{"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":"2026-10-21","window":{"date":"2026-10-21","timezone":"Europe/Madrid","dayStartUtc":"2026-10-20T22:00:00.000Z","dayEndUtc":"2026-10-21T22:00:00.000Z","utcOffsetStart":"+02:00","utcOffsetEnd":"+02:00","hours":24},"complete":true,"values":{"tmax":19,"tmaxAt":"2026-10-21T14:30:00.000Z","tmin":5,"tminAt":"2026-10-21T06:30:00.000Z","tavg":11.9,"humidityMean":66.6,"windMean":1.4,"windMax":4.1,"windMaxAt":"2026-10-21T17:30:00.000Z","precipObservedCount":0,"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":"2026-10-21T14:30:00.000Z","obsTimeLocal":"2026-10-21T16:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211430Z 23004KT CAVOK 19/04 Q1022 NOSIG","temp":19,"dewpoint":4,"humidity":37,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-21T06:30:00.000Z","obsTimeLocal":"2026-10-21T08:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 210630Z 01002KT CAVOK 05/05 Q1020 NOSIG","temp":5,"dewpoint":5,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-21T17:30:00.000Z","obsTimeLocal":"2026-10-21T19:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211730Z 27008KT 230V300 CAVOK 17/03 Q1023 NOSIG","temp":17,"dewpoint":3,"humidity":39,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-22T01:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"5a3f6033de6995e1","lastChangedAt":"2026-10-21T21:34:38.317Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/LEMD/2026-10-21?format=record","status":"anchored","sha256":"7fe61b8a037ea1881b0b79dc232402918e03d3885e5211f07d4ad4f0255b271c","revision":"5a3f6033de6995e1","flareTxHash":"0x790ab4b99a6489815db7e645b792a36c3e858458cd337044f26fb98925f06b12","flareBlock":73840187,"anchoredAt":"2026-11-05T23:01:37.135Z","explorer":"https://flare-explorer.flare.network/tx/0x790ab4b99a6489815db7e645b792a36c3e858458cd337044f26fb98925f06b12","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":"2026-10-21T14:30:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-21T06:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":19,"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":"2026-10-20T22:00:00.000Z","obsTimeLocal":"2026-10-21T00:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 202200Z VRB02KT CAVOK 10/05 Q1017 NOSIG","temp":10,"dewpoint":5,"humidity":71,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T22:30:00.000Z","obsTimeLocal":"2026-10-21T00:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 202230Z VRB01KT CAVOK 10/06 Q1018 NOSIG","temp":10,"dewpoint":6,"humidity":76,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T23:00:00.000Z","obsTimeLocal":"2026-10-21T01:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 202300Z 01003KT 340V050 CAVOK 10/06 Q1018 NOSIG","temp":10,"dewpoint":6,"humidity":76,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-20T23:30:00.000Z","obsTimeLocal":"2026-10-21T01:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 202330Z VRB02KT CAVOK 10/06 Q1018 NOSIG","temp":10,"dewpoint":6,"humidity":76,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T00:00:00.000Z","obsTimeLocal":"2026-10-21T02:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 210000Z 03002KT CAVOK 09/06 Q1018 NOSIG","temp":9,"dewpoint":6,"humidity":81,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T00:30:00.000Z","obsTimeLocal":"2026-10-21T02:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 210030Z VRB01KT CAVOK 09/06 Q1018 NOSIG","temp":9,"dewpoint":6,"humidity":81,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T01:00:00.000Z","obsTimeLocal":"2026-10-21T03:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 210100Z VRB02KT CAVOK 09/06 Q1018 NOSIG","temp":9,"dewpoint":6,"humidity":81,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T01:30:00.000Z","obsTimeLocal":"2026-10-21T03:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 210130Z 00000KT CAVOK 08/06 Q1018 NOSIG","temp":8,"dewpoint":6,"humidity":87,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T02:00:00.000Z","obsTimeLocal":"2026-10-21T04:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 210200Z 36004KT 330V030 CAVOK 08/06 Q1018 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NOSIG","temp":18,"dewpoint":5,"humidity":42,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:00:00.000Z","obsTimeLocal":"2026-10-21T15:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211300Z 24002KT CAVOK 18/06 Q1022 NOSIG","temp":18,"dewpoint":6,"humidity":45,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:30:00.000Z","obsTimeLocal":"2026-10-21T15:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211330Z 21005KT 130V270 CAVOK 18/05 Q1022 NOSIG","temp":18,"dewpoint":5,"humidity":42,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:00:00.000Z","obsTimeLocal":"2026-10-21T16:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211400Z 27005KT 200V320 CAVOK 18/04 Q1022 NOSIG","temp":18,"dewpoint":4,"humidity":39,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:30:00.000Z","obsTimeLocal":"2026-10-21T16:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211430Z 23004KT CAVOK 19/04 Q1022 NOSIG","temp":19,"dewpoint":4,"humidity":37,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:00:00.000Z","obsTimeLocal":"2026-10-21T17:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211500Z 31005KT 260V360 9999 FEW060 19/04 Q1022 NOSIG","temp":19,"dewpoint":4,"humidity":37,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:30:00.000Z","obsTimeLocal":"2026-10-21T17:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211530Z 27005KT 230V340 9999 FEW060 19/04 Q1022 NOSIG","temp":19,"dewpoint":4,"humidity":37,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:00:00.000Z","obsTimeLocal":"2026-10-21T18:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211600Z 27006KT 220V340 9999 FEW060 19/04 Q1022 NOSIG","temp":19,"dewpoint":4,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:30:00.000Z","obsTimeLocal":"2026-10-21T18:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211630Z 26007KT 230V300 9999 FEW060 19/02 Q1022 NOSIG","temp":19,"dewpoint":2,"humidity":32,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:00:00.000Z","obsTimeLocal":"2026-10-21T19:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211700Z 28007KT 240V310 CAVOK 18/02 Q1023 NOSIG","temp":18,"dewpoint":2,"humidity":34,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:30:00.000Z","obsTimeLocal":"2026-10-21T19:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211730Z 27008KT 230V300 CAVOK 17/03 Q1023 NOSIG","temp":17,"dewpoint":3,"humidity":39,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:00:00.000Z","obsTimeLocal":"2026-10-21T20:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211800Z 28008KT CAVOK 16/03 Q1024 NOSIG","temp":16,"dewpoint":3,"humidity":42,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:30:00.000Z","obsTimeLocal":"2026-10-21T20:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211830Z 33005KT CAVOK 14/04 Q1024 NOSIG","temp":14,"dewpoint":4,"humidity":51,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:00:00.000Z","obsTimeLocal":"2026-10-21T21:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 211900Z 35003KT 330V030 CAVOK 13/05 Q1024 NOSIG","temp":13,"dewpoint":5,"humidity":58,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:30:00.000Z","obsTimeLocal":"2026-10-21T21:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 211930Z 00000KT CAVOK 12/04 Q1025 NOSIG","temp":12,"dewpoint":4,"humidity":58,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:00:00.000Z","obsTimeLocal":"2026-10-21T22:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 212000Z 01004KT CAVOK 13/04 Q1025 NOSIG","temp":13,"dewpoint":4,"humidity":54,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:30:00.000Z","obsTimeLocal":"2026-10-21T22:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 212030Z VRB01KT CAVOK 11/05 Q1025 NOSIG","temp":11,"dewpoint":5,"humidity":67,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:00:00.000Z","obsTimeLocal":"2026-10-21T23:00:00+02:00","metarType":"METAR","raw":"METAR LEMD 212100Z VRB02KT CAVOK 12/04 Q1026 NOSIG","temp":12,"dewpoint":4,"humidity":58,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:30:00.000Z","obsTimeLocal":"2026-10-21T23:30:00+02:00","metarType":"METAR","raw":"METAR LEMD 212130Z VRB02KT CAVOK 11/05 Q1026 NOSIG","temp":11,"dewpoint":5,"humidity":67,"wind":1,"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/2026-10-21","json":"https://weathermarket.io/api/station/LEMD/2026-10-21","record":"https://weathermarket.io/api/station/LEMD/2026-10-21?format=record","prev":"https://weathermarket.io/station/LEMD/2026-10-20","next":"https://weathermarket.io/station/LEMD/2026-10-22","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=20&year2=2026&month2=10&day2=22&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=20&hora=22&anof=2026&mesf=10&dayf=21&horaf=21&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=LEMD"}}}