{"station":{"icao":"RJFF","city":{"slug":"fukuoka","name":"Fukuoka","country":"Japan"},"timezone":"Asia/Tokyo","lat":33.59,"lon":130.4,"us":false,"html":"https://weathermarket.io/station/RJFF","json":"https://weathermarket.io/api/station/RJFF","nwsCli":null},"date":"2026-10-30","window":{"date":"2026-10-30","timezone":"Asia/Tokyo","dayStartUtc":"2026-10-29T15:00:00.000Z","dayEndUtc":"2026-10-30T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":21,"tmaxAt":"2026-10-30T04:30:00.000Z","tmin":13,"tminAt":"2026-10-30T14:30:00.000Z","tavg":18.1,"humidityMean":82.6,"windMean":3.1,"windMax":6.2,"windMaxAt":"2026-10-29T20:00:00.000Z","precipObservedCount":15,"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":"2026-10-30T04:30:00.000Z","obsTimeLocal":"2026-10-30T13:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 300430Z 27007KT 190V310 9999 FEW010 SCT020 BKN040 21/14 Q1016 NOSIG","temp":21,"dewpoint":14,"humidity":64,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-30T14:30:00.000Z","obsTimeLocal":"2026-10-30T23:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 301430Z AUTO 15003KT 9999 FEW045 13/11 Q1018 NOSIG","temp":13,"dewpoint":11,"humidity":88,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-29T20:00:00.000Z","obsTimeLocal":"2026-10-30T05:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 292000Z AUTO 14012KT 9999 FEW029 SCT033 OVC050 18/16 Q1016 TEMPO 4000 SHRA BR","temp":18,"dewpoint":16,"humidity":88,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-30T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"cc1f22ec0b4ea38a","lastChangedAt":"2026-10-30T14:39:49.902Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJFF/2026-10-30?format=record","status":"anchored","sha256":"4ec22b6fb6ed587245b89bcf2d4a0360be358a00d63989c4404e9fcf504f3c2c","revision":"cc1f22ec0b4ea38a","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":"2026-10-30T04:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-30T14:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21,"tmin":13,"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":"2026-10-29T15:00:00.000Z","obsTimeLocal":"2026-10-30T00:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 291500Z AUTO 16003KT 110V180 5000 RA BR SCT027 SCT037 BKN043 //////TCU 18/17 Q1019 TEMPO 4000 SHRA BR","temp":18,"dewpoint":17,"humidity":94,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T15:30:00.000Z","obsTimeLocal":"2026-10-30T00:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 291530Z AUTO 14006KT 8000 RA FEW017 SCT038 BKN060 17/17 Q1018 TEMPO 4000 SHRA BR","temp":17,"dewpoint":17,"humidity":100,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T16:00:00.000Z","obsTimeLocal":"2026-10-30T01:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 291600Z AUTO 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NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T13:30:00.000Z","obsTimeLocal":"2026-10-30T22:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 301330Z 13003KT 090V160 9999 FEW030 SCT050 15/12 Q1018 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T14:00:00.000Z","obsTimeLocal":"2026-10-30T23:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 301400Z AUTO 13003KT 080V180 9999 FEW049 SCT050 14/12 Q1018 NOSIG","temp":14,"dewpoint":12,"humidity":88,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T14:30:00.000Z","obsTimeLocal":"2026-10-30T23:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 301430Z AUTO 15003KT 9999 FEW045 13/11 Q1018 NOSIG","temp":13,"dewpoint":11,"humidity":88,"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/RJFF/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/RJFF/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for RJFF for the contract date (station-local calendar day), as published at https://weathermarket.io/station/RJFF/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/RJFF/2026-10-30","json":"https://weathermarket.io/api/station/RJFF/2026-10-30","record":"https://weathermarket.io/api/station/RJFF/2026-10-30?format=record","prev":"https://weathermarket.io/station/RJFF/2026-10-29","next":"https://weathermarket.io/station/RJFF/2026-10-31","station":"https://weathermarket.io/station/RJFF","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=RJFF&data=metar&year1=2026&month1=10&day1=29&year2=2026&month2=10&day2=31&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=RJFF&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=29&hora=15&anof=2026&mesf=10&dayf=30&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RJFF"}}}