:00.000Z","obsTimeLocal":"2026-10-20T20:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201530Z 26006KT 6000 NSC 30/10 Q1014 NOSIG","temp":30,"dewpoint":10,"humidity":29,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T16:00:00.000Z","obsTimeLocal":"2026-10-20T21:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201600Z 26005KT 6000 NSC 29/11 Q1014 NOSIG","temp":29,"dewpoint":11,"humidity":33,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T16:30:00.000Z","obsTimeLocal":"2026-10-20T21:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201630Z 25005KT 6000 NSC 29/11 Q1014 NOSIG","temp":29,"dewpoint":11,"humidity":33,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T17:00:00.000Z","obsTimeLocal":"2026-10-20T22:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201700Z 27006KT 6000 NSC 28/13 Q1014 NOSIG","temp":28,"dewpoint":13,"humidity":40,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T17:30:00.000Z","obsTimeLocal":"2026-10-20T22:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201730Z 27004KT 6000 NSC 29/15 Q1015 NOSIG","temp":29,"dewpoint":15,"humidity":43,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T18:00:00.000Z","obsTimeLocal":"2026-10-20T23:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201800Z 30003KT 6000 NSC 29/17 Q1015 NOSIG","temp":29,"dewpoint":17,"humidity":48,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T18:30:00.000Z","obsTimeLocal":"2026-10-20T23:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201830Z 29004KT 6000 NSC 28/18 Q1014 NOSIG","temp":28,"dewpoint":18,"humidity":55,"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/OPKC/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/OPKC/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for OPKC for the contract date (station-local calendar day), as published at https://weathermarket.io/station/OPKC/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/OPKC/2026-10-20","json":"https://weathermarket.io/api/station/OPKC/2026-10-20","record":"https://weathermarket.io/api/station/OPKC/2026-10-20?format=record","prev":"https://weathermarket.io/station/OPKC/2026-10-19","next":"https://weathermarket.io/station/OPKC/2026-10-21","station":"https://weathermarket.io/station/OPKC","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=OPKC&data=metar&year1=2026&month1=10&day1=19&year2=2026&month2=10&day2=21&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=OPKC&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=19&hora=19&anof=2026&mesf=10&dayf=20&horaf=18&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OPKC"}}}