{"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":"2026-11-10","window":{"date":"2026-11-10","timezone":"Asia/Tokyo","dayStartUtc":"2026-11-09T15:00:00.000Z","dayEndUtc":"2026-11-10T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":0,"tmaxAt":"2026-11-10T05:30:00.000Z","tmin":-5,"tminAt":"2026-11-09T16:30:00.000Z","tavg":-2.7,"humidityMean":83.4,"windMean":2.4,"windMax":6.7,"windMaxAt":"2026-11-10T00:00:00.000Z","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":"2026-11-10T05:30:00.000Z","obsTimeLocal":"2026-11-10T14:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 100530Z 35006KT 9999 FEW020 M00/M06 Q1022","temp":0,"dewpoint":-6,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-09T16:30:00.000Z","obsTimeLocal":"2026-11-10T01:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 091630Z 02002KT 9999 FEW010 SCT060 BKN080 M05/M05 Q1021","temp":-5,"dewpoint":-5,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-10T00:00:00.000Z","obsTimeLocal":"2026-11-10T09:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 100000Z 32013KT 5000 R01L/2000N R01R/2000N -SHSN FEW005 SCT020 BKN040 M03/M06 Q1022","temp":-3,"dewpoint":-6,"humidity":80,"wind":6.7,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-10T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"80142ff149ec92be","lastChangedAt":"2026-11-10T14:38:41.011Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJCC/2026-11-10?format=record","status":"anchored","sha256":"4a32ba173f8258b97aa5f0be8967f84d4b69daa4a7f0c098bbb5eed5292de06b","revision":"80142ff149ec92be","flareTxHash":"0xc89b639bdffa4badcf113e74453e0498a8820b9d52763718c1635dbd992e15a3","flareBlock":74223115,"anchoredAt":"2026-11-10T18:01:21.260Z","explorer":"https://flare-explorer.flare.network/tx/0xc89b639bdffa4badcf113e74453e0498a8820b9d52763718c1635dbd992e15a3","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":"2026-11-10T05:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-09T16:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":0,"tmin":-5,"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":"2026-11-09T15:00:00.000Z","obsTimeLocal":"2026-11-10T00:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 091500Z VRB02KT 9999 FEW010 SCT050 BKN070 M03/M04 Q1022","temp":-3,"dewpoint":-4,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T15:30:00.000Z","obsTimeLocal":"2026-11-10T00:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 091530Z 17003KT 9999 FEW010 SCT080 M03/M04 Q1021","temp":-3,"dewpoint":-4,"humidity":93,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T16:00:00.000Z","obsTimeLocal":"2026-11-10T01:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 091600Z VRB01KT 9999 FEW010 SCT090 M04/M05 Q1021","temp":-4,"dewpoint":-5,"humidity":93,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T16:30:00.000Z","obsTimeLocal":"2026-11-10T01:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 091630Z 02002KT 9999 FEW010 SCT060 BKN080 M05/M05 Q1021","temp":-5,"dewpoint":-5,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T17:00:00.000Z","obsTimeLocal":"2026-11-10T02:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 091700Z VRB02KT 9999 FEW010 SCT040 BKN080 M04/M05 Q1021","temp":-4,"dewpoint":-5,"humidity":93,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T17:30:00.000Z","obsTimeLocal":"2026-11-10T02:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 091730Z VRB01KT 9999 FEW010 SCT040 BKN070 M04/M04 Q1021","temp":-4,"dewpoint":-4,"humidity":100,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T18:00:00.000Z","obsTimeLocal":"2026-11-10T03:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 091800Z 31003KT 9999 FEW010 SCT040 BKN070 M04/M04 Q1021","temp":-4,"dewpoint":-4,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T18:30:00.000Z","obsTimeLocal":"2026-11-10T03:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 091830Z 29004KT 9999 FEW010 SCT040 BKN060 M04/M05 Q1021","temp":-4,"dewpoint":-5,"humidity":93,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T19:00:00.000Z","obsTimeLocal":"2026-11-10T04:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 091900Z 30003KT 9999 FEW010 SCT040 BKN060 M04/M05 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Q1022","temp":0,"dewpoint":-6,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T06:00:00.000Z","obsTimeLocal":"2026-11-10T15:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 100600Z 35006KT 9999 FEW020 M00/M06 Q1022","temp":0,"dewpoint":-6,"humidity":64,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T06:30:00.000Z","obsTimeLocal":"2026-11-10T15:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 100630Z 35006KT 9999 FEW020 SCT050 M01/M06 Q1022","temp":-1,"dewpoint":-6,"humidity":69,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T07:00:00.000Z","obsTimeLocal":"2026-11-10T16:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 100700Z 02004KT 9999 FEW020 SCT050 M01/M06 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Q1022","temp":-2,"dewpoint":-6,"humidity":74,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T09:00:00.000Z","obsTimeLocal":"2026-11-10T18:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 100900Z VRB01KT 9999 FEW015 BKN040 M02/M05 Q1023","temp":-2,"dewpoint":-5,"humidity":80,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T09:30:00.000Z","obsTimeLocal":"2026-11-10T18:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 100930Z VRB01KT 9999 FEW015 BKN040 M03/M06 Q1023","temp":-3,"dewpoint":-6,"humidity":80,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T10:00:00.000Z","obsTimeLocal":"2026-11-10T19:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 101000Z 10002KT 9999 FEW015 BKN040 M03/M05 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Q1023","temp":-2,"dewpoint":-6,"humidity":74,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T12:00:00.000Z","obsTimeLocal":"2026-11-10T21:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 101200Z VRB02KT 9999 FEW010 BKN030 M03/M05 Q1023","temp":-3,"dewpoint":-5,"humidity":86,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T12:30:00.000Z","obsTimeLocal":"2026-11-10T21:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 101230Z VRB02KT 9999 FEW010 BKN030 M03/M05 Q1023","temp":-3,"dewpoint":-5,"humidity":86,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T13:00:00.000Z","obsTimeLocal":"2026-11-10T22:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 101300Z VRB01KT 9999 FEW010 BKN030 M04/M05 Q1023","temp":-4,"dewpoint":-5,"humidity":93,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T13:30:00.000Z","obsTimeLocal":"2026-11-10T22:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 101330Z 34003KT 9999 FEW010 M04/M05 Q1023","temp":-4,"dewpoint":-5,"humidity":93,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T14:00:00.000Z","obsTimeLocal":"2026-11-10T23:00:00+09:00","metarType":"METAR","raw":"METAR RJCC 101400Z 33002KT 9999 FEW010 M04/M06 Q1023","temp":-4,"dewpoint":-6,"humidity":86,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T14:30:00.000Z","obsTimeLocal":"2026-11-10T23:30:00+09:00","metarType":"METAR","raw":"METAR RJCC 101430Z 32003KT 9999 FEW010 M05/M06 Q1023","temp":-5,"dewpoint":-6,"humidity":93,"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/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/2026-11-10","json":"https://weathermarket.io/api/station/RJCC/2026-11-10","record":"https://weathermarket.io/api/station/RJCC/2026-11-10?format=record","prev":"https://weathermarket.io/station/RJCC/2026-11-09","next":"https://weathermarket.io/station/RJCC/2026-11-11","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=9&year2=2026&month2=11&day2=11&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=9&hora=15&anof=2026&mesf=11&dayf=10&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RJCC"}}}