{"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":"2026-11-03","window":{"date":"2026-11-03","timezone":"Asia/Tokyo","dayStartUtc":"2026-11-02T15:00:00.000Z","dayEndUtc":"2026-11-03T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":9,"tmaxAt":"2026-11-03T03:30:00.000Z","tmin":-1,"tminAt":"2026-11-03T13:30:00.000Z","tavg":4.9,"humidityMean":74.4,"windMean":3.2,"windMax":7.2,"windMaxAt":"2026-11-03T04:00:00.000Z","precipObservedCount":9,"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":"2026-11-03T03:30:00.000Z","obsTimeLocal":"2026-11-03T12:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 030330Z 30013KT 9999 FEW030 SCT040 BKN050 09/M03 Q1017","temp":9,"dewpoint":-3,"humidity":43,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-03T13:30:00.000Z","obsTimeLocal":"2026-11-03T22:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031330Z 12003KT 090V150 9999 FEW015 M01/M03 Q1020","temp":-1,"dewpoint":-3,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-03T04:00:00.000Z","obsTimeLocal":"2026-11-03T13:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 030400Z 30014KT 9999 FEW030 BKN050 09/M05 Q1017","temp":9,"dewpoint":-5,"humidity":37,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-03T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"77eaec81fc1e905f","lastChangedAt":"2026-11-03T14:38:43.811Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJCC/2026-11-03?format=record","status":"anchored","sha256":"e695a86bbb3f92f4a95a279e27b7245b4445351fe0849b9502d71cf603278b62","revision":"77eaec81fc1e905f","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":"2026-11-03T03:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-03T13:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":9,"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":"2026-11-02T15:00:00.000Z","obsTimeLocal":"2026-11-03T00:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 021500Z 32003KT 9999 FEW015 SCT040 BKN080 05/03 Q1013","temp":5,"dewpoint":3,"humidity":87,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T15:30:00.000Z","obsTimeLocal":"2026-11-03T00:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 021530Z 32002KT 9999 FEW015 BKN050 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T16:00:00.000Z","obsTimeLocal":"2026-11-03T01:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 021600Z 32004KT 9999 FEW015 BKN050 BKN070 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T16:30:00.000Z","obsTimeLocal":"2026-11-03T01:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 021630Z 32005KT 9999 FEW015 SCT050 BKN070 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T17:00:00.000Z","obsTimeLocal":"2026-11-03T02:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 021700Z 31006KT 9999 FEW015 SCT050 BKN070 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T17:30:00.000Z","obsTimeLocal":"2026-11-03T02:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 021730Z 32005KT 9999 FEW015 BKN050 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:00:00.000Z","obsTimeLocal":"2026-11-03T03:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 021800Z 31004KT 9999 FEW015 BKN050 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T18:30:00.000Z","obsTimeLocal":"2026-11-03T03:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 021830Z 31003KT 9999 -SHRA FEW015 BKN050 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T19:00:00.000Z","obsTimeLocal":"2026-11-03T04:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 021900Z 33003KT 9999 -SHRA FEW015 BKN040 05/02 Q1013","temp":5,"dewpoint":2,"humidity":81,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T19:30:00.000Z","obsTimeLocal":"2026-11-03T04:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 021930Z 33003KT 9999 -SHRA FEW015 BKN040 05/03 Q1014","temp":5,"dewpoint":3,"humidity":87,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T20:00:00.000Z","obsTimeLocal":"2026-11-03T05:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 022000Z 36003KT 9999 -SHRA FEW015 BKN040 04/03 Q1014","temp":4,"dewpoint":3,"humidity":93,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T20:30:00.000Z","obsTimeLocal":"2026-11-03T05:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 022030Z 35002KT 9999 -SHRA FEW015 BKN040 04/03 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Q1015","temp":4,"dewpoint":3,"humidity":93,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T22:30:00.000Z","obsTimeLocal":"2026-11-03T07:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 022230Z 36013KT 9999 FEW010 SCT045 BKN070 05/03 Q1016","temp":5,"dewpoint":3,"humidity":87,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T23:00:00.000Z","obsTimeLocal":"2026-11-03T08:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 022300Z 36012KT 9999 FEW010 SCT050 BKN070 05/03 Q1016","temp":5,"dewpoint":3,"humidity":87,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-02T23:30:00.000Z","obsTimeLocal":"2026-11-03T08:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 022330Z 34011KT 9999 FEW020 SCT060 07/03 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Q1018","temp":8,"dewpoint":-3,"humidity":46,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T06:00:00.000Z","obsTimeLocal":"2026-11-03T15:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 030600Z 35012KT 9999 FEW030 SCT070 07/M01 Q1018","temp":7,"dewpoint":-1,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T06:30:00.000Z","obsTimeLocal":"2026-11-03T15:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 030630Z 36008KT 9999 FEW030 SCT060 06/M01 Q1018","temp":6,"dewpoint":-1,"humidity":61,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T07:00:00.000Z","obsTimeLocal":"2026-11-03T16:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 030700Z 07003KT 030V110 9999 FEW030 SCT060 06/M01 Q1019","temp":6,"dewpoint":-1,"humidity":61,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T07:30:00.000Z","obsTimeLocal":"2026-11-03T16:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 030730Z 10003KT 9999 FEW030 BKN050 06/M01 Q1019","temp":6,"dewpoint":-1,"humidity":61,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T08:00:00.000Z","obsTimeLocal":"2026-11-03T17:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 030800Z 10003KT 060V170 9999 FEW030 BKN050 05/M02 Q1020","temp":5,"dewpoint":-2,"humidity":61,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T08:30:00.000Z","obsTimeLocal":"2026-11-03T17:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 030830Z 07003KT 050V110 9999 FEW015 BKN050 04/M01 Q1020","temp":4,"dewpoint":-1,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T09:00:00.000Z","obsTimeLocal":"2026-11-03T18:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 030900Z 07003KT 9999 FEW015 BKN060 04/M01 Q1020","temp":4,"dewpoint":-1,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T09:30:00.000Z","obsTimeLocal":"2026-11-03T18:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 030930Z VRB02KT 9999 FEW015 BKN060 04/M01 Q1021","temp":4,"dewpoint":-1,"humidity":70,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T10:00:00.000Z","obsTimeLocal":"2026-11-03T19:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 031000Z VRB02KT 9999 FEW015 BKN060 03/M01 Q1021","temp":3,"dewpoint":-1,"humidity":75,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T10:30:00.000Z","obsTimeLocal":"2026-11-03T19:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031030Z VRB01KT 9999 FEW015 BKN060 03/M01 Q1021","temp":3,"dewpoint":-1,"humidity":75,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T11:00:00.000Z","obsTimeLocal":"2026-11-03T20:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 031100Z VRB02KT 9999 FEW015 BKN060 BKN070 03/M00 Q1022","temp":3,"dewpoint":0,"humidity":81,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T11:30:00.000Z","obsTimeLocal":"2026-11-03T20:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031130Z 12004KT 9999 FEW015 SCT070 02/M01 Q1021","temp":2,"dewpoint":-1,"humidity":81,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T12:00:00.000Z","obsTimeLocal":"2026-11-03T21:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 031200Z 12002KT 9999 FEW015 00/M02 Q1021","temp":0,"dewpoint":-2,"humidity":86,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T12:30:00.000Z","obsTimeLocal":"2026-11-03T21:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031230Z 13003KT 080V160 9999 FEW015 00/M02 Q1021","temp":0,"dewpoint":-2,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T13:00:00.000Z","obsTimeLocal":"2026-11-03T22:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 031300Z 12003KT 9999 FEW015 01/M01 Q1021","temp":1,"dewpoint":-1,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T13:30:00.000Z","obsTimeLocal":"2026-11-03T22:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031330Z 12003KT 090V150 9999 FEW015 M01/M03 Q1020","temp":-1,"dewpoint":-3,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T14:00:00.000Z","obsTimeLocal":"2026-11-03T23:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 031400Z 15004KT 9999 FEW015 SCT050 00/M02 Q1020","temp":0,"dewpoint":-2,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-03T14:30:00.000Z","obsTimeLocal":"2026-11-03T23:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 031430Z 20005KT 160V260 9999 -SHRA FEW015 BKN025 BKN050 02/M01 Q1020","temp":2,"dewpoint":-1,"humidity":81,"wind":2.6,"precipObserved":true,"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/2026-11-03","json":"https://weathermarket.io/api/station/RJCC/2026-11-03","record":"https://weathermarket.io/api/station/RJCC/2026-11-03?format=record","prev":"https://weathermarket.io/station/RJCC/2026-11-02","next":"https://weathermarket.io/station/RJCC/2026-11-04","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=11&day1=2&year2=2026&month2=11&day2=4&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=11&day=2&hora=15&anof=2026&mesf=11&dayf=3&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RJCC"}}}