{"station":{"icao":"RJCC","city":{"slug":"sapporo","name":"Sapporo","country":"Japan"},"timezone":"Asia/Tokyo","lat":43.06,"lon":141.35,"us":false,"html":"https://weathermarket.io/station/RJCC","json":"https://weathermarket.io/api/station/RJCC","nwsCli":null},"date":"2026-10-22","window":{"date":"2026-10-22","timezone":"Asia/Tokyo","dayStartUtc":"2026-10-21T15:00:00.000Z","dayEndUtc":"2026-10-22T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":10,"tmaxAt":"2026-10-21T15:00:00.000Z","tmin":1,"tminAt":"2026-10-22T14:00:00.000Z","tavg":6.5,"humidityMean":71.6,"windMean":4.7,"windMax":8.7,"windMaxAt":"2026-10-22T01:00:00.000Z","precipObservedCount":10,"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":"2026-10-21T15:00:00.000Z","obsTimeLocal":"2026-10-22T00:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211500Z 33015KT 9999 FEW010 BKN040 10/08 Q1004","temp":10,"dewpoint":8,"humidity":87,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-22T14:00:00.000Z","obsTimeLocal":"2026-10-22T23:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221400Z VRB02KT 9999 FEW015 SCT060 01/M00 Q1024","temp":1,"dewpoint":0,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-22T01:00:00.000Z","obsTimeLocal":"2026-10-22T10:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220100Z 29017KT 9999 FEW015 SCT030 BKN070 08/02 Q1014","temp":8,"dewpoint":2,"humidity":66,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-22T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"98928bc13c3866d5","lastChangedAt":"2026-10-22T14:38:43.253Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJCC/2026-10-22?format=record","status":"anchored","sha256":"13a7013848c83720afef7998cc7c0e2ad3f75e7dc28d127cbd6b0920c24dcc73","revision":"98928bc13c3866d5","flareTxHash":"0x5ebdc58f1175ced0067868986a8178da8ea524ced9eb22f02e7f4c79e2dfda06","flareBlock":73812870,"anchoredAt":"2026-11-05T15:02:28.982Z","explorer":"https://flare-explorer.flare.network/tx/0x5ebdc58f1175ced0067868986a8178da8ea524ced9eb22f02e7f4c79e2dfda06","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":"2026-10-21T15:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-22T14:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":10,"tmin":1,"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":"2026-10-21T15:00:00.000Z","obsTimeLocal":"2026-10-22T00:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211500Z 33015KT 9999 FEW010 BKN040 10/08 Q1004","temp":10,"dewpoint":8,"humidity":87,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:30:00.000Z","obsTimeLocal":"2026-10-22T00:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 211530Z 34014KT 9999 FEW010 BKN040 09/07 Q1005","temp":9,"dewpoint":7,"humidity":87,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:00:00.000Z","obsTimeLocal":"2026-10-22T01:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211600Z 33014KT 9999 FEW010 BKN030 09/07 Q1005","temp":9,"dewpoint":7,"humidity":87,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:30:00.000Z","obsTimeLocal":"2026-10-22T01:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 211630Z 33015KT 9999 -SHRA FEW010 BKN030 09/07 Q1006","temp":9,"dewpoint":7,"humidity":87,"wind":7.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:00:00.000Z","obsTimeLocal":"2026-10-22T02:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211700Z 33013KT 9999 -SHRA FEW008 SCT013 BKN030 08/06 Q1006","temp":8,"dewpoint":6,"humidity":87,"wind":6.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:30:00.000Z","obsTimeLocal":"2026-10-22T02:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 211730Z 32013KT 9999 FEW008 SCT030 08/06 Q1006","temp":8,"dewpoint":6,"humidity":87,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:00:00.000Z","obsTimeLocal":"2026-10-22T03:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211800Z 32011KT 9999 FEW008 08/04 Q1007","temp":8,"dewpoint":4,"humidity":76,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:30:00.000Z","obsTimeLocal":"2026-10-22T03:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 211830Z 31012KT 9999 -SHRA FEW008 BKN040 08/03 Q1007","temp":8,"dewpoint":3,"humidity":71,"wind":6.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:00:00.000Z","obsTimeLocal":"2026-10-22T04:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 211900Z 32010KT 9999 FEW010 BKN040 07/03 Q1008","temp":7,"dewpoint":3,"humidity":76,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:30:00.000Z","obsTimeLocal":"2026-10-22T04:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 211930Z 32009KT 9999 FEW010 SCT040 07/02 Q1009","temp":7,"dewpoint":2,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:00:00.000Z","obsTimeLocal":"2026-10-22T05:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 212000Z 36004KT 9999 FEW010 05/03 Q1009","temp":5,"dewpoint":3,"humidity":87,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:30:00.000Z","obsTimeLocal":"2026-10-22T05:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 212030Z 31013KT 9999 VCSH FEW010 07/00 Q1010","temp":7,"dewpoint":0,"humidity":61,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:00:00.000Z","obsTimeLocal":"2026-10-22T06:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 212100Z 31006KT 9999 FEW015 05/01 Q1010","temp":5,"dewpoint":1,"humidity":75,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:30:00.000Z","obsTimeLocal":"2026-10-22T06:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 212130Z 33010KT 9999 FEW015 07/01 Q1011","temp":7,"dewpoint":1,"humidity":66,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T22:00:00.000Z","obsTimeLocal":"2026-10-22T07:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 212200Z 31014KT 9999 FEW015 06/01 Q1011","temp":6,"dewpoint":1,"humidity":70,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T22:30:00.000Z","obsTimeLocal":"2026-10-22T07:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 212230Z 32012KT 9999 -SHRA FEW015 SCT040 06/01 Q1011","temp":6,"dewpoint":1,"humidity":70,"wind":6.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T23:00:00.000Z","obsTimeLocal":"2026-10-22T08:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 212300Z 30014KT 9999 -SHRA FEW015 SCT060 BKN120 07/02 Q1012","temp":7,"dewpoint":2,"humidity":70,"wind":7.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T23:30:00.000Z","obsTimeLocal":"2026-10-22T08:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 212330Z 30010KT 9999 -SHRA FEW015 SCT100 06/03 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Q1015","temp":8,"dewpoint":0,"humidity":57,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T04:30:00.000Z","obsTimeLocal":"2026-10-22T13:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220430Z 27012KT 240V310 9999 FEW015 SCT060 08/01 Q1016","temp":8,"dewpoint":1,"humidity":61,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T05:00:00.000Z","obsTimeLocal":"2026-10-22T14:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220500Z 27011KT 9999 FEW015 SCT060 09/00 Q1016","temp":9,"dewpoint":0,"humidity":53,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T05:30:00.000Z","obsTimeLocal":"2026-10-22T14:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220530Z 26008KT 230V330 9999 FEW015 SCT050 09/M00 Q1017","temp":9,"dewpoint":0,"humidity":53,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T06:00:00.000Z","obsTimeLocal":"2026-10-22T15:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220600Z 24008KT 9999 FEW015 BKN050 08/01 Q1017","temp":8,"dewpoint":1,"humidity":61,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T06:30:00.000Z","obsTimeLocal":"2026-10-22T15:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220630Z 25009G19KT 180V280 9999 FEW015 BKN050 08/01 Q1018","temp":8,"dewpoint":1,"humidity":61,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T07:00:00.000Z","obsTimeLocal":"2026-10-22T16:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220700Z 28009G19KT 200V350 9999 FEW015 BKN050 BKN080 07/01 Q1019","temp":7,"dewpoint":1,"humidity":66,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T07:30:00.000Z","obsTimeLocal":"2026-10-22T16:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220730Z 30008KT 9999 FEW015 SCT045 BKN080 07/M01 Q1019","temp":7,"dewpoint":-1,"humidity":57,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T08:00:00.000Z","obsTimeLocal":"2026-10-22T17:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220800Z 30006KT 250V320 9999 FEW015 BKN060 07/M01 Q1019","temp":7,"dewpoint":-1,"humidity":57,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T08:30:00.000Z","obsTimeLocal":"2026-10-22T17:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220830Z 30006KT 9999 FEW015 BKN070 06/M01 Q1020","temp":6,"dewpoint":-1,"humidity":61,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T09:00:00.000Z","obsTimeLocal":"2026-10-22T18:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 220900Z 31006KT 290V010 9999 FEW015 BKN070 06/M01 Q1021","temp":6,"dewpoint":-1,"humidity":61,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T09:30:00.000Z","obsTimeLocal":"2026-10-22T18:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 220930Z 34004KT 300V010 9999 FEW015 BKN070 04/00 Q1021","temp":4,"dewpoint":0,"humidity":75,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T10:00:00.000Z","obsTimeLocal":"2026-10-22T19:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221000Z VRB03KT 9999 FEW015 SCT070 04/00 Q1022","temp":4,"dewpoint":0,"humidity":75,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T10:30:00.000Z","obsTimeLocal":"2026-10-22T19:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 221030Z 20005KT 9999 FEW015 BKN060 04/M01 Q1022","temp":4,"dewpoint":-1,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T11:00:00.000Z","obsTimeLocal":"2026-10-22T20:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221100Z 19004KT 9999 FEW015 BKN060 03/M00 Q1023","temp":3,"dewpoint":0,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T11:30:00.000Z","obsTimeLocal":"2026-10-22T20:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 221130Z 25005KT 210V270 9999 FEW015 BKN060 05/M02 Q1023","temp":5,"dewpoint":-2,"humidity":61,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T12:00:00.000Z","obsTimeLocal":"2026-10-22T21:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221200Z 24007KT 9999 FEW015 SCT060 04/M01 Q1023","temp":4,"dewpoint":-1,"humidity":70,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T12:30:00.000Z","obsTimeLocal":"2026-10-22T21:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 221230Z VRB02KT 9999 FEW015 SCT060 02/M01 Q1024","temp":2,"dewpoint":-1,"humidity":81,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T13:00:00.000Z","obsTimeLocal":"2026-10-22T22:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221300Z 23004KT 190V260 9999 FEW015 SCT060 02/M01 Q1024","temp":2,"dewpoint":-1,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T13:30:00.000Z","obsTimeLocal":"2026-10-22T22:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 221330Z 07003KT 030V100 9999 FEW015 BKN060 02/00 Q1024","temp":2,"dewpoint":0,"humidity":87,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T14:00:00.000Z","obsTimeLocal":"2026-10-22T23:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 221400Z VRB02KT 9999 FEW015 SCT060 01/M00 Q1024","temp":1,"dewpoint":0,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T14:30:00.000Z","obsTimeLocal":"2026-10-22T23:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 221430Z 23005KT 170V340 9999 FEW015 SCT060 04/00 Q1024","temp":4,"dewpoint":0,"humidity":75,"wind":2.6,"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/RJCC/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/RJCC/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for RJCC for the contract date (station-local calendar day), as published at https://weathermarket.io/station/RJCC/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/RJCC/2026-10-22","json":"https://weathermarket.io/api/station/RJCC/2026-10-22","record":"https://weathermarket.io/api/station/RJCC/2026-10-22?format=record","prev":"https://weathermarket.io/station/RJCC/2026-10-21","next":"https://weathermarket.io/station/RJCC/2026-10-23","station":"https://weathermarket.io/station/RJCC","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=RJCC&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=RJCC&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=21&hora=15&anof=2026&mesf=10&dayf=22&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RJCC"}}}