{"station":{"icao":"GMMN","city":{"slug":"casablanca","name":"Casablanca","country":"Morocco"},"timezone":"Africa/Casablanca","lat":33.57,"lon":-7.59,"us":false,"html":"https://weathermarket.io/station/GMMN","json":"https://weathermarket.io/api/station/GMMN","nwsCli":null},"date":"2026-10-27","window":{"date":"2026-10-27","timezone":"Africa/Casablanca","dayStartUtc":"2026-10-27T00:00:00.000Z","dayEndUtc":"2026-10-28T00:00:00.000Z","utcOffsetStart":"+00:00","utcOffsetEnd":"+00:00","hours":24},"complete":true,"values":{"tmax":30,"tmaxAt":"2026-10-27T15:00:00.000Z","tmin":14,"tminAt":"2026-10-27T01:30:00.000Z","tavg":20.1,"humidityMean":70,"windMean":3.3,"windMax":6.7,"windMaxAt":"2026-10-27T16:00:00.000Z","precipObservedCount":2,"nObservations":47,"maxGapMinutes":60,"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":"2026-10-27T15:00:00.000Z","obsTimeLocal":"2026-10-27T15:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271500Z 04006KT 010V120 CAVOK 30/13 Q1020 NOSIG","temp":30,"dewpoint":13,"humidity":35,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-27T01:30:00.000Z","obsTimeLocal":"2026-10-27T01:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270130Z 12003KT 8000 SCT050 14/11 Q1019 NOSIG","temp":14,"dewpoint":11,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-27T16:00:00.000Z","obsTimeLocal":"2026-10-27T16:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271600Z 01013KT CAVOK 26/17 Q1020 NOSIG","temp":26,"dewpoint":17,"humidity":58,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-28T03:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":30,"thresholdMinutes":60},"reasons":[],"holdHours":3},"revision":"ebca2fd6328b2460","lastChangedAt":"2026-10-27T23:33:43.990Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/GMMN/2026-10-27?format=record","status":"anchored","sha256":"d0c15560095044614848c7cc8736e7c58e4fb2b7246f7c9fb6714e761886d17c","revision":"ebca2fd6328b2460","flareTxHash":"0x688870fb1e0c5672a1908669a435c9ef1c79f6eff1bac119b3eaa3e5a2df3e55","flareBlock":73850354,"anchoredAt":"2026-11-06T02:01:51.695Z","explorer":"https://flare-explorer.flare.network/tx/0x688870fb1e0c5672a1908669a435c9ef1c79f6eff1bac119b3eaa3e5a2df3e55","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":47,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-27T15:00:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-27T01:30:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":30,"tmin":14,"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":"2026-10-27T00:00:00.000Z","obsTimeLocal":"2026-10-27T00:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270000Z VRB02KT 8000 SCT050 16/12 Q1020 NOSIG","temp":16,"dewpoint":12,"humidity":77,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T00:30:00.000Z","obsTimeLocal":"2026-10-27T00:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270030Z VRB02KT 8000 SCT050 15/12 Q1019 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T01:00:00.000Z","obsTimeLocal":"2026-10-27T01:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270100Z VRB01KT 8000 SCT050 15/12 Q1019 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T01:30:00.000Z","obsTimeLocal":"2026-10-27T01:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270130Z 12003KT 8000 SCT050 14/11 Q1019 NOSIG","temp":14,"dewpoint":11,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T02:00:00.000Z","obsTimeLocal":"2026-10-27T02:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270200Z 11003KT 070V130 8000 SCT050 14/12 Q1019 NOSIG","temp":14,"dewpoint":12,"humidity":88,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T02:30:00.000Z","obsTimeLocal":"2026-10-27T02:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270230Z VRB01KT 8000 SCT050 15/12 Q1019 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":0.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T03:00:00.000Z","obsTimeLocal":"2026-10-27T03:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270300Z 28003KT 8000 SCT050 15/12 Q1019 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T03:30:00.000Z","obsTimeLocal":"2026-10-27T03:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270330Z 29005KT 8000 SCT050 15/12 Q1020 NOSIG","temp":15,"dewpoint":12,"humidity":82,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T04:00:00.000Z","obsTimeLocal":"2026-10-27T04:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270400Z 32004KT 8000 SCT050 16/13 Q1020 NOSIG","temp":16,"dewpoint":13,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T04:30:00.000Z","obsTimeLocal":"2026-10-27T04:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270430Z 32007KT 8000 SCT050 17/14 Q1021 NOSIG","temp":17,"dewpoint":14,"humidity":83,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T05:00:00.000Z","obsTimeLocal":"2026-10-27T05:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270500Z 33007KT 8000 SCT050 17/15 Q1021 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T05:30:00.000Z","obsTimeLocal":"2026-10-27T05:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270530Z 33006KT 8000 SCT005 SCT050 17/15 Q1021 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T06:00:00.000Z","obsTimeLocal":"2026-10-27T06:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270600Z 02004KT 8000 SCT005 SCT050 17/15 Q1021 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T06:30:00.000Z","obsTimeLocal":"2026-10-27T06:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270630Z 08004KT 050V110 8000 SCT005 SCT050 17/16 Q1021 NOSIG","temp":17,"dewpoint":16,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T07:00:00.000Z","obsTimeLocal":"2026-10-27T07:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270700Z 13008KT 8000 SCT005 SCT100 18/16 Q1021 NOSIG","temp":18,"dewpoint":16,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T07:30:00.000Z","obsTimeLocal":"2026-10-27T07:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270730Z 14008KT 8000 SCT005 SCT100 17/15 Q1022 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T08:00:00.000Z","obsTimeLocal":"2026-10-27T08:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270800Z 14006KT 8000 SCT050 SCT100 17/15 Q1022 NOSIG","temp":17,"dewpoint":15,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T08:30:00.000Z","obsTimeLocal":"2026-10-27T08:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270830Z 13007KT 8000 -RA BKN023 18/16 Q1022 NOSIG","temp":18,"dewpoint":16,"humidity":88,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T09:00:00.000Z","obsTimeLocal":"2026-10-27T09:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 270900Z 12007KT 8000 -RA SCT023 BKN100 19/17 Q1022 NOSIG","temp":19,"dewpoint":17,"humidity":88,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T09:30:00.000Z","obsTimeLocal":"2026-10-27T09:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 270930Z 12008KT 8000 SCT023 BKN100 20/17 Q1022 NOSIG","temp":20,"dewpoint":17,"humidity":83,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T10:00:00.000Z","obsTimeLocal":"2026-10-27T10:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271000Z 11007KT 8000 SCT023 BKN100 21/17 Q1022 TEMPO 5000 RA","temp":21,"dewpoint":17,"humidity":78,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T10:30:00.000Z","obsTimeLocal":"2026-10-27T10:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271030Z 12010KT 8000 SCT023 BKN100 22/16 Q1022 TEMPO 5000 RA","temp":22,"dewpoint":16,"humidity":69,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T11:00:00.000Z","obsTimeLocal":"2026-10-27T11:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271100Z VRB03KT 9999 SCT023 BKN100 23/14 Q1022 TEMPO 5000 RA","temp":23,"dewpoint":14,"humidity":57,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T12:00:00.000Z","obsTimeLocal":"2026-10-27T12:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271200Z 10007KT 9999 FEW023 BKN100 26/14 Q1021 NOSIG","temp":26,"dewpoint":14,"humidity":48,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T12:30:00.000Z","obsTimeLocal":"2026-10-27T12:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271230Z 07004KT 9999 FEW023 BKN100 28/13 Q1021 NOSIG","temp":28,"dewpoint":13,"humidity":40,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T13:00:00.000Z","obsTimeLocal":"2026-10-27T13:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271300Z VRB02KT 9999 FEW023 BKN100 28/13 Q1021 NOSIG","temp":28,"dewpoint":13,"humidity":40,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T13:30:00.000Z","obsTimeLocal":"2026-10-27T13:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271330Z 32004KT CAVOK 28/14 Q1021 NOSIG","temp":28,"dewpoint":14,"humidity":42,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T14:00:00.000Z","obsTimeLocal":"2026-10-27T14:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271400Z 03002KT CAVOK 29/13 Q1020 NOSIG","temp":29,"dewpoint":13,"humidity":37,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T14:30:00.000Z","obsTimeLocal":"2026-10-27T14:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271430Z VRB06KT CAVOK 29/13 Q1020 NOSIG","temp":29,"dewpoint":13,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T15:00:00.000Z","obsTimeLocal":"2026-10-27T15:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271500Z 04006KT 010V120 CAVOK 30/13 Q1020 NOSIG","temp":30,"dewpoint":13,"humidity":35,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T15:30:00.000Z","obsTimeLocal":"2026-10-27T15:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271530Z 01012KT CAVOK 27/16 Q1020 NOSIG","temp":27,"dewpoint":16,"humidity":51,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T16:00:00.000Z","obsTimeLocal":"2026-10-27T16:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271600Z 01013KT CAVOK 26/17 Q1020 NOSIG","temp":26,"dewpoint":17,"humidity":58,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T16:30:00.000Z","obsTimeLocal":"2026-10-27T16:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271630Z 01012KT 340V050 CAVOK 25/16 Q1020 NOSIG","temp":25,"dewpoint":16,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T17:00:00.000Z","obsTimeLocal":"2026-10-27T17:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271700Z 01012KT CAVOK 23/15 Q1020 NOSIG","temp":23,"dewpoint":15,"humidity":61,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T17:30:00.000Z","obsTimeLocal":"2026-10-27T17:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271730Z 02010KT CAVOK 22/13 Q1020 NOSIG","temp":22,"dewpoint":13,"humidity":57,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T18:00:00.000Z","obsTimeLocal":"2026-10-27T18:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271800Z 01011KT CAVOK 21/13 Q1021 NOSIG","temp":21,"dewpoint":13,"humidity":60,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T18:30:00.000Z","obsTimeLocal":"2026-10-27T18:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271830Z 03010KT CAVOK 20/13 Q1021 NOSIG","temp":20,"dewpoint":13,"humidity":64,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T19:00:00.000Z","obsTimeLocal":"2026-10-27T19:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 271900Z 03012KT CAVOK 20/13 Q1021 NOSIG","temp":20,"dewpoint":13,"humidity":64,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T19:30:00.000Z","obsTimeLocal":"2026-10-27T19:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 271930Z 04007KT 010V070 CAVOK 20/13 Q1021 NOSIG","temp":20,"dewpoint":13,"humidity":64,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T20:00:00.000Z","obsTimeLocal":"2026-10-27T20:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 272000Z 04007KT CAVOK 19/13 Q1021 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T20:30:00.000Z","obsTimeLocal":"2026-10-27T20:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 272030Z 05007KT 020V080 CAVOK 19/13 Q1021 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T21:00:00.000Z","obsTimeLocal":"2026-10-27T21:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 272100Z 04007KT CAVOK 19/14 Q1022 NOSIG","temp":19,"dewpoint":14,"humidity":73,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T21:30:00.000Z","obsTimeLocal":"2026-10-27T21:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 272130Z 04008KT CAVOK 19/14 Q1021 NOSIG","temp":19,"dewpoint":14,"humidity":73,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T22:00:00.000Z","obsTimeLocal":"2026-10-27T22:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 272200Z 05008KT 020V090 CAVOK 19/14 Q1022 NOSIG","temp":19,"dewpoint":14,"humidity":73,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T22:30:00.000Z","obsTimeLocal":"2026-10-27T22:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 272230Z 05007KT CAVOK 19/13 Q1021 NOSIG","temp":19,"dewpoint":13,"humidity":68,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T23:00:00.000Z","obsTimeLocal":"2026-10-27T23:00:00+00:00","metarType":"METAR","raw":"METAR GMMN 272300Z 04007KT CAVOK 18/13 Q1021 NOSIG","temp":18,"dewpoint":13,"humidity":73,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T23:30:00.000Z","obsTimeLocal":"2026-10-27T23:30:00+00:00","metarType":"METAR","raw":"METAR GMMN 272330Z 04005KT CAVOK 18/13 Q1021 NOSIG","temp":18,"dewpoint":13,"humidity":73,"wind":2.6,"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/GMMN/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/GMMN/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for GMMN for the contract date (station-local calendar day), as published at https://weathermarket.io/station/GMMN/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/GMMN/2026-10-27","json":"https://weathermarket.io/api/station/GMMN/2026-10-27","record":"https://weathermarket.io/api/station/GMMN/2026-10-27?format=record","prev":"https://weathermarket.io/station/GMMN/2026-10-26","next":"https://weathermarket.io/station/GMMN/2026-10-28","station":"https://weathermarket.io/station/GMMN","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=GMMN&data=metar&year1=2026&month1=10&day1=27&year2=2026&month2=10&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=GMMN&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=27&hora=0&anof=2026&mesf=10&dayf=27&horaf=23&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=GMMN"}}}