{"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":"2026-11-01","window":{"date":"2026-11-01","timezone":"Asia/Tokyo","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":8,"tmaxAt":"2026-10-31T23:30:00.000Z","tmin":1,"tminAt":"2026-11-01T12:00:00.000Z","tavg":5.4,"humidityMean":57.3,"windMean":2.9,"windMax":7.2,"windMaxAt":"2026-11-01T02:00:00.000Z","precipObservedCount":7,"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":"2026-10-31T23:30:00.000Z","obsTimeLocal":"2026-11-01T08:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 312330Z 28010KT 9999 FEW020 BKN050 08/M05 Q1014","temp":8,"dewpoint":-5,"humidity":39,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-01T12:00:00.000Z","obsTimeLocal":"2026-11-01T21:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 011200Z VRB02KT 9999 FEW030 BKN110 BKN/// 01/M02 Q1016","temp":1,"dewpoint":-2,"humidity":80,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-01T02:00:00.000Z","obsTimeLocal":"2026-11-01T11:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 010200Z 30014KT 260V320 9999 FEW020 SCT050 BKN/// 07/M04 Q1014","temp":7,"dewpoint":-4,"humidity":45,"wind":7.2,"precipObserved":false,"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":"5b4f8f83a05d34bf","lastChangedAt":"2026-11-01T14:38:53.614Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJCC/2026-11-01?format=record","status":"anchored","sha256":"f3abb1e2cad0d4ea9c500ad78df7aa67f7c51c58608bed4819e5cc8d58c49919","revision":"5b4f8f83a05d34bf","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":"2026-10-31T23:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-01T12:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":8,"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":"2026-10-31T15:00:00.000Z","obsTimeLocal":"2026-11-01T00:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 311500Z VRB02KT 9999 FEW010 BKN060 04/00 Q1010","temp":4,"dewpoint":0,"humidity":75,"wind":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 RJCC 311530Z VRB02KT 9999 FEW010 BKN050 06/M00 Q1011","temp":6,"dewpoint":0,"humidity":65,"wind":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 RJCC 311600Z 29008KT 260V320 9999 -SHRA FEW010 BKN050 06/00 Q1011","temp":6,"dewpoint":0,"humidity":65,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T16:30:00.000Z","obsTimeLocal":"2026-11-01T01:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 311630Z 32010KT 9999 -SHRA FEW010 BKN060 05/01 Q1011","temp":5,"dewpoint":1,"humidity":75,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:00:00.000Z","obsTimeLocal":"2026-11-01T02:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 311700Z 32005KT 9999 -SHRA FEW010 BKN050 05/01 Q1011","temp":5,"dewpoint":1,"humidity":75,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T17:30:00.000Z","obsTimeLocal":"2026-11-01T02:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 311730Z 32005KT 9999 -SHRA FEW010 BKN050 05/00 Q1011","temp":5,"dewpoint":0,"humidity":70,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T18:00:00.000Z","obsTimeLocal":"2026-11-01T03:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 311800Z 25006KT 9999 FEW010 BKN050 05/00 Q1011","temp":5,"dewpoint":0,"humidity":70,"wind":3.1,"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 RJCC 311830Z 31005KT 280V350 9999 FEW010 BKN050 06/M03 Q1011","temp":6,"dewpoint":-3,"humidity":52,"wind":2.6,"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 RJCC 311900Z 31007KT 9999 FEW010 BKN050 06/M04 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Q1012","temp":5,"dewpoint":-3,"humidity":56,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:00:00.000Z","obsTimeLocal":"2026-11-01T06:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 312100Z 30006KT 9999 -SHRASN FEW010 BKN050 05/M02 Q1012","temp":5,"dewpoint":-2,"humidity":61,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T21:30:00.000Z","obsTimeLocal":"2026-11-01T06:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 312130Z 28006KT 250V350 9999 FEW010 BKN060 06/M04 Q1013","temp":6,"dewpoint":-4,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:00:00.000Z","obsTimeLocal":"2026-11-01T07:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 312200Z 28009KT 250V330 9999 FEW010 BKN060 06/M05 Q1013","temp":6,"dewpoint":-5,"humidity":45,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T22:30:00.000Z","obsTimeLocal":"2026-11-01T07:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 312230Z 28005KT 250V320 9999 FEW020 BKN050 06/M05 Q1014","temp":6,"dewpoint":-5,"humidity":45,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:00:00.000Z","obsTimeLocal":"2026-11-01T08:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 312300Z 29006KT 240V040 9999 FEW020 BKN050 06/M05 Q1014","temp":6,"dewpoint":-5,"humidity":45,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T23:30:00.000Z","obsTimeLocal":"2026-11-01T08:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 312330Z 28010KT 9999 FEW020 BKN050 08/M05 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Q1014","temp":8,"dewpoint":-4,"humidity":42,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T06:00:00.000Z","obsTimeLocal":"2026-11-01T15:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 010600Z 03008KT 9999 FEW020 BKN170 07/M03 Q1014","temp":7,"dewpoint":-3,"humidity":49,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T06:30:00.000Z","obsTimeLocal":"2026-11-01T15:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 010630Z 03007KT 9999 FEW020 BKN160 07/M03 Q1014","temp":7,"dewpoint":-3,"humidity":49,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T07:00:00.000Z","obsTimeLocal":"2026-11-01T16:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 010700Z 02007KT 340V050 9999 FEW030 SCT150 BKN/// 07/M03 Q1014","temp":7,"dewpoint":-3,"humidity":49,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T07:30:00.000Z","obsTimeLocal":"2026-11-01T16:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 010730Z 01005KT 9999 FEW030 SCT180 OVC/// 06/M04 Q1015","temp":6,"dewpoint":-4,"humidity":49,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T08:00:00.000Z","obsTimeLocal":"2026-11-01T17:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 010800Z 36005KT 340V050 9999 FEW030 SCT180 BKN/// 05/M04 Q1015","temp":5,"dewpoint":-4,"humidity":52,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T08:30:00.000Z","obsTimeLocal":"2026-11-01T17:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 010830Z 35003KT 310V040 9999 FEW030 SCT050 BKN/// 05/M03 Q1015","temp":5,"dewpoint":-3,"humidity":56,"wind":1.5,"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 RJCC 010900Z 14003KT 090V180 9999 FEW030 SCT/// 03/M03 Q1016","temp":3,"dewpoint":-3,"humidity":65,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T09:30:00.000Z","obsTimeLocal":"2026-11-01T18:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 010930Z VRB02KT 9999 FEW030 SCT130 06/M04 Q1016","temp":6,"dewpoint":-4,"humidity":49,"wind":1,"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 RJCC 011000Z 22006KT 150V250 9999 FEW030 SCT160 04/M03 Q1016","temp":4,"dewpoint":-3,"humidity":60,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T10:30:00.000Z","obsTimeLocal":"2026-11-01T19:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 011030Z 17003KT 130V230 9999 FEW030 BKN120 BKN/// 03/M02 Q1016","temp":3,"dewpoint":-2,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T11:00:00.000Z","obsTimeLocal":"2026-11-01T20:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 011100Z 15003KT 9999 FEW030 SCT050 BKN130 03/M03 Q1016","temp":3,"dewpoint":-3,"humidity":65,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T11:30:00.000Z","obsTimeLocal":"2026-11-01T20:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 011130Z 22003KT 150V250 9999 FEW030 SCT110 BKN/// 03/M02 Q1016","temp":3,"dewpoint":-2,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T12:00:00.000Z","obsTimeLocal":"2026-11-01T21:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 011200Z VRB02KT 9999 FEW030 BKN110 BKN/// 01/M02 Q1016","temp":1,"dewpoint":-2,"humidity":80,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T12:30:00.000Z","obsTimeLocal":"2026-11-01T21:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 011230Z VRB02KT 9999 FEW030 BKN110 BKN/// 01/M02 Q1016","temp":1,"dewpoint":-2,"humidity":80,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-01T13:00:00.000Z","obsTimeLocal":"2026-11-01T22:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 011300Z 11003KT 080V150 9999 FEW030 SCT110 BKN/// 01/M02 Q1016","temp":1,"dewpoint":-2,"humidity":80,"wind":1.5,"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 RJCC 011330Z 06003KT 9999 FEW030 BKN130 BKN/// 01/M01 Q1015","temp":1,"dewpoint":-1,"humidity":86,"wind":1.5,"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 RJCC 011400Z VRB02KT 9999 FEW030 BKN130 BKN/// 01/M02 Q1015","temp":1,"dewpoint":-2,"humidity":80,"wind":1,"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 RJCC 011430Z VRB01KT 9999 FEW020 BKN120 BKN/// 01/M01 Q1015","temp":1,"dewpoint":-1,"humidity":86,"wind":0.5,"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/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/2026-11-01","json":"https://weathermarket.io/api/station/RJCC/2026-11-01","record":"https://weathermarket.io/api/station/RJCC/2026-11-01?format=record","prev":"https://weathermarket.io/station/RJCC/2026-10-31","next":"https://weathermarket.io/station/RJCC/2026-11-02","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=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=RJCC&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=RJCC"}}}