{"station":{"icao":"MMMX","city":{"slug":"mexico-city","name":"Mexico City","country":"Mexico"},"timezone":"America/Mexico_City","lat":19.43,"lon":-99.13,"us":false,"html":"https://weathermarket.io/station/MMMX","json":"https://weathermarket.io/api/station/MMMX","nwsCli":null},"date":"2026-10-21","window":{"date":"2026-10-21","timezone":"America/Mexico_City","dayStartUtc":"2026-10-21T06:00:00.000Z","dayEndUtc":"2026-10-22T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":22,"tmaxAt":"2026-10-21T19:52:00.000Z","tmin":14,"tminAt":"2026-10-21T08:40:00.000Z","tavg":17.4,"humidityMean":62.4,"windMean":5,"windMax":9.8,"windMaxAt":"2026-10-21T23:48:00.000Z","precipObservedCount":0,"nObservations":28,"maxGapMinutes":73,"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":"2026-10-21T19:52:00.000Z","obsTimeLocal":"2026-10-21T13:52:00-06:00","metarType":"METAR","raw":"METAR MMMX 211952Z 36007KT 10SM BKN020TCU 22/10 A3031 NOSIG RMK 8/200","temp":22,"dewpoint":10,"humidity":46,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-21T08:40:00.000Z","obsTimeLocal":"2026-10-21T02:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 210840Z 35005KT 8SM SCT015 14/09 A3037 NOSIG RMK SLP118 57004 904 8/500 HZY AC LWR SC","temp":14,"dewpoint":9,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-21T23:48:00.000Z","obsTimeLocal":"2026-10-21T17:48:00-06:00","metarType":"METAR","raw":"METAR MMMX 212348Z 01019KT 12SM SCT020 BKN080 20/10 A3030 NOSIG RMK SLP111 52001 909 8/430 ISOL CI","temp":20,"dewpoint":10,"humidity":53,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-22T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":73,"normalIntervalMin":55,"thresholdMinutes":85},"reasons":[],"holdHours":3},"revision":"ebe33e4647cb477b","lastChangedAt":"2026-10-22T05:59:39.119Z","corrections":[{"obsTimeUtc":"2026-10-21T06:19:00.000Z","correctedAt":"2026-10-21T06:22:40.680Z","original":"METAR MMMX 210619Z RTD 29002KT 7SM FEW020 BKN030 21/17 A3020 RMK SLP207 57002 951 8/500 HZY MSGTX MMMX","corrected":"METAR MMMX 210619Z 36010KT 8SM SCT015 BKN080 16/10 A3040 RMK SLP135 52002 902 8/530 HZY CI"},{"obsTimeUtc":"2026-10-21T11:40:00.000Z","correctedAt":"2026-10-21T11:59:38.595Z","original":"METAR MMMX 211140Z COR 36005KT 7SM BKN015 OVC080 14/10 A3036 NOSIG RMK SLP126 57003 957 8/57/ HZY LWR SC","corrected":"METAR MMMX 211140Z COR 36005KT 7SM BKN015 OVC080 14/10 A3036 NOSIG RMK SLP126 57003 957 8/57/ HZY LWR SC"},{"obsTimeUtc":"2026-10-21T13:20:00.000Z","correctedAt":"2026-10-21T13:24:39.819Z","original":"METAR MMMX 211320Z COR 36005KT 8SM BKN015 OVC080 15/10 A3040 NOSIG RMK 8/53/ HZY BINOVC LWR SC","corrected":"METAR MMMX 211320Z 36005KT 8SM BKN015 OVC080 15/10 A3040 NOSIG RMK 8/53/ HZY BINOVC LWR SC"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMMX/2026-10-21?format=record","status":"anchored","sha256":"c86ec6cc24a628fa9d866930da2808a4a670efc964499b5c242f529d27ff8ae7","revision":"ebe33e4647cb477b","flareTxHash":"0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","flareBlock":73833174,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x6fa64d49a386fbb7f62f97942077a9f959e3c79ec17ef634aa0772fa91e78f16","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":28,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-21T19:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-21T08:40:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":22,"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":"2026-10-21T06:19:00.000Z","obsTimeLocal":"2026-10-21T00:19:00-06:00","metarType":"METAR","raw":"METAR MMMX 210619Z 36010KT 8SM SCT015 BKN080 16/10 A3040 RMK SLP135 52002 902 8/530 HZY CI","temp":16,"dewpoint":10,"humidity":68,"wind":5.1,"precipObserved":false,"correctedAt":"2026-10-21T06:22:40.680Z","originalRaw":"METAR MMMX 210619Z RTD 29002KT 7SM FEW020 BKN030 21/17 A3020 RMK SLP207 57002 951 8/500 HZY MSGTX MMMX"},{"obsTimeUtc":"2026-10-21T06:40:00.000Z","obsTimeLocal":"2026-10-21T00:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 210640Z 34008KT 8SM SCT015 SCT080 15/10 A3039 NOSIG RMK 8/530 HZY LWR SC","temp":15,"dewpoint":10,"humidity":72,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T07:40:00.000Z","obsTimeLocal":"2026-10-21T01:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 210740Z 36008KT 8SM SCT015 BKN080 15/10 A3038 NOSIG RMK 8/530 HZY CI LWR SC","temp":15,"dewpoint":10,"humidity":72,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T08:40:00.000Z","obsTimeLocal":"2026-10-21T02:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 210840Z 35005KT 8SM SCT015 14/09 A3037 NOSIG RMK SLP118 57004 904 8/500 HZY AC LWR SC","temp":14,"dewpoint":9,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T09:40:00.000Z","obsTimeLocal":"2026-10-21T03:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 210940Z 35007KT 8SM BKN015 BKN080 15/10 A3036 NOSIG RMK 8/570 HZY LWR SC VSBY LWR W SW","temp":15,"dewpoint":10,"humidity":72,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T10:40:00.000Z","obsTimeLocal":"2026-10-21T04:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 211040Z 26005KT 8SM SCT015 SCT080 14/10 A3035 NOSIG RMK 8/570 HZY LWR SC VSBY LWR W SW","temp":14,"dewpoint":10,"humidity":77,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T11:40:00.000Z","obsTimeLocal":"2026-10-21T05:40:00-06:00","metarType":"METAR","raw":"METAR MMMX 211140Z COR 36005KT 7SM BKN015 OVC080 14/10 A3036 NOSIG RMK SLP126 57003 957 8/57/ HZY LWR SC","temp":14,"dewpoint":10,"humidity":77,"wind":2.6,"precipObserved":false,"correctedAt":"2026-10-21T11:59:38.595Z","originalRaw":"METAR MMMX 211140Z COR 36005KT 7SM BKN015 OVC080 14/10 A3036 NOSIG RMK SLP126 57003 957 8/57/ HZY LWR SC"},{"obsTimeUtc":"2026-10-21T12:50:00.000Z","obsTimeLocal":"2026-10-21T06:50:00-06:00","metarType":"METAR","raw":"METAR MMMX 211250Z 02005KT 7SM BKN015 BKN080 15/10 A3039 NOSIG RMK 8/530 HZY LWR SC","temp":15,"dewpoint":10,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:20:00.000Z","obsTimeLocal":"2026-10-21T07:20:00-06:00","metarType":"METAR","raw":"METAR MMMX 211320Z 36005KT 8SM BKN015 OVC080 15/10 A3040 NOSIG RMK 8/53/ HZY BINOVC LWR SC","temp":15,"dewpoint":10,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":"2026-10-21T13:24:39.819Z","originalRaw":"METAR MMMX 211320Z COR 36005KT 8SM BKN015 OVC080 15/10 A3040 NOSIG RMK 8/53/ HZY BINOVC LWR SC"},{"obsTimeUtc":"2026-10-21T13:44:00.000Z","obsTimeLocal":"2026-10-21T07:44:00-06:00","metarType":"METAR","raw":"METAR MMMX 211344Z 32010KT 9SM SCT020 BKN080 16/10 A3041 NOSIG RMK 8/530 HZY","temp":16,"dewpoint":10,"humidity":68,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:57:00.000Z","obsTimeLocal":"2026-10-21T08:57:00-06:00","metarType":"METAR","raw":"METAR MMMX 211457Z 05008KT 10SM BKN020 17/10 A3041 NOSIG RMK SLP152 52016 956 8/800 ISOL AC","temp":17,"dewpoint":10,"humidity":63,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:41:00.000Z","obsTimeLocal":"2026-10-21T09:41:00-06:00","metarType":"METAR","raw":"METAR MMMX 211541Z 36006KT 10SM BKN020 18/10 A3042 NOSIG RMK 8/200","temp":18,"dewpoint":10,"humidity":60,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:49:00.000Z","obsTimeLocal":"2026-10-21T10:49:00-06:00","metarType":"METAR","raw":"METAR MMMX 211649Z 03011KT 10SM BKN020 19/10 A3040 NOSIG RMK 8/200","temp":19,"dewpoint":10,"humidity":56,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:44:00.000Z","obsTimeLocal":"2026-10-21T11:44:00-06:00","metarType":"METAR","raw":"METAR MMMX 211744Z 04010KT 10SM BKN020 20/10 A3038 NOSIG RMK SLP135 57009 951 8/200 ISOL AC","temp":20,"dewpoint":10,"humidity":53,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:50:00.000Z","obsTimeLocal":"2026-10-21T12:50:00-06:00","metarType":"METAR","raw":"METAR MMMX 211850Z 35004KT 10SM BKN020 21/10 A3034 NOSIG RMK 8/200 ISOL AC AND CI","temp":21,"dewpoint":10,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:52:00.000Z","obsTimeLocal":"2026-10-21T13:52:00-06:00","metarType":"METAR","raw":"METAR MMMX 211952Z 36007KT 10SM BKN020TCU 22/10 A3031 NOSIG RMK 8/200","temp":22,"dewpoint":10,"humidity":46,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:45:00.000Z","obsTimeLocal":"2026-10-21T14:45:00-06:00","metarType":"METAR","raw":"METAR MMMX 212045Z 03013KT 12SM SCT020TCU BKN080 21/10 A3030 NOSIG RMK SLP105 57024 907 8/230","temp":21,"dewpoint":10,"humidity":49,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:45:00.000Z","obsTimeLocal":"2026-10-21T15:45:00-06:00","metarType":"METAR","raw":"METAR MMMX 212145Z 02013KT 12SM SCT020TCU BKN080 22/10 A3028 NOSIG RMK 8/230","temp":22,"dewpoint":10,"humidity":46,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T22:48:00.000Z","obsTimeLocal":"2026-10-21T16:48:00-06:00","metarType":"METAR","raw":"METAR MMMX 212248Z 04015KT 12SM SCT020TCU BKN080 22/09 A3028 NOSIG RMK 8/250 ISOL CI","temp":22,"dewpoint":9,"humidity":43,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T23:46:00.000Z","obsTimeLocal":"2026-10-21T17:46:00-06:00","metarType":"SPECI","raw":"SPECI MMMX 212346Z 01018KT 12SM SCT020 BKN080 20/10 A3030 NOSIG RMK 8/430 ISOL CI","temp":20,"dewpoint":10,"humidity":53,"wind":9.3,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T23:48:00.000Z","obsTimeLocal":"2026-10-21T17:48:00-06:00","metarType":"METAR","raw":"METAR MMMX 212348Z 01019KT 12SM SCT020 BKN080 20/10 A3030 NOSIG RMK SLP111 52001 909 8/430 ISOL CI","temp":20,"dewpoint":10,"humidity":53,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T00:41:00.000Z","obsTimeLocal":"2026-10-21T18:41:00-06:00","metarType":"METAR","raw":"METAR MMMX 220041Z 03017KT 12SM SCT020 BKN080 19/10 A3033 NOSIG RMK 8/430","temp":19,"dewpoint":10,"humidity":56,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T01:25:00.000Z","obsTimeLocal":"2026-10-21T19:25:00-06:00","metarType":"SPECI","raw":"SPECI MMMX 220125Z 02010KT 12SM FEW020 BKN080 17/10 A3034 NOSIG RMK 8/430","temp":17,"dewpoint":10,"humidity":63,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T01:43:00.000Z","obsTimeLocal":"2026-10-21T19:43:00-06:00","metarType":"METAR","raw":"METAR MMMX 220143Z 04015KT 12SM FEW020 BKN080 17/10 A3035 NOSIG RMK 8/430","temp":17,"dewpoint":10,"humidity":63,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T02:43:00.000Z","obsTimeLocal":"2026-10-21T20:43:00-06:00","metarType":"METAR","raw":"METAR MMMX 220243Z 01012KT 12SM FEW020 SCT080 16/10 A3040 NOSIG RMK SLP153 52029 908 8/430","temp":16,"dewpoint":10,"humidity":68,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T03:45:00.000Z","obsTimeLocal":"2026-10-21T21:45:00-06:00","metarType":"METAR","raw":"METAR MMMX 220345Z 36009KT 12SM FEW015 16/10 A3041 NOSIG RMK 8/500 ISOL AC","temp":16,"dewpoint":10,"humidity":68,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T04:43:00.000Z","obsTimeLocal":"2026-10-21T22:43:00-06:00","metarType":"METAR","raw":"METAR MMMX 220443Z 34008KT 11SM SCT015 BKN080 16/10 A3041 NOSIG RMK 8/570 LWR SC","temp":16,"dewpoint":10,"humidity":68,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T05:45:00.000Z","obsTimeLocal":"2026-10-21T23:45:00-06:00","metarType":"METAR","raw":"METAR MMMX 220545Z 35007KT 11SM BKN015 BKN080 16/10 A3040 NOSIG RMK SLP147 52002 908 8/530 LWR SC","temp":16,"dewpoint":10,"humidity":68,"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/MMMX/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/MMMX/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for MMMX for the contract date (station-local calendar day), as published at https://weathermarket.io/station/MMMX/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/MMMX/2026-10-21","json":"https://weathermarket.io/api/station/MMMX/2026-10-21","record":"https://weathermarket.io/api/station/MMMX/2026-10-21?format=record","prev":"https://weathermarket.io/station/MMMX/2026-10-20","next":"https://weathermarket.io/station/MMMX/2026-10-22","station":"https://weathermarket.io/station/MMMX","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=MMMX&data=metar&year1=2026&month1=10&day1=21&year2=2026&month2=10&day2=23&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=MMMX&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=21&hora=6&anof=2026&mesf=10&dayf=22&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMMX"}}}