{"station":{"icao":"EGLL","city":{"slug":"london","name":"London","country":"United Kingdom"},"timezone":"Europe/London","lat":51.51,"lon":-0.13,"us":false,"html":"https://weathermarket.io/station/EGLL","json":"https://weathermarket.io/api/station/EGLL","nwsCli":null},"date":"2026-09-28","window":{"date":"2026-09-28","timezone":"Europe/London","dayStartUtc":"2026-09-27T23:00:00.000Z","dayEndUtc":"2026-09-28T23:00:00.000Z","utcOffsetStart":"+01:00","utcOffsetEnd":"+01:00","hours":24},"complete":true,"values":{"tmax":20,"tmaxAt":"2026-09-28T13:20:00.000Z","tmin":13,"tminAt":"2026-09-28T03:20:00.000Z","tavg":16,"humidityMean":73.3,"windMean":3,"windMax":5.7,"windMaxAt":"2026-09-28T17:50:00.000Z","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":"2026-09-28T13:20:00.000Z","obsTimeLocal":"2026-09-28T14:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281320Z AUTO 11005KT 040V180 9999 NCD 20/09 Q1020","temp":20,"dewpoint":9,"humidity":49,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-28T03:20:00.000Z","obsTimeLocal":"2026-09-28T04:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280320Z AUTO 29004KT 9999 NCD 13/12 Q1018","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-28T17:50:00.000Z","obsTimeLocal":"2026-09-28T18:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281750Z AUTO 11011KT 9999 NCD 17/11 Q1020","temp":17,"dewpoint":11,"humidity":68,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-29T02:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":30,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"9cbb0881007be09c","lastChangedAt":"2026-09-28T22:54:43.466Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/EGLL/2026-09-28?format=record","status":"anchored","sha256":"47a91b5b53463d90a29e95c07d227b34bac6d8005bfc28e20727a5eb6930b04d","revision":"9cbb0881007be09c","flareTxHash":"0x249d9e706f59c57e359ac56df8428e8defd3e8c7033908cc096c8a56852b0c82","flareBlock":71105491,"anchoredAt":"2026-10-02T01:01:27.187Z","explorer":"https://flare-explorer.flare.network/tx/0x249d9e706f59c57e359ac56df8428e8defd3e8c7033908cc096c8a56852b0c82","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":"2026-09-28T13:20:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-28T03:20:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":20,"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":"2026-09-27T23:20:00.000Z","obsTimeLocal":"2026-09-28T00:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 272320Z AUTO 27009KT 9999 NCD 14/12 Q1017","temp":14,"dewpoint":12,"humidity":88,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-27T23:50:00.000Z","obsTimeLocal":"2026-09-28T00:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 272350Z AUTO 27009KT 9999 NCD 15/12 Q1017","temp":15,"dewpoint":12,"humidity":82,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T00:20:00.000Z","obsTimeLocal":"2026-09-28T01:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280020Z AUTO 27008KT 9999 NCD 15/12 Q1017","temp":15,"dewpoint":12,"humidity":82,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T00:50:00.000Z","obsTimeLocal":"2026-09-28T01:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280050Z AUTO 27007KT 9999 NCD 14/12 Q1017","temp":14,"dewpoint":12,"humidity":88,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T01:20:00.000Z","obsTimeLocal":"2026-09-28T02:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280120Z AUTO 29006KT 9999 NCD 14/12 Q1018","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T01:50:00.000Z","obsTimeLocal":"2026-09-28T02:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280150Z AUTO 27004KT 9999 NCD 14/12 Q1018","temp":14,"dewpoint":12,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T02:20:00.000Z","obsTimeLocal":"2026-09-28T03:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280220Z AUTO 28006KT 9999 NCD 14/12 Q1018","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T02:50:00.000Z","obsTimeLocal":"2026-09-28T03:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280250Z AUTO 27006KT 9999 NCD 14/12 Q1018","temp":14,"dewpoint":12,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T03:20:00.000Z","obsTimeLocal":"2026-09-28T04:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280320Z AUTO 29004KT 9999 NCD 13/12 Q1018","temp":13,"dewpoint":12,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T03:50:00.000Z","obsTimeLocal":"2026-09-28T04:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280350Z AUTO 31004KT 9999 NCD 14/12 Q1019","temp":14,"dewpoint":12,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T04:20:00.000Z","obsTimeLocal":"2026-09-28T05:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280420Z AUTO 31003KT 280V010 9999 NCD 13/11 Q1019","temp":13,"dewpoint":11,"humidity":88,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T04:50:00.000Z","obsTimeLocal":"2026-09-28T05:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280450Z AUTO 31004KT 280V350 9999 NCD 13/11 Q1019","temp":13,"dewpoint":11,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T05:20:00.000Z","obsTimeLocal":"2026-09-28T06:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280520Z AUTO VRB02KT 9999 NCD 13/11 Q1019","temp":13,"dewpoint":11,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T05:50:00.000Z","obsTimeLocal":"2026-09-28T06:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280550Z AUTO VRB01KT 9999 NCD 13/11 Q1019","temp":13,"dewpoint":11,"humidity":88,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:20:00.000Z","obsTimeLocal":"2026-09-28T07:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280620Z AUTO 30004KT 9999 NCD 13/11 Q1020","temp":13,"dewpoint":11,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:50:00.000Z","obsTimeLocal":"2026-09-28T07:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280650Z AUTO VRB02KT 9999 NCD 13/11 Q1020","temp":13,"dewpoint":11,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:20:00.000Z","obsTimeLocal":"2026-09-28T08:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280720Z AUTO VRB02KT 9999 NCD 13/11 Q1020","temp":13,"dewpoint":11,"humidity":88,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:50:00.000Z","obsTimeLocal":"2026-09-28T08:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280750Z AUTO 02003KT 330V070 9999 NCD 13/10 Q1021","temp":13,"dewpoint":10,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:20:00.000Z","obsTimeLocal":"2026-09-28T09:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280820Z AUTO 03004KT 330V090 9999 NCD 14/10 Q1021","temp":14,"dewpoint":10,"humidity":77,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:50:00.000Z","obsTimeLocal":"2026-09-28T09:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280850Z AUTO 04004KT 360V080 9999 NCD 14/10 Q1021","temp":14,"dewpoint":10,"humidity":77,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:20:00.000Z","obsTimeLocal":"2026-09-28T10:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 280920Z AUTO 03004KT 330V070 9999 NCD 15/10 Q1021","temp":15,"dewpoint":10,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:50:00.000Z","obsTimeLocal":"2026-09-28T10:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 280950Z AUTO 07006KT 040V100 9999 NCD 16/10 Q1021","temp":16,"dewpoint":10,"humidity":68,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:20:00.000Z","obsTimeLocal":"2026-09-28T11:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281020Z AUTO 05006KT 010V080 9999 NCD 17/09 Q1021","temp":17,"dewpoint":9,"humidity":59,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:50:00.000Z","obsTimeLocal":"2026-09-28T11:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281050Z AUTO 06005KT 020V090 9999 NCD 17/09 Q1021","temp":17,"dewpoint":9,"humidity":59,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:20:00.000Z","obsTimeLocal":"2026-09-28T12:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281120Z AUTO 06006KT 360V100 9999 NCD 17/09 Q1021","temp":17,"dewpoint":9,"humidity":59,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:50:00.000Z","obsTimeLocal":"2026-09-28T12:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281150Z AUTO 08006KT 360V130 9999 NCD 19/09 Q1021","temp":19,"dewpoint":9,"humidity":52,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:20:00.000Z","obsTimeLocal":"2026-09-28T13:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281220Z AUTO 08005KT 010V140 9999 NCD 19/09 Q1021","temp":19,"dewpoint":9,"humidity":52,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:50:00.000Z","obsTimeLocal":"2026-09-28T13:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281250Z AUTO 11007KT 070V150 9999 NCD 19/09 Q1020","temp":19,"dewpoint":9,"humidity":52,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:20:00.000Z","obsTimeLocal":"2026-09-28T14:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281320Z AUTO 11005KT 040V180 9999 NCD 20/09 Q1020","temp":20,"dewpoint":9,"humidity":49,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:50:00.000Z","obsTimeLocal":"2026-09-28T14:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281350Z AUTO 10007KT 070V130 9999 FEW042 19/09 Q1020","temp":19,"dewpoint":9,"humidity":52,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T14:20:00.000Z","obsTimeLocal":"2026-09-28T15:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281420Z 11006KT 060V140 9999 FEW042 19/09 Q1020","temp":19,"dewpoint":9,"humidity":52,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T14:50:00.000Z","obsTimeLocal":"2026-09-28T15:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281450Z AUTO 09005KT 050V140 9999 FEW044 19/09 Q1020","temp":19,"dewpoint":9,"humidity":52,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:20:00.000Z","obsTimeLocal":"2026-09-28T16:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281520Z AUTO 09006KT 060V140 9999 FEW047 20/10 Q1020","temp":20,"dewpoint":10,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:50:00.000Z","obsTimeLocal":"2026-09-28T16:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281550Z AUTO 09007KT 040V130 9999 NCD 19/10 Q1020","temp":19,"dewpoint":10,"humidity":56,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:20:00.000Z","obsTimeLocal":"2026-09-28T17:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281620Z AUTO 12008KT 9999 NCD 19/10 Q1020","temp":19,"dewpoint":10,"humidity":56,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:50:00.000Z","obsTimeLocal":"2026-09-28T17:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281650Z AUTO 12010KT 9999 NCD 18/11 Q1020","temp":18,"dewpoint":11,"humidity":64,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:20:00.000Z","obsTimeLocal":"2026-09-28T18:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281720Z AUTO 12009KT 9999 NCD 18/11 Q1020","temp":18,"dewpoint":11,"humidity":64,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:50:00.000Z","obsTimeLocal":"2026-09-28T18:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281750Z AUTO 11011KT 9999 NCD 17/11 Q1020","temp":17,"dewpoint":11,"humidity":68,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:20:00.000Z","obsTimeLocal":"2026-09-28T19:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281820Z AUTO 10009KT 9999 NCD 17/12 Q1020","temp":17,"dewpoint":12,"humidity":72,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:50:00.000Z","obsTimeLocal":"2026-09-28T19:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281850Z AUTO 10008KT 9999 NCD 17/12 Q1020","temp":17,"dewpoint":12,"humidity":72,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:20:00.000Z","obsTimeLocal":"2026-09-28T20:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 281920Z AUTO 10009KT 9999 NCD 16/12 Q1020","temp":16,"dewpoint":12,"humidity":77,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:50:00.000Z","obsTimeLocal":"2026-09-28T20:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 281950Z AUTO 09007KT 9999 NCD 17/12 Q1020","temp":17,"dewpoint":12,"humidity":72,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:20:00.000Z","obsTimeLocal":"2026-09-28T21:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 282020Z AUTO 07004KT 9999 NCD 17/13 Q1020","temp":17,"dewpoint":13,"humidity":77,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:50:00.000Z","obsTimeLocal":"2026-09-28T21:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 282050Z AUTO 07005KT 9999 NCD 17/13 Q1020","temp":17,"dewpoint":13,"humidity":77,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T21:20:00.000Z","obsTimeLocal":"2026-09-28T22:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 282120Z AUTO 06006KT 9999 BKN032 17/13 Q1020","temp":17,"dewpoint":13,"humidity":77,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T21:50:00.000Z","obsTimeLocal":"2026-09-28T22:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 282150Z AUTO 06007KT 9999 OVC028 17/13 Q1020","temp":17,"dewpoint":13,"humidity":77,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:20:00.000Z","obsTimeLocal":"2026-09-28T23:20:00+01:00","metarType":"METAR","raw":"METAR EGLL 282220Z AUTO 06008KT 9999 BKN019 OVC026 17/13 Q1019","temp":17,"dewpoint":13,"humidity":77,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:50:00.000Z","obsTimeLocal":"2026-09-28T23:50:00+01:00","metarType":"METAR","raw":"METAR EGLL 282250Z AUTO 07007KT 9999 OVC016 17/13 Q1019","temp":17,"dewpoint":13,"humidity":77,"wind":3.6,"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/EGLL/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/EGLL/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for EGLL for the contract date (station-local calendar day), as published at https://weathermarket.io/station/EGLL/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/EGLL/2026-09-28","json":"https://weathermarket.io/api/station/EGLL/2026-09-28","record":"https://weathermarket.io/api/station/EGLL/2026-09-28?format=record","prev":"https://weathermarket.io/station/EGLL/2026-09-27","next":"https://weathermarket.io/station/EGLL/2026-09-29","station":"https://weathermarket.io/station/EGLL","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=EGLL&data=metar&year1=2026&month1=9&day1=27&year2=2026&month2=9&day2=29&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=EGLL&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=9&day=27&hora=23&anof=2026&mesf=9&dayf=28&horaf=22&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=EGLL"}}}