{"station":{"icao":"LEMD","city":{"slug":"madrid","name":"Madrid","country":"Spain"},"timezone":"Europe/Madrid","lat":40.42,"lon":-3.7,"us":false,"html":"https://weathermarket.io/station/LEMD","json":"https://weathermarket.io/api/station/LEMD","nwsCli":null},"date":"2026-10-03","window":{"date":"2026-10-03","timezone":"Europe/Madrid","dayStartUtc":"2026-10-02T22:00:00.000Z","dayEndUtc":"2026-10-03T22:00:00.000Z","utcOffsetStart":"+02:00","utcOffsetEnd":"+02:00","hours":24},"complete":true,"values":{"tmax":22,"tmaxAt":"2026-10-03T16:00:00.000Z","tmin":16,"tminAt":"2026-10-03T07:00:00.000Z","tavg":18.6,"humidityMean":84.8,"windMean":0.9,"windMax":2.1,"windMaxAt":"2026-10-03T01:00:00.000Z","precipObservedCount":14,"nObservations":50,"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":"2026-10-03T16:00:00.000Z","obsTimeLocal":"2026-10-03T18:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 031600Z 08002KT 9999 FEW030 22/16 Q1022 NOSIG","temp":22,"dewpoint":16,"humidity":69,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-03T07:00:00.000Z","obsTimeLocal":"2026-10-03T09:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 030700Z VRB01KT 8000 SHRA FEW025 SCT050TCU BKN070 16/16 Q1024 NOSIG","temp":16,"dewpoint":16,"humidity":100,"wind":0.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-03T01:00:00.000Z","obsTimeLocal":"2026-10-03T03:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 030100Z 34004KT 9999 BKN027 18/15 Q1024 NOSIG","temp":18,"dewpoint":15,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-04T01:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"7b6f0de37d30d029","lastChangedAt":"2026-10-03T21:35:14.012Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/LEMD/2026-10-03?format=record","status":"anchored","sha256":"9350df25c9607c73b276ed1de640831bf3269c49a0e1401b7757f71c88fbb623","revision":"7b6f0de37d30d029","flareTxHash":"0x5f816a12f06ea84a5b337e5e9cd4e6ca5f9f9c38ebe9f40b522374be12879055","flareBlock":71262941,"anchoredAt":"2026-10-04T01:01:13.192Z","explorer":"https://flare-explorer.flare.network/tx/0x5f816a12f06ea84a5b337e5e9cd4e6ca5f9f9c38ebe9f40b522374be12879055","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":50,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-03T16:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-03T07:00:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":22,"tmin":16,"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":"2026-10-02T22:00:00.000Z","obsTimeLocal":"2026-10-03T00:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 022200Z 36003KT 340V040 9999 SCT028 19/15 Q1025 NOSIG","temp":19,"dewpoint":15,"humidity":78,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-02T22:30:00.000Z","obsTimeLocal":"2026-10-03T00:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 022230Z 36002KT 9999 FEW027 18/15 Q1025 NOSIG","temp":18,"dewpoint":15,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-02T23:00:00.000Z","obsTimeLocal":"2026-10-03T01:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 022300Z VRB02KT 9999 SCT025 19/15 Q1025 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NOSIG","temp":20,"dewpoint":17,"humidity":83,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T18:00:00.000Z","obsTimeLocal":"2026-10-03T20:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 031800Z VRB02KT 9999 SCT027 20/17 Q1022 NOSIG","temp":20,"dewpoint":17,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T18:30:00.000Z","obsTimeLocal":"2026-10-03T20:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 031830Z 01002KT 9999 SCT030 19/16 Q1022 NOSIG","temp":19,"dewpoint":16,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T19:00:00.000Z","obsTimeLocal":"2026-10-03T21:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 031900Z 04002KT 9999 SCT030 19/16 Q1022 NOSIG","temp":19,"dewpoint":16,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T19:30:00.000Z","obsTimeLocal":"2026-10-03T21:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 031930Z VRB02KT 9999 FEW030 19/16 Q1022 NOSIG","temp":19,"dewpoint":16,"humidity":83,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T20:00:00.000Z","obsTimeLocal":"2026-10-03T22:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 032000Z VRB02KT 9999 SCT040 18/16 Q1023 NOSIG","temp":18,"dewpoint":16,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T20:30:00.000Z","obsTimeLocal":"2026-10-03T22:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 032030Z VRB02KT 9999 SCT040 18/16 Q1023 NOSIG","temp":18,"dewpoint":16,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T21:00:00.000Z","obsTimeLocal":"2026-10-03T23:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 032100Z VRB01KT 9999 SCT040 17/16 Q1023 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-03T21:30:00.000Z","obsTimeLocal":"2026-10-03T23:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 032130Z 00000KT 9999 SCT040 17/16 Q1023 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":0,"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/LEMD/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/LEMD/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for LEMD for the contract date (station-local calendar day), as published at https://weathermarket.io/station/LEMD/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/LEMD/2026-10-03","json":"https://weathermarket.io/api/station/LEMD/2026-10-03","record":"https://weathermarket.io/api/station/LEMD/2026-10-03?format=record","prev":"https://weathermarket.io/station/LEMD/2026-10-02","next":"https://weathermarket.io/station/LEMD/2026-10-04","station":"https://weathermarket.io/station/LEMD","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=LEMD&data=metar&year1=2026&month1=10&day1=2&year2=2026&month2=10&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=LEMD&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=2&hora=22&anof=2026&mesf=10&dayf=3&horaf=21&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=LEMD"}}}