{"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":"2026-10-17","window":{"date":"2026-10-17","timezone":"America/Monterrey","dayStartUtc":"2026-10-17T06:00:00.000Z","dayEndUtc":"2026-10-18T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":20,"tmaxAt":"2026-10-17T20:40:00.000Z","tmin":14,"tminAt":"2026-10-17T12:40:00.000Z","tavg":16.1,"humidityMean":53.8,"windMean":3.9,"windMax":8.2,"windMaxAt":"2026-10-17T17:40:00.000Z","precipObservedCount":0,"nObservations":24,"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":"2026-10-17T20:40:00.000Z","obsTimeLocal":"2026-10-17T14:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 172040Z 29009G19KT 10SM SCT080 20/06 A3040 RMK SLP293 57037 932 8/080","temp":20,"dewpoint":6,"humidity":40,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-17T12:40:00.000Z","obsTimeLocal":"2026-10-17T06:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171240Z 33010KT 8SM OVC030 14/05 A3053 RMK 8/5//","temp":14,"dewpoint":5,"humidity":55,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-17T17:40:00.000Z","obsTimeLocal":"2026-10-17T11:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171740Z 31016G26KT 10SM SCT030 17/05 A3051 RMK SLP335 57018 942 8/500","temp":17,"dewpoint":5,"humidity":45,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-18T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"2ca3b926487d452b","lastChangedAt":"2026-10-18T05:59:38.501Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/MMMY/2026-10-17?format=record","status":"anchored","sha256":"627a3275f2983fb8d0f587c890daad6fa7d6a371f63760139e172c57c8eddb09","revision":"2ca3b926487d452b","flareTxHash":"0x6fdd8db113d1c70c73c45f836a3b495837c8ace487878e7bb2d00e7a501502c4","flareBlock":72391934,"anchoredAt":"2026-10-18T09:01:37.059Z","explorer":"https://flare-explorer.flare.network/tx/0x6fdd8db113d1c70c73c45f836a3b495837c8ace487878e7bb2d00e7a501502c4","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":"2026-10-17T20:40:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-17T12:40:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":20,"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":"2026-10-17T06:40:00.000Z","obsTimeLocal":"2026-10-17T00:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 170640Z 27015KT 7SM OVC018 15/12 A3047 RMK 8/7//","temp":15,"dewpoint":12,"humidity":82,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T07:40:00.000Z","obsTimeLocal":"2026-10-17T01:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 170740Z 28010KT 7SM OVC020 16/11 A3046 RMK 8/7//","temp":16,"dewpoint":11,"humidity":72,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T08:40:00.000Z","obsTimeLocal":"2026-10-17T02:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 170840Z 28008KT 7SM BKN025 15/11 A3047 RMK SLP318 54000 949 8/500","temp":15,"dewpoint":11,"humidity":77,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T09:40:00.000Z","obsTimeLocal":"2026-10-17T03:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 170940Z 33009KT 8SM BKN030 16/07 A3048 RMK 8/500","temp":16,"dewpoint":7,"humidity":55,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T10:40:00.000Z","obsTimeLocal":"2026-10-17T04:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171040Z 34006KT 8SM BKN030 15/04 A3049 RMK 8/500","temp":15,"dewpoint":4,"humidity":48,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T11:40:00.000Z","obsTimeLocal":"2026-10-17T05:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171140Z 34005KT 8SM OVC030 15/04 A3051 RMK SLP334 52011 949 8/5//","temp":15,"dewpoint":4,"humidity":48,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T12:40:00.000Z","obsTimeLocal":"2026-10-17T06:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171240Z 33010KT 8SM OVC030 14/05 A3053 RMK 8/5//","temp":14,"dewpoint":5,"humidity":55,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T13:40:00.000Z","obsTimeLocal":"2026-10-17T07:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171340Z 34008G22KT 10SM OVC020 14/04 A3055 RMK 8/5//","temp":14,"dewpoint":4,"humidity":51,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T14:40:00.000Z","obsTimeLocal":"2026-10-17T08:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171440Z 32008G20KT 10SM OVC025 14/05 A3057 RMK SLP356 52020 947 8/5//","temp":14,"dewpoint":5,"humidity":55,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T15:40:00.000Z","obsTimeLocal":"2026-10-17T09:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171540Z 33007G17KT 10SM OVC030 15/06 A3056 RMK 8/5//","temp":15,"dewpoint":6,"humidity":55,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T16:40:00.000Z","obsTimeLocal":"2026-10-17T10:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171640Z 32009G23KT 10SM BKN030 16/05 A3054 RMK 8/500","temp":16,"dewpoint":5,"humidity":48,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T17:40:00.000Z","obsTimeLocal":"2026-10-17T11:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171740Z 31016G26KT 10SM SCT030 17/05 A3051 RMK SLP335 57018 942 8/500","temp":17,"dewpoint":5,"humidity":45,"wind":8.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T18:40:00.000Z","obsTimeLocal":"2026-10-17T12:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171840Z 32010G21KT 10SM SCT030 SCT080 19/05 A3047 RMK 8/580","temp":19,"dewpoint":5,"humidity":40,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T19:40:00.000Z","obsTimeLocal":"2026-10-17T13:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 171940Z 31012G22KT 10SM FEW030 SCT080 19/05 A3043 RMK 8/580","temp":19,"dewpoint":5,"humidity":40,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T20:40:00.000Z","obsTimeLocal":"2026-10-17T14:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 172040Z 29009G19KT 10SM SCT080 20/06 A3040 RMK SLP293 57037 932 8/080","temp":20,"dewpoint":6,"humidity":40,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T21:40:00.000Z","obsTimeLocal":"2026-10-17T15:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 172140Z 31007G17KT 10SM BKN080 20/05 A3039 RMK 8/030","temp":20,"dewpoint":5,"humidity":37,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T22:40:00.000Z","obsTimeLocal":"2026-10-17T16:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 172240Z 34004G17KT 10SM SCT080 19/06 A3037 RMK 8/030","temp":19,"dewpoint":6,"humidity":43,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-17T23:40:00.000Z","obsTimeLocal":"2026-10-17T17:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 172340Z 32006KT 10SM BKN080 18/06 A3038 RMK SLP289 57006 905 8/030","temp":18,"dewpoint":6,"humidity":45,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T00:40:00.000Z","obsTimeLocal":"2026-10-17T18:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180040Z 31005KT 8SM SCT080 16/07 A3040 RMK 8/030 HZY","temp":16,"dewpoint":7,"humidity":55,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T01:40:00.000Z","obsTimeLocal":"2026-10-17T19:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180140Z 32003KT 8SM SCT080 15/07 A3042 RMK 8/030 HZY","temp":15,"dewpoint":7,"humidity":59,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T02:40:00.000Z","obsTimeLocal":"2026-10-17T20:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180240Z 32006KT 8SM SCT080 15/06 A3043 RMK SLP309 52017 958 8/030 HZY ISOL SC","temp":15,"dewpoint":6,"humidity":55,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T03:40:00.000Z","obsTimeLocal":"2026-10-17T21:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180340Z 00000KT 8SM BKN080 15/08 A3044 RMK 8/030","temp":15,"dewpoint":8,"humidity":63,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T04:40:00.000Z","obsTimeLocal":"2026-10-17T22:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180440Z 28006KT 8SM BKN080 14/07 A3043 RMK 8/030","temp":14,"dewpoint":7,"humidity":63,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-18T05:40:00.000Z","obsTimeLocal":"2026-10-17T23:40:00-06:00","metarType":"METAR","raw":"METAR MMMY 180540Z 28005KT 8SM BKN080 15/07 A3041 RMK SLP301 57006 969 8/030","temp":15,"dewpoint":7,"humidity":59,"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/2026-10-17","json":"https://weathermarket.io/api/station/MMMY/2026-10-17","record":"https://weathermarket.io/api/station/MMMY/2026-10-17?format=record","prev":"https://weathermarket.io/station/MMMY/2026-10-16","next":"https://weathermarket.io/station/MMMY/2026-10-18","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=17&year2=2026&month2=10&day2=19&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=17&hora=6&anof=2026&mesf=10&dayf=18&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=MMMY"}}}