{"station":{"icao":"OERK","city":{"slug":"riyadh","name":"Riyadh","country":"Saudi Arabia"},"timezone":"Asia/Riyadh","lat":24.71,"lon":46.68,"us":false,"html":"https://weathermarket.io/station/OERK","json":"https://weathermarket.io/api/station/OERK","nwsCli":null},"date":"2026-10-31","window":{"date":"2026-10-31","timezone":"Asia/Riyadh","dayStartUtc":"2026-10-30T21:00:00.000Z","dayEndUtc":"2026-10-31T21:00:00.000Z","utcOffsetStart":"+03:00","utcOffsetEnd":"+03:00","hours":24},"complete":true,"values":{"tmax":36,"tmaxAt":"2026-10-31T10:00:00.000Z","tmin":20,"tminAt":"2026-10-31T03:00:00.000Z","tavg":28.7,"humidityMean":19.8,"windMean":1.8,"windMax":3.6,"windMaxAt":"2026-10-31T07:00:00.000Z","precipObservedCount":0,"nObservations":24,"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":"2026-10-31T10:00:00.000Z","obsTimeLocal":"2026-10-31T13:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311000Z 16004KT CAVOK 36/02 Q1018 NOSIG","temp":36,"dewpoint":2,"humidity":12,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T03:00:00.000Z","obsTimeLocal":"2026-10-31T06:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310300Z 00000KT CAVOK 20/04 Q1019 NOSIG","temp":20,"dewpoint":4,"humidity":35,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-31T07:00:00.000Z","obsTimeLocal":"2026-10-31T10:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310700Z 16007KT CAVOK 32/04 Q1021 NOSIG","temp":32,"dewpoint":4,"humidity":17,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T00:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"dfe9720933aed812","lastChangedAt":"2026-10-31T20:00:38.232Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/OERK/2026-10-31?format=record","status":"anchored","sha256":"9a60a1cf9788cf201d252ff407e8b19eba3bc5dc4a451ff74284588452664751","revision":"dfe9720933aed812","flareTxHash":"0x2dead0049c1137ea2547fa6438ce700a88a4b00e94a55550bb90492094f19ea7","flareBlock":73816327,"anchoredAt":"2026-11-05T16:02:06.167Z","explorer":"https://flare-explorer.flare.network/tx/0x2dead0049c1137ea2547fa6438ce700a88a4b00e94a55550bb90492094f19ea7","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-31T10:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T03:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":36,"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. 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":"2026-10-30T21:00:00.000Z","obsTimeLocal":"2026-10-31T00:00:00+03:00","metarType":"METAR","raw":"METAR OERK 302100Z 14002KT CAVOK 25/00 Q1018 NOSIG","temp":25,"dewpoint":0,"humidity":19,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T22:00:00.000Z","obsTimeLocal":"2026-10-31T01:00:00+03:00","metarType":"METAR","raw":"METAR OERK 302200Z 12003KT CAVOK 25/01 Q1018 NOSIG","temp":25,"dewpoint":1,"humidity":21,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T23:00:00.000Z","obsTimeLocal":"2026-10-31T02:00:00+03:00","metarType":"METAR","raw":"METAR OERK 302300Z 12004KT CAVOK 25/05 Q1018 NOSIG","temp":25,"dewpoint":5,"humidity":28,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T00:00:00.000Z","obsTimeLocal":"2026-10-31T03:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310000Z 11002KT CAVOK 24/05 Q1018 NOSIG","temp":24,"dewpoint":5,"humidity":29,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T01:00:00.000Z","obsTimeLocal":"2026-10-31T04:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310100Z 11002KT CAVOK 22/05 Q1018 NOSIG","temp":22,"dewpoint":5,"humidity":33,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T02:00:00.000Z","obsTimeLocal":"2026-10-31T05:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310200Z 12002KT CAVOK 21/05 Q1019 NOSIG","temp":21,"dewpoint":5,"humidity":35,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T03:00:00.000Z","obsTimeLocal":"2026-10-31T06:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310300Z 00000KT CAVOK 20/04 Q1019 NOSIG","temp":20,"dewpoint":4,"humidity":35,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T04:00:00.000Z","obsTimeLocal":"2026-10-31T07:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310400Z 00000KT CAVOK 23/04 Q1020 NOSIG","temp":23,"dewpoint":4,"humidity":29,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T05:00:00.000Z","obsTimeLocal":"2026-10-31T08:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310500Z 13004KT CAVOK 28/03 Q1020 NOSIG","temp":28,"dewpoint":3,"humidity":20,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T06:00:00.000Z","obsTimeLocal":"2026-10-31T09:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310600Z 15005KT CAVOK 30/04 Q1021 NOSIG","temp":30,"dewpoint":4,"humidity":19,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T07:00:00.000Z","obsTimeLocal":"2026-10-31T10:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310700Z 16007KT CAVOK 32/04 Q1021 NOSIG","temp":32,"dewpoint":4,"humidity":17,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T08:00:00.000Z","obsTimeLocal":"2026-10-31T11:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310800Z 18007KT CAVOK 34/03 Q1020 NOSIG","temp":34,"dewpoint":3,"humidity":14,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T09:00:00.000Z","obsTimeLocal":"2026-10-31T12:00:00+03:00","metarType":"METAR","raw":"METAR OERK 310900Z 17007KT CAVOK 35/02 Q1019 NOSIG","temp":35,"dewpoint":2,"humidity":13,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T10:00:00.000Z","obsTimeLocal":"2026-10-31T13:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311000Z 16004KT CAVOK 36/02 Q1018 NOSIG","temp":36,"dewpoint":2,"humidity":12,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T11:00:00.000Z","obsTimeLocal":"2026-10-31T14:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311100Z 15002KT 9999 SCT040 36/01 Q1018 NOSIG","temp":36,"dewpoint":1,"humidity":11,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T12:00:00.000Z","obsTimeLocal":"2026-10-31T15:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311200Z 15004KT 9999 SCT040 36/M01 Q1018 NOSIG","temp":36,"dewpoint":-1,"humidity":10,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T13:00:00.000Z","obsTimeLocal":"2026-10-31T16:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311300Z 15004KT 9999 SCT040 34/M02 Q1018 NOSIG","temp":34,"dewpoint":-2,"humidity":10,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T14:00:00.000Z","obsTimeLocal":"2026-10-31T17:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311400Z 12006KT 9999 SCT040 34/00 Q1018 NOSIG","temp":34,"dewpoint":0,"humidity":11,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T15:00:00.000Z","obsTimeLocal":"2026-10-31T18:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311500Z 13004KT 9999 SCT040 32/00 Q1018 NOSIG","temp":32,"dewpoint":0,"humidity":13,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:00:00.000Z","obsTimeLocal":"2026-10-31T19:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311600Z 12004KT 9999 SCT040 31/00 Q1019 NOSIG","temp":31,"dewpoint":0,"humidity":14,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-10-31T20:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311700Z 12003KT 9999 FEW040 29/02 Q1020 NOSIG","temp":29,"dewpoint":2,"humidity":18,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-10-31T21:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311800Z 13002KT CAVOK 26/02 Q1020 NOSIG","temp":26,"dewpoint":2,"humidity":21,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:00:00.000Z","obsTimeLocal":"2026-10-31T22:00:00+03:00","metarType":"METAR","raw":"METAR OERK 311900Z 18002KT CAVOK 25/02 Q1020 NOSIG","temp":25,"dewpoint":2,"humidity":22,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T20:00:00.000Z","obsTimeLocal":"2026-10-31T23:00:00+03:00","metarType":"METAR","raw":"METAR OERK 312000Z 11002KT CAVOK 26/02 Q1020 NOSIG","temp":26,"dewpoint":2,"humidity":21,"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/OERK/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/OERK/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for OERK for the contract date (station-local calendar day), as published at https://weathermarket.io/station/OERK/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/OERK/2026-10-31","json":"https://weathermarket.io/api/station/OERK/2026-10-31","record":"https://weathermarket.io/api/station/OERK/2026-10-31?format=record","prev":"https://weathermarket.io/station/OERK/2026-10-30","next":"https://weathermarket.io/station/OERK/2026-11-01","station":"https://weathermarket.io/station/OERK","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=OERK&data=metar&year1=2026&month1=10&day1=30&year2=2026&month2=11&day2=1&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=OERK&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=30&hora=21&anof=2026&mesf=10&dayf=31&horaf=20&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=OERK"}}}