{"station":{"icao":"MMMY","city":{"slug":"monterrey","name":"Monterrey","country":"Mexico"},"timezone":"America/Monterrey","lat":25.69,"lon":-100.32,"us":false,"html":"https://weathermarket.io/station/MMMY","json":"https://weathermarket.io/api/station/MMMY","nwsCli":null},"date":"2026-10-09","window":{"date":"2026-10-09","timezone":"America/Monterrey","dayStartUtc":"2026-10-09T06:00:00.000Z","dayEndUtc":"2026-10-10T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":30,"tmaxAt":"2026-10-09T18:40:00.000Z","tmin":21,"tminAt":"2026-10-09T11:40:00.000Z","tavg":25.4,"humidityMean":68.3,"windMean":2.3,"windMax":3.6,"windMaxAt":"2026-10-09T20:40:00.000Z","precipObservedCount":0,"nObservations":24,"maxGapMinutes":62,"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":"2026-10-09T18:40:00.000Z","obsTimeLocal":"2026-10-09T12:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091840Z 15006KT 10SM SCT030CB SCT070 30/18 A3000 RMK 8/330","temp":30,"dewpoint":18,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-09T11:40:00.000Z","obsTimeLocal":"2026-10-09T05:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091140Z 00000KT 10SM FEW070 21/20 A3000 RMK SLP146 52007 905 8/030","temp":21,"dewpoint":20,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-09T20:40:00.000Z","obsTimeLocal":"2026-10-09T14:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 092040Z 09007KT 10SM FEW030CB FEW070 30/16 A2994 RMK SLP126 57029 954 8/330 ISOL CU","temp":30,"dewpoint":16,"humidity":43,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-10T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":62,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"169d819769ade9a6","lastChangedAt":"2026-10-10T05:59:38.369Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMMY/2026-10-09?format=record","status":"anchored","sha256":"7a66e6834a5c22a6aabc09815284f518fbba66c6dfabf47e63bb3f979a0e576d","revision":"169d819769ade9a6","flareTxHash":"0x49378cd61b2b2d658592d6137c40011aab330f7ef1fb6d713a2e4b23fd137372","flareBlock":71764208,"anchoredAt":"2026-10-10T09:01:25.444Z","explorer":"https://flare-explorer.flare.network/tx/0x49378cd61b2b2d658592d6137c40011aab330f7ef1fb6d713a2e4b23fd137372","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-09T18:40:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-09T11:40:00.000Z","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":"2026-10-09T06:40:00.000Z","obsTimeLocal":"2026-10-09T00:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 090640Z 08005KT 10SM SKC 23/21 A3000","temp":23,"dewpoint":21,"humidity":89,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T07:40:00.000Z","obsTimeLocal":"2026-10-09T01:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 090740Z 07004KT 10SM SKC 23/20 A2999 RMK ISOL SC","temp":23,"dewpoint":20,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T08:40:00.000Z","obsTimeLocal":"2026-10-09T02:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 090840Z 03004KT 10SM SKC 22/20 A2998 RMK SLP137 57011 900 ISOL SC","temp":22,"dewpoint":20,"humidity":88,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T09:40:00.000Z","obsTimeLocal":"2026-10-09T03:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 090940Z 06003KT 10SM FEW030 22/20 A2997 RMK 8/500","temp":22,"dewpoint":20,"humidity":88,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T10:40:00.000Z","obsTimeLocal":"2026-10-09T04:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091040Z 00000KT 10SM SCT030 22/20 A2999 RMK 8/500","temp":22,"dewpoint":20,"humidity":88,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T11:40:00.000Z","obsTimeLocal":"2026-10-09T05:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091140Z 00000KT 10SM FEW070 21/20 A3000 RMK SLP146 52007 905 8/030","temp":21,"dewpoint":20,"humidity":94,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T12:40:00.000Z","obsTimeLocal":"2026-10-09T06:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091240Z 29005KT 10SM FEW030 SCT200 21/20 A3000 RMK 8/501","temp":21,"dewpoint":20,"humidity":94,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T13:40:00.000Z","obsTimeLocal":"2026-10-09T07:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091340Z 32003KT 8SM FEW030 SCT070 24/21 A3002 RMK 8/530 HZY ISOL CI","temp":24,"dewpoint":21,"humidity":83,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T14:40:00.000Z","obsTimeLocal":"2026-10-09T08:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091440Z 00000KT 10SM SCT070 26/21 A3004 RMK SLP159 52015 902 8/030 ISOL SC CI","temp":26,"dewpoint":21,"humidity":74,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T15:40:00.000Z","obsTimeLocal":"2026-10-09T09:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091540Z 15003KT 10SM FEW030 SCT070 27/21 A3006 RMK 8/130 HZY ISOL CI","temp":27,"dewpoint":21,"humidity":70,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T16:40:00.000Z","obsTimeLocal":"2026-10-09T10:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091640Z 09006KT 10SM SCT030TCU SCT070 28/19 A3006 RMK 8/230 ISOL CI","temp":28,"dewpoint":19,"humidity":58,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T17:40:00.000Z","obsTimeLocal":"2026-10-09T11:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091740Z 10006KT 10SM SCT030CB SCT070 29/19 A3003 RMK SLP155 57003 903 8/330","temp":29,"dewpoint":19,"humidity":55,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T18:40:00.000Z","obsTimeLocal":"2026-10-09T12:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091840Z 15006KT 10SM SCT030CB SCT070 30/18 A3000 RMK 8/330","temp":30,"dewpoint":18,"humidity":49,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T19:40:00.000Z","obsTimeLocal":"2026-10-09T13:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 091940Z 10006KT 10SM SCT030CB SCT070 29/18 A2997 RMK 8/330","temp":29,"dewpoint":18,"humidity":52,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T20:40:00.000Z","obsTimeLocal":"2026-10-09T14:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 092040Z 09007KT 10SM FEW030CB FEW070 30/16 A2994 RMK SLP126 57029 954 8/330 ISOL CU","temp":30,"dewpoint":16,"humidity":43,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T21:40:00.000Z","obsTimeLocal":"2026-10-09T15:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 092140Z 13007KT 10SM FEW030 30/16 A2993 RMK 8/500 ISOL AC CI","temp":30,"dewpoint":16,"humidity":43,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T22:40:00.000Z","obsTimeLocal":"2026-10-09T16:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 092240Z 11007KT 10SM FEW030 30/16 A2993 RMK 8/500 ISOL AC CI","temp":30,"dewpoint":16,"humidity":43,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-09T23:40:00.000Z","obsTimeLocal":"2026-10-09T17:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 092340Z 10006KT 10SM FEW030 28/17 A2994 RMK SLP124 57003 953 8/500 ISOL AC CI","temp":28,"dewpoint":17,"humidity":51,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T00:40:00.000Z","obsTimeLocal":"2026-10-09T18:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 100040Z 12004KT 10SM FEW030 26/17 A2995 RMK 8/500 ISOL AC","temp":26,"dewpoint":17,"humidity":58,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T01:41:00.000Z","obsTimeLocal":"2026-10-09T19:41:00-06:00","metarType":"METAR","raw":"METAR MMMY 100141Z 13004KT 10SM SKC 25/17 A2997 RMK ISOL SC AC","temp":25,"dewpoint":17,"humidity":61,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T02:40:00.000Z","obsTimeLocal":"2026-10-09T20:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 100240Z 15004KT 10SM SCT070 24/17 A3000 RMK SLP145 52020 900 8/080 ISOL SC","temp":24,"dewpoint":17,"humidity":65,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T03:40:00.000Z","obsTimeLocal":"2026-10-09T21:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 100340Z 14005KT 10SM FEW070 24/18 A3001 RMK 8/080","temp":24,"dewpoint":18,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T04:40:00.000Z","obsTimeLocal":"2026-10-09T22:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 100440Z 13005KT 10SM SKC 23/17 A3001 RMK ISOL AC","temp":23,"dewpoint":17,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-10T05:42:00.000Z","obsTimeLocal":"2026-10-09T23:42:00-06:00","metarType":"METAR","raw":"METAR MMMY 100542Z 07005KT 10SM SKC 22/17 A3000 RMK SLP146 52001 953","temp":22,"dewpoint":17,"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/MMMY/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/MMMY/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for MMMY for the contract date (station-local calendar day), as published at https://weathermarket.io/station/MMMY/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/MMMY/2026-10-09","json":"https://weathermarket.io/api/station/MMMY/2026-10-09","record":"https://weathermarket.io/api/station/MMMY/2026-10-09?format=record","prev":"https://weathermarket.io/station/MMMY/2026-10-08","next":"https://weathermarket.io/station/MMMY/2026-10-10","station":"https://weathermarket.io/station/MMMY","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=MMMY&data=metar&year1=2026&month1=10&day1=9&year2=2026&month2=10&day2=11&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=MMMY&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=9&hora=6&anof=2026&mesf=10&dayf=10&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMMY"}}}