{"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":"2026-10-30","window":{"date":"2026-10-30","timezone":"America/Cancun","dayStartUtc":"2026-10-30T05:00:00.000Z","dayEndUtc":"2026-10-31T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":31,"tmaxAt":"2026-10-30T17:41:00.000Z","tmin":23,"tminAt":"2026-10-30T10:40:00.000Z","tavg":27.2,"humidityMean":81.2,"windMean":1.9,"windMax":6.2,"windMaxAt":"2026-10-30T19:40:00.000Z","precipObservedCount":0,"nObservations":23,"maxGapMinutes":118,"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":"2026-10-30T17:41:00.000Z","obsTimeLocal":"2026-10-30T12:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 301741Z 15008KT 7SM SCT015TCU 31/24 A2993 RMK SLP135 57013 904 8/200 AC","temp":31,"dewpoint":24,"humidity":66,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-30T10:40:00.000Z","obsTimeLocal":"2026-10-30T05:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 301040Z 00000KT 7SM FEW080 23/23 A2990 RMK 8/030","temp":23,"dewpoint":23,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-30T19:40:00.000Z","obsTimeLocal":"2026-10-30T14:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 301940Z 13012KT 7SM SCT015TCU 30/23 A2989 RMK 8/200","temp":30,"dewpoint":23,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-31T08:00:00.000Z","settleable":false,"coverage":{"ok":false,"maxGapMinutes":118,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":["coverage_gap: longest stretch without a report was 118 min, above 90 min (station normal interval 60 + 30)"],"holdHours":3},"revision":"6871e0f5c2b530e8","lastChangedAt":"2026-10-31T04:59:38.147Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMUN/2026-10-30?format=record","status":"anchored","sha256":"db2848f2ecec863fc29edb4b26e12a66d0be29e8abe20ab9b9b57a1fc3197f7c","revision":"6871e0f5c2b530e8","flareTxHash":"0xbf5a54d84bf3217ddb9b6df934222c6d620bf627299c74dcc769e884dae7a78c","flareBlock":73850351,"anchoredAt":"2026-11-06T02:01:51.695Z","explorer":"https://flare-explorer.flare.network/tx/0xbf5a54d84bf3217ddb9b6df934222c6d620bf627299c74dcc769e884dae7a78c","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":23,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-30T17:41:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-30T10:40:00.000Z","flag":"good","reasons":["step_not_tested: previous valid report 118 min earlier (> 70)"]},"anyFlagged":false},"excludingBad":{"tmax":31,"tmin":23,"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":"2026-10-30T05:40:00.000Z","obsTimeLocal":"2026-10-30T00:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 300540Z 14002KT 7SM SCT015TCU 26/23 A2992 RMK SLP135 57001 956 8/200","temp":26,"dewpoint":23,"humidity":84,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T06:42:00.000Z","obsTimeLocal":"2026-10-30T01:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 300642Z 00000KT 7SM SCT015TCU 25/23 A2991 RMK 8/200 ISOL AC","temp":25,"dewpoint":23,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T07:40:00.000Z","obsTimeLocal":"2026-10-30T02:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 300740Z 00000KT 7SM SCT015TCU 24/23 A2990 RMK 8/200","temp":24,"dewpoint":23,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T08:42:00.000Z","obsTimeLocal":"2026-10-30T03:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 300842Z 31002KT 7SM SCT015TCU 24/23 A2990 RMK SLP127 57008 900 8/200","temp":24,"dewpoint":23,"humidity":94,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T10:40:00.000Z","obsTimeLocal":"2026-10-30T05:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 301040Z 00000KT 7SM FEW080 23/23 A2990 RMK 8/030","temp":23,"dewpoint":23,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T11:44:00.000Z","obsTimeLocal":"2026-10-30T06:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 301144Z 15002KT 7SM FEW015TCU SCT080 23/23 A2992 RMK SLP134 52007 903 8/230","temp":23,"dewpoint":23,"humidity":100,"wind":1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T12:44:00.000Z","obsTimeLocal":"2026-10-30T07:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 301244Z 00000KT 7SM FEW015TCU 24/23 A2994 RMK 8/200 AC","temp":24,"dewpoint":23,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T13:44:00.000Z","obsTimeLocal":"2026-10-30T08:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 301344Z 11004KT 7SM FEW015 28/24 A2995 RMK 8/100","temp":28,"dewpoint":24,"humidity":79,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T14:43:00.000Z","obsTimeLocal":"2026-10-30T09:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 301443Z 12005KT 7SM FEW015TCU 29/23 A2996 RMK SLP148 52014 905 8/200","temp":29,"dewpoint":23,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T15:45:00.000Z","obsTimeLocal":"2026-10-30T10:45:00-05:00","metarType":"METAR","raw":"METAR MMUN 301545Z 13009KT 7SM SCT015TCU 29/23 A2996 RMK 8/200","temp":29,"dewpoint":23,"humidity":70,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T16:44:00.000Z","obsTimeLocal":"2026-10-30T11:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 301644Z 13007KT 7SM SCT015TCU 30/24 A2994 RMK 8/200","temp":30,"dewpoint":24,"humidity":70,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T17:41:00.000Z","obsTimeLocal":"2026-10-30T12:41:00-05:00","metarType":"METAR","raw":"METAR MMUN 301741Z 15008KT 7SM SCT015TCU 31/24 A2993 RMK SLP135 57013 904 8/200 AC","temp":31,"dewpoint":24,"humidity":66,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T18:40:00.000Z","obsTimeLocal":"2026-10-30T13:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 301840Z 13007KT 7SM SCT015TCU 31/24 A2991 RMK 8/200","temp":31,"dewpoint":24,"humidity":66,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T19:40:00.000Z","obsTimeLocal":"2026-10-30T14:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 301940Z 13012KT 7SM SCT015TCU 30/23 A2989 RMK 8/200","temp":30,"dewpoint":23,"humidity":66,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T20:42:00.000Z","obsTimeLocal":"2026-10-30T15:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 302042Z 12009KT 7SM SCT015TCU 30/23 A2989 RMK SLP123 57012 907 8/200 AC","temp":30,"dewpoint":23,"humidity":66,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T21:44:00.000Z","obsTimeLocal":"2026-10-30T16:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 302144Z 12005KT 7SM FEW015TCU 30/23 A2989 RMK 8/200 AC","temp":30,"dewpoint":23,"humidity":66,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T22:44:00.000Z","obsTimeLocal":"2026-10-30T17:44:00-05:00","metarType":"METAR","raw":"METAR MMUN 302244Z 12006KT 7SM FEW015TCU 29/24 A2990 RMK 8/200","temp":29,"dewpoint":24,"humidity":74,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-30T23:42:00.000Z","obsTimeLocal":"2026-10-30T18:42:00-05:00","metarType":"METAR","raw":"METAR MMUN 302342Z 00000KT 7SM SKC 27/24 A2991 RMK SLP128 52005 906 SC","temp":27,"dewpoint":24,"humidity":84,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T00:47:00.000Z","obsTimeLocal":"2026-10-30T19:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 310047Z 00000KT 7SM SKC 27/24 A2993 RMK SC","temp":27,"dewpoint":24,"humidity":84,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T01:47:00.000Z","obsTimeLocal":"2026-10-30T20:47:00-05:00","metarType":"METAR","raw":"METAR MMUN 310147Z 11004KT 7SM SKC 27/24 A2996 RMK SC","temp":27,"dewpoint":24,"humidity":84,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T02:40:00.000Z","obsTimeLocal":"2026-10-30T21:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 310240Z 12003KT 7SM FEW025 26/24 A2997 RMK SLP149 52021 900 8/500","temp":26,"dewpoint":24,"humidity":89,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T03:43:00.000Z","obsTimeLocal":"2026-10-30T22:43:00-05:00","metarType":"METAR","raw":"METAR MMUN 310343Z 00000KT 7SM SCT025 26/24 A2997 RMK 8/500","temp":26,"dewpoint":24,"humidity":89,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-31T04:40:00.000Z","obsTimeLocal":"2026-10-30T23:40:00-05:00","metarType":"METAR","raw":"METAR MMUN 310440Z 00000KT 7SM SCT020 26/24 A2996 RMK 8/100 MDT CU","temp":26,"dewpoint":24,"humidity":89,"wind":0,"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/2026-10-30","json":"https://weathermarket.io/api/station/MMUN/2026-10-30","record":"https://weathermarket.io/api/station/MMUN/2026-10-30?format=record","prev":"https://weathermarket.io/station/MMUN/2026-10-29","next":"https://weathermarket.io/station/MMUN/2026-10-31","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=30&year2=2026&month2=11&day2=1&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=30&hora=5&anof=2026&mesf=10&dayf=31&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMUN"}}}