{"station":{"icao":"OPLA","city":{"slug":"lahore","name":"Lahore","country":"Pakistan"},"timezone":"Asia/Karachi","lat":31.55,"lon":74.34,"us":false,"html":"https://weathermarket.io/station/OPLA","json":"https://weathermarket.io/api/station/OPLA","nwsCli":null},"date":"2026-10-22","window":{"date":"2026-10-22","timezone":"Asia/Karachi","dayStartUtc":"2026-10-21T19:00:00.000Z","dayEndUtc":"2026-10-22T19:00:00.000Z","utcOffsetStart":"+05:00","utcOffsetEnd":"+05:00","hours":24},"complete":true,"values":{"tmax":32,"tmaxAt":"2026-10-22T08:30:00.000Z","tmin":20,"tminAt":"2026-10-22T01:30:00.000Z","tavg":26.4,"humidityMean":69.9,"windMean":1.1,"windMax":3.1,"windMaxAt":"2026-10-22T06:30:00.000Z","precipObservedCount":0,"nObservations":47,"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":"2026-10-22T08:30:00.000Z","obsTimeLocal":"2026-10-22T13:30:00+05:00","metarType":"METAR","raw":"METAR OPLA 220830Z 36004KT 2500 FU NSC 32/21 Q1016 BECMG 3000 FU RMK QFE990 A30.00","temp":32,"dewpoint":21,"humidity":52,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-22T01:30:00.000Z","obsTimeLocal":"2026-10-22T06:30:00+05:00","metarType":"METAR","raw":"METAR OPLA 220130Z 00000KT 1000 R36/1600U RMID/1900N R18/P2000 BR NSC 20/18 Q1017 BECMG 0800 FG RMK QFE991 A30.04","temp":20,"dewpoint":18,"humidity":88,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-22T06:30:00.000Z","obsTimeLocal":"2026-10-22T11:30:00+05:00","metarType":"METAR","raw":"METAR OPLA 220630Z 32006KT 2000 FU NSC 30/20 Q1018 BECMG 3000 FU RMK QFE992 A30.06","temp":30,"dewpoint":20,"humidity":55,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-22T22:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"62a50941a4d697f1","lastChangedAt":"2026-10-22T18:31:39.986Z","corrections":[{"obsTimeUtc":"2026-10-21T20:00:00.000Z","correctedAt":"2026-10-21T20:02:38.158Z","original":"METAR OPLA 212000Z 00000KT 4000 FU NSC 24/20 Q1016 NOSIG RMK QFE990 A30.02","corrected":"METAR OPLA 212000 00000KT 4000 FU NSC 24/20 Q1016 NOSIG RMK QFE990 A30.02"},{"obsTimeUtc":"2026-10-21T21:00:00.000Z","correctedAt":"2026-10-21T21:03:38.918Z","original":"METAR OPLA 212100Z 00000KT 4000 FU NSC 23/19 Q1016 NOSIG RMK QFE990 A30.01","corrected":"METAR OPLA 212100 00000KT 4000 FU NSC 23/19 Q1016 NOSIG RMK QFE990 A30.01"},{"obsTimeUtc":"2026-10-21T23:00:00.000Z","correctedAt":"2026-10-21T23:02:39.395Z","original":"METAR OPLA 212300 05002KT 4000 FU NSC 22/19 Q1016 BECMG 3000 BR RMK QFE990 A30.02","corrected":"METAR OPLA 212300Z 05002KT 4000 FU NSC 22/19 Q1016 BECMG 3000 BR RMK QFE990 A30.02"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OPLA/2026-10-22?format=record","status":"anchored","sha256":"ab1ccedeba9cbc6065d3f59b880d2cabce60bdb9b4bab51edf60c32ac0813811","revision":"62a50941a4d697f1","flareTxHash":"0x4d6ef2ae792215f3807c1353eba79ad6ef87ef1870abc0b16e8d2cc17b8578af","flareBlock":73843592,"anchoredAt":"2026-11-06T00:01:32.756Z","explorer":"https://flare-explorer.flare.network/tx/0x4d6ef2ae792215f3807c1353eba79ad6ef87ef1870abc0b16e8d2cc17b8578af","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":47,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-22T08:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-22T01:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":32,"tmin":20,"differsFromRecord":false},"note":"Flags are attached beside the anchored record and are not part of its bytes; the record's extremes are unchanged. 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A29.99","temp":24,"dewpoint":20,"humidity":78,"wind":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/OPLA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/OPLA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for OPLA for the contract date (station-local calendar day), as published at https://weathermarket.io/station/OPLA/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/OPLA/2026-10-22","json":"https://weathermarket.io/api/station/OPLA/2026-10-22","record":"https://weathermarket.io/api/station/OPLA/2026-10-22?format=record","prev":"https://weathermarket.io/station/OPLA/2026-10-21","next":"https://weathermarket.io/station/OPLA/2026-10-23","station":"https://weathermarket.io/station/OPLA","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=OPLA&data=metar&year1=2026&month1=10&day1=21&year2=2026&month2=10&day2=23&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=OPLA&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=21&hora=19&anof=2026&mesf=10&dayf=22&horaf=18&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OPLA"}}}