{"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":"2026-10-21","window":{"date":"2026-10-21","timezone":"Asia/Karachi","dayStartUtc":"2026-10-20T19:00:00.000Z","dayEndUtc":"2026-10-21T19:00:00.000Z","utcOffsetStart":"+05:00","utcOffsetEnd":"+05:00","hours":24},"complete":true,"values":{"tmax":38,"tmaxAt":"2026-10-21T08:30:00.000Z","tmin":22,"tminAt":"2026-10-21T01:30:00.000Z","tavg":30.2,"humidityMean":40.4,"windMean":2.8,"windMax":7.2,"windMaxAt":"2026-10-21T10:00:00.000Z","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":"2026-10-21T08:30:00.000Z","obsTimeLocal":"2026-10-21T13:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210830Z 25009KT 4000 HZ NSC 38/04 Q1013 NOSIG","temp":38,"dewpoint":4,"humidity":12,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-21T01:30:00.000Z","obsTimeLocal":"2026-10-21T06:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210130Z 02003KT 5000 HZ NSC 22/17 Q1014 NOSIG","temp":22,"dewpoint":17,"humidity":73,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-21T10:00:00.000Z","obsTimeLocal":"2026-10-21T15:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211000Z 23014KT 5000 HZ NSC 37/04 Q1012 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-21T22:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"627e41327912bd52","lastChangedAt":"2026-10-21T18:31:38.875Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OPKC/2026-10-21?format=record","status":"anchored","sha256":"10b3f54de7a5eff6b5e1e6000accf7f6a56f51470566538fe18da52c1a327f32","revision":"627e41327912bd52","flareTxHash":"0xcbfaee9698c93f57870f3dae1a1471ee6ce81ce20491ad631c37543437f8347a","flareBlock":73812879,"anchoredAt":"2026-11-05T15:02:28.982Z","explorer":"https://flare-explorer.flare.network/tx/0xcbfaee9698c93f57870f3dae1a1471ee6ce81ce20491ad631c37543437f8347a","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":"2026-10-21T08:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-21T01:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":38,"tmin":22,"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":"2026-10-20T19:00:00.000Z","obsTimeLocal":"2026-10-21T00:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 201900Z 29003KT 6000 NSC 28/18 Q1014 NOSIG","temp":28,"dewpoint":18,"humidity":55,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T19:30:00.000Z","obsTimeLocal":"2026-10-21T00:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 201930Z 31005KT 5000 HZ NSC 28/19 Q1014 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T20:00:00.000Z","obsTimeLocal":"2026-10-21T01:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 202000Z 31005KT 5000 HZ NSC 28/19 Q1014 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T20:30:00.000Z","obsTimeLocal":"2026-10-21T01:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 202030Z 28004KT 5000 HZ NSC 28/19 Q1014 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T21:00:00.000Z","obsTimeLocal":"2026-10-21T02:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 202100Z 29005KT 5000 HZ NSC 28/19 Q1014 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T21:30:00.000Z","obsTimeLocal":"2026-10-21T02:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 202130Z 30004KT 5000 HZ NSC 28/19 Q1014 NOSIG","temp":28,"dewpoint":19,"humidity":58,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T22:00:00.000Z","obsTimeLocal":"2026-10-21T03:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 202200Z 29006KT 5000 HZ NSC 27/19 Q1013 NOSIG","temp":27,"dewpoint":19,"humidity":62,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T22:30:00.000Z","obsTimeLocal":"2026-10-21T03:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 202230Z 00000KT 5000 HZ NSC 25/17 Q1013 NOSIG","temp":25,"dewpoint":17,"humidity":61,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T23:00:00.000Z","obsTimeLocal":"2026-10-21T04:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 202300Z 06004KT 5000 HZ NSC 24/17 Q1013 NOSIG","temp":24,"dewpoint":17,"humidity":65,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T23:30:00.000Z","obsTimeLocal":"2026-10-21T04:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 202330Z 08004KT 5000 HZ NSC 23/17 Q1013 NOSIG","temp":23,"dewpoint":17,"humidity":69,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T00:00:00.000Z","obsTimeLocal":"2026-10-21T05:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210000Z 06003KT 5000 HZ NSC 23/17 Q1013 NOSIG","temp":23,"dewpoint":17,"humidity":69,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T00:30:00.000Z","obsTimeLocal":"2026-10-21T05:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210030Z 07003KT 5000 HZ NSC 23/16 Q1013 NOSIG","temp":23,"dewpoint":16,"humidity":65,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T01:00:00.000Z","obsTimeLocal":"2026-10-21T06:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210100Z 05003KT 5000 HZ NSC 23/17 Q1014 NOSIG","temp":23,"dewpoint":17,"humidity":69,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T01:30:00.000Z","obsTimeLocal":"2026-10-21T06:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210130Z 02003KT 5000 HZ NSC 22/17 Q1014 NOSIG","temp":22,"dewpoint":17,"humidity":73,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T02:00:00.000Z","obsTimeLocal":"2026-10-21T07:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210200Z 02003KT 5000 HZ NSC 22/17 Q1014 NOSIG","temp":22,"dewpoint":17,"humidity":73,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T02:30:00.000Z","obsTimeLocal":"2026-10-21T07:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210230Z 05004KT 5000 HZ NSC 23/18 Q1015 NOSIG","temp":23,"dewpoint":18,"humidity":73,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T03:00:00.000Z","obsTimeLocal":"2026-10-21T08:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210300Z 04003KT 5000 HZ NSC 25/17 Q1015 NOSIG","temp":25,"dewpoint":17,"humidity":61,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T03:30:00.000Z","obsTimeLocal":"2026-10-21T08:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210330Z 00000KT 5000 HZ NSC 27/18 Q1015 NOSIG","temp":27,"dewpoint":18,"humidity":58,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T04:00:00.000Z","obsTimeLocal":"2026-10-21T09:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210400Z 00000KT 4000 HZ NSC 30/19 Q1015 NOSIG","temp":30,"dewpoint":19,"humidity":52,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T04:30:00.000Z","obsTimeLocal":"2026-10-21T09:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210430Z 00000KT 4000 HZ NSC 31/18 Q1015 NOSIG","temp":31,"dewpoint":18,"humidity":46,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T05:00:00.000Z","obsTimeLocal":"2026-10-21T10:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210500Z VRB03KT 4000 HZ NSC 32/18 Q1016 NOSIG","temp":32,"dewpoint":18,"humidity":43,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T05:30:00.000Z","obsTimeLocal":"2026-10-21T10:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210530Z 21005KT 3000 HZ NSC 33/15 Q1016 NOSIG","temp":33,"dewpoint":15,"humidity":34,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T06:00:00.000Z","obsTimeLocal":"2026-10-21T11:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210600Z 23006KT 3000 HZ NSC 35/13 Q1015 NOSIG","temp":35,"dewpoint":13,"humidity":27,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T06:30:00.000Z","obsTimeLocal":"2026-10-21T11:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210630Z 21005KT 3000 HZ NSC 35/13 Q1015 NOSIG","temp":35,"dewpoint":13,"humidity":27,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T07:00:00.000Z","obsTimeLocal":"2026-10-21T12:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210700Z 25004KT 4000 HZ NSC 36/09 Q1015 NOSIG","temp":36,"dewpoint":9,"humidity":19,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T07:30:00.000Z","obsTimeLocal":"2026-10-21T12:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210730Z 25006KT 4000 HZ NSC 37/07 Q1014 NOSIG","temp":37,"dewpoint":7,"humidity":16,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T08:00:00.000Z","obsTimeLocal":"2026-10-21T13:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210800Z 23008KT 4000 HZ NSC 37/04 Q1014 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T08:30:00.000Z","obsTimeLocal":"2026-10-21T13:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210830Z 25009KT 4000 HZ NSC 38/04 Q1013 NOSIG","temp":38,"dewpoint":4,"humidity":12,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T09:00:00.000Z","obsTimeLocal":"2026-10-21T14:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 210900Z 23012KT 4000 HZ NSC 37/04 Q1013 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T09:30:00.000Z","obsTimeLocal":"2026-10-21T14:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 210930Z 24013KT 5000 HZ NSC 37/03 Q1012 NOSIG","temp":37,"dewpoint":3,"humidity":12,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T10:00:00.000Z","obsTimeLocal":"2026-10-21T15:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211000Z 23014KT 5000 HZ NSC 37/04 Q1012 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T10:30:00.000Z","obsTimeLocal":"2026-10-21T15:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211030Z 25012KT 5000 HZ NSC 37/03 Q1012 NOSIG","temp":37,"dewpoint":3,"humidity":12,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T11:00:00.000Z","obsTimeLocal":"2026-10-21T16:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211100Z 25010KT 5000 HZ NSC 37/04 Q1012 NOSIG","temp":37,"dewpoint":4,"humidity":13,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T11:30:00.000Z","obsTimeLocal":"2026-10-21T16:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211130Z 23010KT 6000 NSC 37/03 Q1012 NOSIG","temp":37,"dewpoint":3,"humidity":12,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T12:00:00.000Z","obsTimeLocal":"2026-10-21T17:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211200Z 23009KT 6000 NSC 36/02 Q1012 NOSIG","temp":36,"dewpoint":2,"humidity":12,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T12:30:00.000Z","obsTimeLocal":"2026-10-21T17:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211230Z 24008KT 6000 NSC 35/02 Q1012 NOSIG","temp":35,"dewpoint":2,"humidity":13,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:00:00.000Z","obsTimeLocal":"2026-10-21T18:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211300Z 23010KT 5000 HZ NSC 34/02 Q1012 NOSIG","temp":34,"dewpoint":2,"humidity":13,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:30:00.000Z","obsTimeLocal":"2026-10-21T18:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211330Z 23010KT 5000 HZ NSC 33/08 Q1013 NOSIG","temp":33,"dewpoint":8,"humidity":21,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:00:00.000Z","obsTimeLocal":"2026-10-21T19:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211400Z 25006KT 5000 HZ NSC 32/07 Q1013 NOSIG","temp":32,"dewpoint":7,"humidity":21,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:30:00.000Z","obsTimeLocal":"2026-10-21T19:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211430Z 25005KT 5000 HZ NSC 31/09 Q1013 NOSIG","temp":31,"dewpoint":9,"humidity":26,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:00:00.000Z","obsTimeLocal":"2026-10-21T20:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211500Z 24005KT 5000 HZ NSC 30/11 Q1014 NOSIG","temp":30,"dewpoint":11,"humidity":31,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:30:00.000Z","obsTimeLocal":"2026-10-21T20:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211530Z 25006KT 5000 HZ NSC 30/12 Q1014 NOSIG","temp":30,"dewpoint":12,"humidity":33,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:00:00.000Z","obsTimeLocal":"2026-10-21T21:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211600Z 26005KT 5000 HZ NSC 29/13 Q1014 NOSIG","temp":29,"dewpoint":13,"humidity":37,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:30:00.000Z","obsTimeLocal":"2026-10-21T21:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211630Z 26003KT 5000 HZ NSC 29/13 Q1015 NOSIG","temp":29,"dewpoint":13,"humidity":37,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:00:00.000Z","obsTimeLocal":"2026-10-21T22:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211700Z 28004KT 5000 HZ NSC 28/15 Q1015 NOSIG","temp":28,"dewpoint":15,"humidity":45,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:30:00.000Z","obsTimeLocal":"2026-10-21T22:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211730Z 30003KT 5000 HZ NSC 28/16 Q1015 NOSIG","temp":28,"dewpoint":16,"humidity":48,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:00:00.000Z","obsTimeLocal":"2026-10-21T23:00:00+05:00","metarType":"METAR","raw":"METAR OPKC 211800Z 30006KT 5000 HZ NSC 28/16 Q1015 NOSIG","temp":28,"dewpoint":16,"humidity":48,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:30:00.000Z","obsTimeLocal":"2026-10-21T23:30:00+05:00","metarType":"METAR","raw":"METAR OPKC 211830Z 30006KT 5000 HZ NSC 26/14 Q1015 NOSIG","temp":26,"dewpoint":14,"humidity":48,"wind":3.1,"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/2026-10-21","json":"https://weathermarket.io/api/station/OPKC/2026-10-21","record":"https://weathermarket.io/api/station/OPKC/2026-10-21?format=record","prev":"https://weathermarket.io/station/OPKC/2026-10-20","next":"https://weathermarket.io/station/OPKC/2026-10-22","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=20&year2=2026&month2=10&day2=22&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=20&hora=19&anof=2026&mesf=10&dayf=21&horaf=18&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OPKC"}}}