{"station":{"icao":"OPIS","city":{"slug":"islamabad","name":"Islamabad","country":"Pakistan"},"timezone":"Asia/Karachi","lat":33.69,"lon":73.06,"us":false,"html":"https://weathermarket.io/station/OPIS","json":"https://weathermarket.io/api/station/OPIS","nwsCli":null},"date":"2026-11-02","window":{"date":"2026-11-02","timezone":"Asia/Karachi","dayStartUtc":"2026-11-01T19:00:00.000Z","dayEndUtc":"2026-11-02T19:00:00.000Z","utcOffsetStart":"+05:00","utcOffsetEnd":"+05:00","hours":24},"complete":true,"values":{"tmax":26,"tmaxAt":"2026-11-02T07:00:00.000Z","tmin":14,"tminAt":"2026-11-01T23:00:00.000Z","tavg":19,"humidityMean":68.5,"windMean":2.8,"windMax":6.2,"windMaxAt":"2026-11-02T08:00:00.000Z","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":"2026-11-02T07:00:00.000Z","obsTimeLocal":"2026-11-02T12:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020700Z 31010KT 6000 NSC 26/11 Q1019 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-01T23:00:00.000Z","obsTimeLocal":"2026-11-02T04:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 012300Z 13006KT 4000 FU NSC 14/12 Q1018 TEMPO 5000","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-02T08:00:00.000Z","obsTimeLocal":"2026-11-02T13:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020800Z 31012KT 6000 NSC 26/11 Q1019 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-02T22:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"42f6beaefc73e9b2","lastChangedAt":"2026-11-02T18:32:50.017Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OPIS/2026-11-02?format=record","status":"anchored","sha256":"1522e9e5bab0029a3767dacd64141cc03e9fce61d392bd7fc651b717d7361896","revision":"42f6beaefc73e9b2","flareTxHash":"0x56a4eb85ae7560de93697b2428d7882eb656a70bf30ac28229740427adff1342","flareBlock":73816323,"anchoredAt":"2026-11-05T16:02:06.167Z","explorer":"https://flare-explorer.flare.network/tx/0x56a4eb85ae7560de93697b2428d7882eb656a70bf30ac28229740427adff1342","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":"2026-11-02T07:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-01T23:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":26,"tmin":14,"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":"2026-11-01T19:00:00.000Z","obsTimeLocal":"2026-11-02T00:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 011900Z 13006KT 5000 FU NSC 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T19:30:00.000Z","obsTimeLocal":"2026-11-02T00:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 011930Z 13008KT 4500 FU NSC 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T20:00:00.000Z","obsTimeLocal":"2026-11-02T01:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 012000Z 13008KT 4000 FU NSC 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T20:30:00.000Z","obsTimeLocal":"2026-11-02T01:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 012030Z 13004KT 4000 FU NSC 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T21:00:00.000Z","obsTimeLocal":"2026-11-02T02:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 012100Z 13006KT 4000 FU NSC 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T21:30:00.000Z","obsTimeLocal":"2026-11-02T02:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 012130Z 13004KT 3500 BR NSC 15/13 Q1018 NOSIG","temp":15,"dewpoint":13,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T22:00:00.000Z","obsTimeLocal":"2026-11-02T03:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 012200Z 13008KT 3500 BR NSC 15/13 Q1018 TEMPO 3000","temp":15,"dewpoint":13,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T22:30:00.000Z","obsTimeLocal":"2026-11-02T03:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 012230Z 13008KT 4000 FU NSC 15/13 Q1018 TEMPO 5000","temp":15,"dewpoint":13,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T23:00:00.000Z","obsTimeLocal":"2026-11-02T04:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 012300Z 13006KT 4000 FU NSC 14/12 Q1018 TEMPO 5000","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T23:30:00.000Z","obsTimeLocal":"2026-11-02T04:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 012330Z 13006KT 4000 FU NSC 14/12 Q1018 NOSIG","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T00:00:00.000Z","obsTimeLocal":"2026-11-02T05:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020000Z 13008KT 4000 FU NSC 14/12 Q1018 NOSIG","temp":14,"dewpoint":12,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T00:30:00.000Z","obsTimeLocal":"2026-11-02T05:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020030Z 13008KT 4000 FU NSC 15/13 Q1018 NOSIG","temp":15,"dewpoint":13,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T01:00:00.000Z","obsTimeLocal":"2026-11-02T06:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020100Z 13008KT 4000 FU NSC 15/13 Q1018 NOSIG","temp":15,"dewpoint":13,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T01:30:00.000Z","obsTimeLocal":"2026-11-02T06:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020130Z 13004KT 2500 BR NSC 15/13 Q1019 TEMPO 2000","temp":15,"dewpoint":13,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T02:00:00.000Z","obsTimeLocal":"2026-11-02T07:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020200Z 13006KT 2500 BR FEW040 15/13 Q1019 TEMPO 2000","temp":15,"dewpoint":13,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T02:30:00.000Z","obsTimeLocal":"2026-11-02T07:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020230Z 13004KT 3500 BR FEW040 16/13 Q1019 TEMPO 4000","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T03:00:00.000Z","obsTimeLocal":"2026-11-02T08:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020300Z 00000KT 3500 BR FEW040 SCT100 17/15 Q1020 TEMPO 4000","temp":17,"dewpoint":15,"humidity":88,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T03:30:00.000Z","obsTimeLocal":"2026-11-02T08:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020330Z 00000KT 3500 FU FEW040 19/14 Q1020 TEMPO 4000","temp":19,"dewpoint":14,"humidity":73,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T04:00:00.000Z","obsTimeLocal":"2026-11-02T09:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020400Z 05004KT 4000 FU NSC 21/14 Q1020 TEMPO 5000","temp":21,"dewpoint":14,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T04:30:00.000Z","obsTimeLocal":"2026-11-02T09:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020430Z 36004KT 4000 FU NSC 21/13 Q1020 NOSIG","temp":21,"dewpoint":13,"humidity":60,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T05:00:00.000Z","obsTimeLocal":"2026-11-02T10:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020500Z 31004KT 4000 FU NSC 23/13 Q1020 NOSIG","temp":23,"dewpoint":13,"humidity":53,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T05:30:00.000Z","obsTimeLocal":"2026-11-02T10:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020530Z 31006KT 4000 FU NSC 24/13 Q1020 NOSIG","temp":24,"dewpoint":13,"humidity":50,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T06:00:00.000Z","obsTimeLocal":"2026-11-02T11:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020600Z 27006KT 5000 FU NSC 24/13 Q1020 NOSIG","temp":24,"dewpoint":13,"humidity":50,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T06:30:00.000Z","obsTimeLocal":"2026-11-02T11:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020630Z 27008KT 6000 NSC 25/12 Q1020 NOSIG","temp":25,"dewpoint":12,"humidity":44,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T07:00:00.000Z","obsTimeLocal":"2026-11-02T12:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020700Z 31010KT 6000 NSC 26/11 Q1019 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T07:30:00.000Z","obsTimeLocal":"2026-11-02T12:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020730Z 31008KT 6000 NSC 26/11 Q1019 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T08:00:00.000Z","obsTimeLocal":"2026-11-02T13:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020800Z 31012KT 6000 NSC 26/11 Q1019 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T08:30:00.000Z","obsTimeLocal":"2026-11-02T13:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020830Z 31008KT 6000 NSC 26/11 Q1018 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T09:00:00.000Z","obsTimeLocal":"2026-11-02T14:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 020900Z 31008KT 5000 HZ NSC 26/11 Q1018 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T09:30:00.000Z","obsTimeLocal":"2026-11-02T14:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 020930Z 27006KT 5000 HZ NSC 26/12 Q1018 NOSIG","temp":26,"dewpoint":12,"humidity":42,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T10:00:00.000Z","obsTimeLocal":"2026-11-02T15:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021000Z 31006KT 5000 HZ NSC 26/11 Q1017 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T10:30:00.000Z","obsTimeLocal":"2026-11-02T15:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021030Z 31006KT 5000 HZ NSC 26/11 Q1017 NOSIG","temp":26,"dewpoint":11,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T11:00:00.000Z","obsTimeLocal":"2026-11-02T16:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021100Z 27004KT 5000 HZ NSC 25/12 Q1017 NOSIG","temp":25,"dewpoint":12,"humidity":44,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T11:30:00.000Z","obsTimeLocal":"2026-11-02T16:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021130Z 31004KT 5000 HZ NSC 24/11 Q1017 NOSIG","temp":24,"dewpoint":11,"humidity":44,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T12:00:00.000Z","obsTimeLocal":"2026-11-02T17:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021200Z 27006KT 5000 FU NSC 22/12 Q1017 NOSIG","temp":22,"dewpoint":12,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T12:30:00.000Z","obsTimeLocal":"2026-11-02T17:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021230Z 27006KT 5000 FU NSC 21/12 Q1017 NOSIG","temp":21,"dewpoint":12,"humidity":56,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T13:00:00.000Z","obsTimeLocal":"2026-11-02T18:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021300Z 00000KT 5000 FU NSC 19/12 Q1017 NOSIG","temp":19,"dewpoint":12,"humidity":64,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T13:30:00.000Z","obsTimeLocal":"2026-11-02T18:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021330Z 00000KT 5000 FU NSC 19/13 Q1018 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T14:00:00.000Z","obsTimeLocal":"2026-11-02T19:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021400Z 23006KT 5000 FU NSC 18/12 Q1018 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T14:30:00.000Z","obsTimeLocal":"2026-11-02T19:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021430Z 27004KT 6000 NSC 18/12 Q1018 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T15:00:00.000Z","obsTimeLocal":"2026-11-02T20:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021500Z 23006KT 6000 NSC 16/13 Q1018 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T15:30:00.000Z","obsTimeLocal":"2026-11-02T20:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021530Z 23004KT 6000 NSC 16/13 Q1018 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T16:00:00.000Z","obsTimeLocal":"2026-11-02T21:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021600Z 23004KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T16:30:00.000Z","obsTimeLocal":"2026-11-02T21:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021630Z 00000KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T17:00:00.000Z","obsTimeLocal":"2026-11-02T22:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021700Z 23006KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T17:30:00.000Z","obsTimeLocal":"2026-11-02T22:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021730Z 23004KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:00:00.000Z","obsTimeLocal":"2026-11-02T23:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 021800Z 23004KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:30:00.000Z","obsTimeLocal":"2026-11-02T23:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 021830Z 23004KT 6000 NSC 16/13 Q1019 NOSIG","temp":16,"dewpoint":13,"humidity":82,"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/OPIS/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/OPIS/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for OPIS for the contract date (station-local calendar day), as published at https://weathermarket.io/station/OPIS/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/OPIS/2026-11-02","json":"https://weathermarket.io/api/station/OPIS/2026-11-02","record":"https://weathermarket.io/api/station/OPIS/2026-11-02?format=record","prev":"https://weathermarket.io/station/OPIS/2026-11-01","next":"https://weathermarket.io/station/OPIS/2026-11-03","station":"https://weathermarket.io/station/OPIS","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=OPIS&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=OPIS&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=1&hora=19&anof=2026&mesf=11&dayf=2&horaf=18&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OPIS"}}}