{"station":{"icao":"RKSI","city":{"slug":"seoul","name":"Seoul","country":"South Korea"},"timezone":"Asia/Seoul","lat":37.57,"lon":126.98,"us":false,"html":"https://weathermarket.io/station/RKSI","json":"https://weathermarket.io/api/station/RKSI","nwsCli":null},"date":"2026-11-01","window":{"date":"2026-11-01","timezone":"Asia/Seoul","dayStartUtc":"2026-10-31T15:00:00.000Z","dayEndUtc":"2026-11-01T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":11,"tmaxAt":"2026-11-01T03:00:00.000Z","tmin":8,"tminAt":"2026-10-31T21:00:00.000Z","tavg":10.1,"humidityMean":85.4,"windMean":2.5,"windMax":4.1,"windMaxAt":"2026-11-01T04:00:00.000Z","precipObservedCount":25,"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":"2026-11-01T03:00:00.000Z","obsTimeLocal":"2026-11-01T12:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 010300Z 12007KT 090V150 9999 FEW035 OVC080 11/09 Q1018 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-31T21:00:00.000Z","obsTimeLocal":"2026-11-01T06:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 312100Z 09004KT 9000 -RA NSC 08/04 Q1022 NOSIG","temp":8,"dewpoint":4,"humidity":76,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-01T04:00:00.000Z","obsTimeLocal":"2026-11-01T13:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 010400Z 13008KT 9999 -RA FEW035 OVC060 11/09 Q1017 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-01T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"ee787ff937c60a18","lastChangedAt":"2026-11-01T14:35:57.941Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RKSI/2026-11-01?format=record","status":"anchored","sha256":"213e8eec9bba3251f2ab2af0b29323e0dc56076762323ed444ab3ba48f2344d2","revision":"ee787ff937c60a18","flareTxHash":"0xfc409de30066ba2a117c10b5f8cff8f3bccee0d6a56fdccc79e1215c0ad5d2c2","flareBlock":73857007,"anchoredAt":"2026-11-06T04:01:25.275Z","explorer":"https://flare-explorer.flare.network/tx/0xfc409de30066ba2a117c10b5f8cff8f3bccee0d6a56fdccc79e1215c0ad5d2c2","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":"2026-11-01T03:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-31T21:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":11,"tmin":8,"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":"2026-10-31T15:00:00.000Z","obsTimeLocal":"2026-11-01T00:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 311500Z 06004KT 040V130 CAVOK 10/03 Q1020 NOSIG","temp":10,"dewpoint":3,"humidity":62,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T15:30:00.000Z","obsTimeLocal":"2026-11-01T00:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 311530Z 04006KT CAVOK 10/05 Q1021 NOSIG","temp":10,"dewpoint":5,"humidity":71,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:00:00.000Z","obsTimeLocal":"2026-11-01T01:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 311600Z 05005KT CAVOK 10/05 Q1021 NOSIG","temp":10,"dewpoint":5,"humidity":71,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:30:00.000Z","obsTimeLocal":"2026-11-01T01:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 311630Z 06006KT CAVOK 10/04 Q1021 NOSIG","temp":10,"dewpoint":4,"humidity":66,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-11-01T02:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 311700Z 05005KT CAVOK 10/03 Q1022 NOSIG","temp":10,"dewpoint":3,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:30:00.000Z","obsTimeLocal":"2026-11-01T02:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 311730Z 06006KT CAVOK 10/03 Q1022 NOSIG","temp":10,"dewpoint":3,"humidity":62,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-11-01T03:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 311800Z 05005KT CAVOK 09/03 Q1022 NOSIG","temp":9,"dewpoint":3,"humidity":66,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:30:00.000Z","obsTimeLocal":"2026-11-01T03:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 311830Z 05003KT CAVOK 09/03 Q1021 NOSIG","temp":9,"dewpoint":3,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T19:00:00.000Z","obsTimeLocal":"2026-11-01T04:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 311900Z 05002KT CAVOK 10/04 Q1021 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NOSIG","temp":11,"dewpoint":10,"humidity":94,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T09:00:00.000Z","obsTimeLocal":"2026-11-01T18:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 010900Z 11004KT 080V150 9999 -RA FEW040 OVC080 11/09 Q1016 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T09:30:00.000Z","obsTimeLocal":"2026-11-01T18:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 010930Z 12007KT 9999 FEW040 OVC080 11/09 Q1016 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T10:00:00.000Z","obsTimeLocal":"2026-11-01T19:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 011000Z 12006KT 9999 FEW040 OVC080 11/09 Q1016 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NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T13:30:00.000Z","obsTimeLocal":"2026-11-01T22:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 011330Z 11004KT 9999 BKN030 BKN080 11/09 Q1017 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T14:00:00.000Z","obsTimeLocal":"2026-11-01T23:00:00+09:00","metarType":"METAR","raw":"METAR RKSI 011400Z 07003KT 030V100 9999 BKN030 11/09 Q1017 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T14:30:00.000Z","obsTimeLocal":"2026-11-01T23:30:00+09:00","metarType":"METAR","raw":"METAR RKSI 011430Z 07003KT 9999 BKN030 11/09 Q1017 NOSIG","temp":11,"dewpoint":9,"humidity":87,"wind":1.5,"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/RKSI/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/RKSI/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for RKSI for the contract date (station-local calendar day), as published at https://weathermarket.io/station/RKSI/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/RKSI/2026-11-01","json":"https://weathermarket.io/api/station/RKSI/2026-11-01","record":"https://weathermarket.io/api/station/RKSI/2026-11-01?format=record","prev":"https://weathermarket.io/station/RKSI/2026-10-31","next":"https://weathermarket.io/station/RKSI/2026-11-02","station":"https://weathermarket.io/station/RKSI","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=RKSI&data=metar&year1=2026&month1=10&day1=31&year2=2026&month2=11&day2=2&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=RKSI&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=31&hora=15&anof=2026&mesf=11&dayf=1&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RKSI"}}}