{"station":{"icao":"MMUN","city":{"slug":"cancun","name":"Cancun","country":"Mexico"},"timezone":"America/Cancun","lat":21.16,"lon":-86.85,"us":false,"html":"https://weathermarket.io/station/MMUN","json":"https://weathermarket.io/api/station/MMUN","nwsCli":null},"date":"2026-10-28","window":{"date":"2026-10-28","timezone":"America/Cancun","dayStartUtc":"2026-10-28T05:00:00.000Z","dayEndUtc":"2026-10-29T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":30,"tmaxAt":"2026-10-28T17:41:00.000Z","tmin":21,"tminAt":"2026-10-28T09:48:00.000Z","tavg":25.2,"humidityMean":78.9,"windMean":2,"windMax":3.6,"windMaxAt":"2026-10-28T15:45:00.000Z","precipObservedCount":0,"nObservations":25,"maxGapMinutes":70,"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":"2026-10-28T17:41:00.000Z","obsTimeLocal":"2026-10-28T12:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 281741Z 06002KT 7SM SCT018 30/20 A2996 RMK SLP147 57016 955 8/500","temp":30,"dewpoint":20,"humidity":55,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-28T09:48:00.000Z","obsTimeLocal":"2026-10-28T04:48:00-05:00","metarType":"METAR","raw":"METAR MMUN 280948Z 31003KT 7SM SKC 21/21 A2995 RMK CU","temp":21,"dewpoint":21,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-28T15:45:00.000Z","obsTimeLocal":"2026-10-28T10:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 281545Z 03007KT 7SM FEW015 29/20 A3000 RMK 8/500","temp":29,"dewpoint":20,"humidity":58,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-29T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":70,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"34b50834e7628ac3","lastChangedAt":"2026-10-29T05:00:20.583Z","corrections":[{"obsTimeUtc":"2026-10-28T05:42:00.000Z","correctedAt":"2026-10-28T05:50:38.512Z","original":"SPECI MMUN 280542Z 03003KT 6SM FEW015CB BKN080 24/22 A3000 RMK 8/370 RAE27","corrected":"METAR MMUN 280542Z 03003KT 6SM FEW015CB BKN080 24/22 A3000 RMK 8/370 RAE27"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMUN/2026-10-28?format=record","status":"anchored","sha256":"5cb316ceb6355b4e7e0bc3186e85643b9b00e2811a58f073c937ce31acf1878b","revision":"34b50834e7628ac3","flareTxHash":"0x5a6847a8fe76e2a98961163bfd266b0b638653cdd84ac9276b8804e135aba302","flareBlock":73846990,"anchoredAt":"2026-11-06T01:01:34.767Z","explorer":"https://flare-explorer.flare.network/tx/0x5a6847a8fe76e2a98961163bfd266b0b638653cdd84ac9276b8804e135aba302","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":25,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-28T17:41:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-28T09:48:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":30,"tmin":21,"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":"2026-10-28T05:42:00.000Z","obsTimeLocal":"2026-10-28T00:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 280542Z 03003KT 6SM FEW015CB BKN080 24/22 A3000 RMK 8/370 RAE27","temp":24,"dewpoint":22,"humidity":89,"wind":1.5,"precipObserved":false,"correctedAt":"2026-10-28T05:50:38.512Z","originalRaw":"SPECI MMUN 280542Z 03003KT 6SM FEW015CB BKN080 24/22 A3000 RMK 8/370 RAE27"},{"obsTimeUtc":"2026-10-28T05:44:00.000Z","obsTimeLocal":"2026-10-28T00:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 280544Z 00000KT 6SM FEW015CB BKN080 24/22 A3000 RMK SLP159 57004 910 6//// 8/370 HZ","temp":24,"dewpoint":22,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T06:43:00.000Z","obsTimeLocal":"2026-10-28T01:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 280643Z 00000KT 7SM SCT080 23/22 A2998 RMK 8/070","temp":23,"dewpoint":22,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T07:47:00.000Z","obsTimeLocal":"2026-10-28T02:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 280747Z 32004KT 7SM FEW015 22/21 A2997 RMK 8/100","temp":22,"dewpoint":21,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T08:49:00.000Z","obsTimeLocal":"2026-10-28T03:49:00-05:00","metarType":"METAR","raw":"METAR MMUN 280849Z 32003KT 7SM SKC 22/21 A2996 RMK SLP148 57011 909 CU","temp":22,"dewpoint":21,"humidity":94,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T09:48:00.000Z","obsTimeLocal":"2026-10-28T04:48:00-05:00","metarType":"METAR","raw":"METAR MMUN 280948Z 31003KT 7SM SKC 21/21 A2995 RMK CU","temp":21,"dewpoint":21,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T10:48:00.000Z","obsTimeLocal":"2026-10-28T05:48:00-05:00","metarType":"METAR","raw":"METAR MMUN 281048Z 00000KT 7SM FEW015 21/21 A2996 RMK 8/100","temp":21,"dewpoint":21,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T11:41:00.000Z","obsTimeLocal":"2026-10-28T06:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 281141Z 00000KT 7SM FEW015 21/20 A2997 RMK SLP151 52003 900 8/100","temp":21,"dewpoint":20,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T12:51:00.000Z","obsTimeLocal":"2026-10-28T07:51:00-05:00","metarType":"METAR","raw":"METAR MMUN 281251Z 32003KT 7SM SKC 22/21 A2999 RMK SC","temp":22,"dewpoint":21,"humidity":94,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T13:43:00.000Z","obsTimeLocal":"2026-10-28T08:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 281343Z 36003KT 7SM FEW018 25/22 A3000 RMK 8/500","temp":25,"dewpoint":22,"humidity":83,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T14:47:00.000Z","obsTimeLocal":"2026-10-28T09:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 281447Z 04003KT 7SM FEW015 28/21 A3001 RMK SLP163 52012 900 8/500","temp":28,"dewpoint":21,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T15:45:00.000Z","obsTimeLocal":"2026-10-28T10:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 281545Z 03007KT 7SM FEW015 29/20 A3000 RMK 8/500","temp":29,"dewpoint":20,"humidity":58,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T16:50:00.000Z","obsTimeLocal":"2026-10-28T11:50:00-05:00","metarType":"METAR","raw":"METAR MMUN 281650Z 03005KT 7SM SCT018 29/20 A2998 RMK 8/500","temp":29,"dewpoint":20,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T17:41:00.000Z","obsTimeLocal":"2026-10-28T12:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 281741Z 06002KT 7SM SCT018 30/20 A2996 RMK SLP147 57016 955 8/500","temp":30,"dewpoint":20,"humidity":55,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T18:50:00.000Z","obsTimeLocal":"2026-10-28T13:50:00-05:00","metarType":"METAR","raw":"METAR MMUN 281850Z 36006KT 7SM SCT015 29/19 A2994 RMK 8/500","temp":29,"dewpoint":19,"humidity":55,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T19:43:00.000Z","obsTimeLocal":"2026-10-28T14:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 281943Z 04006KT 7SM SCT015 30/18 A2993 RMK 8/500","temp":30,"dewpoint":18,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T20:43:00.000Z","obsTimeLocal":"2026-10-28T15:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 282043Z 03006KT 7SM SCT015 29/19 A2994 RMK SLP138 57009 953 8/500","temp":29,"dewpoint":19,"humidity":55,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T21:42:00.000Z","obsTimeLocal":"2026-10-28T16:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 282142Z 03007KT 7SM FEW015 29/19 A2994 RMK 8/500","temp":29,"dewpoint":19,"humidity":55,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T22:41:00.000Z","obsTimeLocal":"2026-10-28T17:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 282241Z 36005KT 7SM SKC 29/20 A2993 RMK AC","temp":29,"dewpoint":20,"humidity":58,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T23:43:00.000Z","obsTimeLocal":"2026-10-28T18:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 282343Z 34005KT 7SM SKC 26/21 A2995 RMK SLP141 52003 957 AC","temp":26,"dewpoint":21,"humidity":74,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T00:44:00.000Z","obsTimeLocal":"2026-10-28T19:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 290044Z 34005KT 7SM SKC 24/21 A2996 RMK AC","temp":24,"dewpoint":21,"humidity":83,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T01:47:00.000Z","obsTimeLocal":"2026-10-28T20:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 290147Z 33005KT 7SM SCT080 23/22 A2997 RMK 8/030","temp":23,"dewpoint":22,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T02:48:00.000Z","obsTimeLocal":"2026-10-28T21:48:00-05:00","metarType":"METAR","raw":"METAR MMUN 290248Z 33004KT 7SM FEW100 23/22 A2997 RMK SLP049 52008 964 8/030","temp":23,"dewpoint":22,"humidity":94,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T03:41:00.000Z","obsTimeLocal":"2026-10-28T22:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 290341Z 30005KT 7SM FEW100 23/22 A2996 RMK 8/030","temp":23,"dewpoint":22,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T04:40:00.000Z","obsTimeLocal":"2026-10-28T23:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 290440Z 30007KT 7SM FEW100 23/22 A2996 RMK 8/030","temp":23,"dewpoint":22,"humidity":94,"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/MMUN/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/MMUN/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for MMUN for the contract date (station-local calendar day), as published at https://weathermarket.io/station/MMUN/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/MMUN/2026-10-28","json":"https://weathermarket.io/api/station/MMUN/2026-10-28","record":"https://weathermarket.io/api/station/MMUN/2026-10-28?format=record","prev":"https://weathermarket.io/station/MMUN/2026-10-27","next":"https://weathermarket.io/station/MMUN/2026-10-29","station":"https://weathermarket.io/station/MMUN","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=MMUN&data=metar&year1=2026&month1=10&day1=28&year2=2026&month2=10&day2=30&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=MMUN&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=28&hora=5&anof=2026&mesf=10&dayf=29&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMUN"}}}