{"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":"2026-10-25","window":{"date":"2026-10-25","timezone":"Asia/Karachi","dayStartUtc":"2026-10-24T19:00:00.000Z","dayEndUtc":"2026-10-25T19:00:00.000Z","utcOffsetStart":"+05:00","utcOffsetEnd":"+05:00","hours":24},"complete":true,"values":{"tmax":26,"tmaxAt":"2026-10-25T10:00:00.000Z","tmin":11,"tminAt":"2026-10-24T23:00:00.000Z","tavg":18,"humidityMean":68.4,"windMean":2.3,"windMax":4.1,"windMaxAt":"2026-10-25T07:00:00.000Z","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":"2026-10-25T10:00:00.000Z","obsTimeLocal":"2026-10-25T15:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251000Z 31006KT 6000 NSC 26/10 Q1016 NOSIG","temp":26,"dewpoint":10,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-24T23:00:00.000Z","obsTimeLocal":"2026-10-25T04:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 242300Z 27006KT 6000 NSC 11/10 Q1015 NOSIG","temp":11,"dewpoint":10,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-25T07:00:00.000Z","obsTimeLocal":"2026-10-25T12:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250700Z 31008KT 6000 NSC 24/11 Q1018 NOSIG","temp":24,"dewpoint":11,"humidity":44,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-25T22:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"8a0bf28bb75be042","lastChangedAt":"2026-10-25T18:31:43.316Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OPIS/2026-10-25?format=record","status":"anchored","sha256":"0d136cb0ccd38676907f2b75b74b4d9aec1c133957783de25c7efba3eed83781","revision":"8a0bf28bb75be042","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":"2026-10-25T10:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-24T23:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":26,"tmin":11,"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":"2026-10-24T19:00:00.000Z","obsTimeLocal":"2026-10-25T00:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 241900Z 31006KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T19:30:00.000Z","obsTimeLocal":"2026-10-25T00:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 241930Z 23004KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T20:00:00.000Z","obsTimeLocal":"2026-10-25T01:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 242000Z 23004KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T20:30:00.000Z","obsTimeLocal":"2026-10-25T01:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 242030Z 27004KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T21:00:00.000Z","obsTimeLocal":"2026-10-25T02:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 242100Z 27004KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T21:30:00.000Z","obsTimeLocal":"2026-10-25T02:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 242130Z 31004KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T22:00:00.000Z","obsTimeLocal":"2026-10-25T03:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 242200Z 31006KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T22:30:00.000Z","obsTimeLocal":"2026-10-25T03:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 242230Z 00000KT 6000 NSC 13/12 Q1015 NOSIG","temp":13,"dewpoint":12,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T23:00:00.000Z","obsTimeLocal":"2026-10-25T04:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 242300Z 27006KT 6000 NSC 11/10 Q1015 NOSIG","temp":11,"dewpoint":10,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T23:30:00.000Z","obsTimeLocal":"2026-10-25T04:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 242330Z 27004KT 6000 NSC 12/11 Q1015 NOSIG","temp":12,"dewpoint":11,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T00:00:00.000Z","obsTimeLocal":"2026-10-25T05:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250000Z 23004KT 6000 NSC 11/10 Q1016 NOSIG","temp":11,"dewpoint":10,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T00:30:00.000Z","obsTimeLocal":"2026-10-25T05:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250030Z 23004KT 6000 NSC 12/11 Q1016 NOSIG","temp":12,"dewpoint":11,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T01:00:00.000Z","obsTimeLocal":"2026-10-25T06:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250100Z 00000KT 6000 NSC 11/10 Q1016 NOSIG","temp":11,"dewpoint":10,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T01:30:00.000Z","obsTimeLocal":"2026-10-25T06:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250130Z 00000KT 6000 NSC 12/11 Q1016 NOSIG","temp":12,"dewpoint":11,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T02:00:00.000Z","obsTimeLocal":"2026-10-25T07:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250200Z 23004KT 6000 NSC 13/11 Q1016 NOSIG","temp":13,"dewpoint":11,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T02:30:00.000Z","obsTimeLocal":"2026-10-25T07:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250230Z 00000KT 6000 NSC 15/14 Q1017 NOSIG","temp":15,"dewpoint":14,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T03:00:00.000Z","obsTimeLocal":"2026-10-25T08:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250300Z 00000KT 6000 NSC 17/14 Q1017 NOSIG","temp":17,"dewpoint":14,"humidity":83,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T03:30:00.000Z","obsTimeLocal":"2026-10-25T08:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250330Z 23004KT 6000 NSC 18/12 Q1018 NOSIG","temp":18,"dewpoint":12,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T04:00:00.000Z","obsTimeLocal":"2026-10-25T09:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250400Z 27006KT 6000 NSC 20/13 Q1018 NOSIG","temp":20,"dewpoint":13,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T04:30:00.000Z","obsTimeLocal":"2026-10-25T09:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250430Z 27006KT 6000 NSC 20/13 Q1018 NOSIG","temp":20,"dewpoint":13,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T05:00:00.000Z","obsTimeLocal":"2026-10-25T10:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250500Z 27006KT 6000 NSC 22/12 Q1018 NOSIG","temp":22,"dewpoint":12,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T05:30:00.000Z","obsTimeLocal":"2026-10-25T10:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250530Z 31006KT 6000 NSC 22/12 Q1018 NOSIG","temp":22,"dewpoint":12,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T06:00:00.000Z","obsTimeLocal":"2026-10-25T11:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250600Z 31006KT 6000 NSC 23/11 Q1018 NOSIG","temp":23,"dewpoint":11,"humidity":47,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T06:30:00.000Z","obsTimeLocal":"2026-10-25T11:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250630Z 31004KT 6000 NSC 23/11 Q1018 NOSIG","temp":23,"dewpoint":11,"humidity":47,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T07:00:00.000Z","obsTimeLocal":"2026-10-25T12:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250700Z 31008KT 6000 NSC 24/11 Q1018 NOSIG","temp":24,"dewpoint":11,"humidity":44,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T07:30:00.000Z","obsTimeLocal":"2026-10-25T12:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250730Z 27004KT 6000 NSC 25/10 Q1017 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T08:00:00.000Z","obsTimeLocal":"2026-10-25T13:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250800Z 27006KT 6000 NSC 25/10 Q1017 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T08:30:00.000Z","obsTimeLocal":"2026-10-25T13:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250830Z 31006KT 6000 NSC 25/10 Q1017 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T09:00:00.000Z","obsTimeLocal":"2026-10-25T14:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 250900Z 23006KT 6000 NSC 25/10 Q1016 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T09:30:00.000Z","obsTimeLocal":"2026-10-25T14:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 250930Z 31006KT 6000 NSC 25/10 Q1016 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T10:00:00.000Z","obsTimeLocal":"2026-10-25T15:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251000Z 31006KT 6000 NSC 26/10 Q1016 NOSIG","temp":26,"dewpoint":10,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T10:30:00.000Z","obsTimeLocal":"2026-10-25T15:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251030Z 31006KT 6000 NSC 26/10 Q1016 NOSIG","temp":26,"dewpoint":10,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T11:00:00.000Z","obsTimeLocal":"2026-10-25T16:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251100Z 31004KT 6000 NSC 25/10 Q1016 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T11:30:00.000Z","obsTimeLocal":"2026-10-25T16:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251130Z 31006KT 6000 NSC 25/10 Q1016 NOSIG","temp":25,"dewpoint":10,"humidity":39,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T12:00:00.000Z","obsTimeLocal":"2026-10-25T17:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251200Z 31006KT 6000 NSC 23/10 Q1016 NOSIG","temp":23,"dewpoint":10,"humidity":44,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T12:30:00.000Z","obsTimeLocal":"2026-10-25T17:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251230Z 31006KT 6000 NSC 21/09 Q1016 NOSIG","temp":21,"dewpoint":9,"humidity":46,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T13:00:00.000Z","obsTimeLocal":"2026-10-25T18:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251300Z 31004KT 6000 NSC 20/10 Q1016 NOSIG","temp":20,"dewpoint":10,"humidity":53,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T13:30:00.000Z","obsTimeLocal":"2026-10-25T18:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251330Z 31004KT 6000 NSC 19/10 Q1016 NOSIG","temp":19,"dewpoint":10,"humidity":56,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T14:00:00.000Z","obsTimeLocal":"2026-10-25T19:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251400Z 27004KT 6000 NSC 17/11 Q1017 NOSIG","temp":17,"dewpoint":11,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T14:30:00.000Z","obsTimeLocal":"2026-10-25T19:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251430Z 23004KT 6000 NSC 17/11 Q1017 NOSIG","temp":17,"dewpoint":11,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T15:00:00.000Z","obsTimeLocal":"2026-10-25T20:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251500Z 23004KT 6000 NSC 17/11 Q1017 NOSIG","temp":17,"dewpoint":11,"humidity":68,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T15:30:00.000Z","obsTimeLocal":"2026-10-25T20:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251530Z 00000KT 6000 NSC 17/11 Q1017 NOSIG","temp":17,"dewpoint":11,"humidity":68,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T16:00:00.000Z","obsTimeLocal":"2026-10-25T21:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251600Z 23004KT 6000 NSC 16/11 Q1017 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T16:30:00.000Z","obsTimeLocal":"2026-10-25T21:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251630Z 23006KT 6000 NSC 16/11 Q1017 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T17:00:00.000Z","obsTimeLocal":"2026-10-25T22:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251700Z 23004KT 6000 NSC 16/11 Q1017 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T17:30:00.000Z","obsTimeLocal":"2026-10-25T22:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251730Z 23006KT 6000 NSC 16/11 Q1017 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T18:00:00.000Z","obsTimeLocal":"2026-10-25T23:00:00+05:00","metarType":"METAR","raw":"METAR OPIS 251800Z 23006KT 6000 NSC 16/11 Q1017 NOSIG","temp":16,"dewpoint":11,"humidity":72,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T18:30:00.000Z","obsTimeLocal":"2026-10-25T23:30:00+05:00","metarType":"METAR","raw":"METAR OPIS 251830Z 23006KT 6000 NSC 15/12 Q1017 NOSIG","temp":15,"dewpoint":12,"humidity":82,"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/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/2026-10-25","json":"https://weathermarket.io/api/station/OPIS/2026-10-25","record":"https://weathermarket.io/api/station/OPIS/2026-10-25?format=record","prev":"https://weathermarket.io/station/OPIS/2026-10-24","next":"https://weathermarket.io/station/OPIS/2026-10-26","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=10&day1=24&year2=2026&month2=10&day2=26&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=10&day=24&hora=19&anof=2026&mesf=10&dayf=25&horaf=18&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OPIS"}}}