{"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":"2026-10-25","window":{"date":"2026-10-25","timezone":"Asia/Tokyo","dayStartUtc":"2026-10-24T15:00:00.000Z","dayEndUtc":"2026-10-25T15:00:00.000Z","utcOffsetStart":"+09:00","utcOffsetEnd":"+09:00","hours":24},"complete":true,"values":{"tmax":26,"tmaxAt":"2026-10-24T16:00:00.000Z","tmin":20,"tminAt":"2026-10-25T01:30:00.000Z","tavg":21.6,"humidityMean":87.7,"windMean":3.2,"windMax":7.7,"windMaxAt":"2026-10-24T15:00:00.000Z","precipObservedCount":38,"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":"2026-10-24T16:00:00.000Z","obsTimeLocal":"2026-10-25T01:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 241600Z AUTO 16011G21KT 130V200 9999 NSC 26/21 Q1012 NOSIG","temp":26,"dewpoint":21,"humidity":74,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-25T01:30:00.000Z","obsTimeLocal":"2026-10-25T10:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 250130Z 36007KT 320V040 4500 -SHRA BR FEW005 SCT012 BKN020 20/19 Q1016 TEMPO SHRA BR BKN008 BKN010","temp":20,"dewpoint":19,"humidity":94,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-24T15:00:00.000Z","obsTimeLocal":"2026-10-25T00:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 241500Z AUTO 14015KT 9999 NSC 25/21 Q1012 NOSIG","temp":25,"dewpoint":21,"humidity":78,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-25T18:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"d64ba6f9e7e060b0","lastChangedAt":"2026-10-25T14:39:38.884Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/RJFF/2026-10-25?format=record","status":"anchored","sha256":"506285c2d54a2320c5ca1e7de77d5cb37db191280d21b4bd3ef5e7d2f9b0eebe","revision":"d64ba6f9e7e060b0","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":"2026-10-24T16:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-25T01:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":26,"tmin":20,"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":"2026-10-24T15:00:00.000Z","obsTimeLocal":"2026-10-25T00:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 241500Z AUTO 14015KT 9999 NSC 25/21 Q1012 NOSIG","temp":25,"dewpoint":21,"humidity":78,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T15:30:00.000Z","obsTimeLocal":"2026-10-25T00:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 241530Z AUTO 15014KT 9999 NSC 25/21 Q1011 NOSIG","temp":25,"dewpoint":21,"humidity":78,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-24T16:00:00.000Z","obsTimeLocal":"2026-10-25T01:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 241600Z AUTO 16011G21KT 130V200 9999 NSC 26/21 Q1012 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09008KT","temp":23,"dewpoint":17,"humidity":69,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T13:30:00.000Z","obsTimeLocal":"2026-10-25T22:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 251330Z VRB05KT 9999 -SHRA FEW008 BKN045 23/17 Q1013 BECMG 09008KT","temp":23,"dewpoint":17,"humidity":69,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T14:00:00.000Z","obsTimeLocal":"2026-10-25T23:00:00+09:00","metarType":"METAR","raw":"METAR RJFF 251400Z AUTO VRB04KT 9999 -RA FEW035 BKN049 OVC060 21/18 Q1013 BECMG 09008KT","temp":21,"dewpoint":18,"humidity":83,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-25T14:30:00.000Z","obsTimeLocal":"2026-10-25T23:30:00+09:00","metarType":"METAR","raw":"METAR RJFF 251430Z AUTO 05009KT 020V100 8000 RA FEW018 SCT044 BKN046 20/19 Q1013 BECMG 08006KT","temp":20,"dewpoint":19,"humidity":94,"wind":4.6,"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/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/2026-10-25","json":"https://weathermarket.io/api/station/RJFF/2026-10-25","record":"https://weathermarket.io/api/station/RJFF/2026-10-25?format=record","prev":"https://weathermarket.io/station/RJFF/2026-10-24","next":"https://weathermarket.io/station/RJFF/2026-10-26","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=24&year2=2026&month2=10&day2=26&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=24&hora=15&anof=2026&mesf=10&dayf=25&horaf=14&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=RJFF"}}}