{"station":{"icao":"KLAS","city":{"slug":"las-vegas","name":"Las Vegas","country":"United States"},"timezone":"America/Los_Angeles","lat":36.17,"lon":-115.14,"us":true,"html":"https://weathermarket.io/station/KLAS","json":"https://weathermarket.io/api/station/KLAS","nwsCli":{"html":"https://weathermarket.io/nws-cli/KLAS","json":"https://weathermarket.io/api/nws-cli/KLAS"}},"date":"2026-10-21","window":{"date":"2026-10-21","timezone":"America/Los_Angeles","dayStartUtc":"2026-10-21T07:00:00.000Z","dayEndUtc":"2026-10-22T07:00:00.000Z","utcOffsetStart":"-07:00","utcOffsetEnd":"-07:00","hours":24},"complete":true,"values":{"tmax":28.9,"tmaxAt":"2026-10-21T21:56:00.000Z","tmin":20,"tminAt":"2026-10-21T13:56:00.000Z","tavg":24.4,"humidityMean":43.4,"windMean":2.6,"windMax":6.2,"windMaxAt":"2026-10-21T21:56:00.000Z","precipObservedCount":0,"nObservations":25,"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":"2026-10-21T21:56:00.000Z","obsTimeLocal":"2026-10-21T14:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212156Z 16012G20KT 10SM SCT070 SCT120 SCT180 29/11 A2984 RMK AO2 SLP082 T02890106","temp":28.9,"dewpoint":10.6,"humidity":32,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-21T13:56:00.000Z","obsTimeLocal":"2026-10-21T06:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211356Z 00000KT 10SM SCT075 20/10 A2992 RMK AO2 SLP111 CB DSNT NE TCU DSNT E-SE T02000100","temp":20,"dewpoint":10,"humidity":53,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-21T21:56:00.000Z","obsTimeLocal":"2026-10-21T14:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212156Z 16012G20KT 10SM SCT070 SCT120 SCT180 29/11 A2984 RMK AO2 SLP082 T02890106","temp":28.9,"dewpoint":10.6,"humidity":32,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-22T10:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"471c5e6c4604076c","lastChangedAt":"2026-10-22T06:58:40.374Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KLAS/2026-10-21?format=record","status":"anchored","sha256":"8eeb235215bfa181ef8f38e0e65a67ef85d2fdde241bb2a98401193d813da0f6","revision":"471c5e6c4604076c","flareTxHash":"0xd1820a9490fa0f7d5a2f7c7036f9dd753ea96f4b0d435325aecd2195f0c7bc47","flareBlock":73860312,"anchoredAt":"2026-11-06T05:01:27.405Z","explorer":"https://flare-explorer.flare.network/tx/0xd1820a9490fa0f7d5a2f7c7036f9dd753ea96f4b0d435325aecd2195f0c7bc47","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":"2026-10-21T21:56:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-21T13:56:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":28.9,"tmin":20,"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":{"status":"issued","tmax":29.44,"tmin":20,"precip":0,"corrected":false,"issuedAt":"2026-10-22T08:25:00.000Z","html":"https://weathermarket.io/nws-cli/KLAS/2026-10-21","json":"https://weathermarket.io/api/nws-cli/KLAS/2026-10-21"},"observations":[{"obsTimeUtc":"2026-10-21T07:56:00.000Z","obsTimeLocal":"2026-10-21T00:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 210756Z 27006KT 10SM BKN080 22/09 A2993 RMK AO2 SLP115 T02220094 402780172","temp":22.2,"dewpoint":9.4,"humidity":44,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T08:56:00.000Z","obsTimeLocal":"2026-10-21T01:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 210856Z 21003KT 10SM SCT080 BKN110 22/09 A2993 RMK AO2 SLP113 ACC SE AND DSNT SW-NW-N T02170094 56005","temp":21.7,"dewpoint":9.4,"humidity":45,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T09:56:00.000Z","obsTimeLocal":"2026-10-21T02:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 210956Z 21004KT 10SM FEW080 SCT110 BKN160 21/10 A2991 RMK AO2 SLP108 ACC E-SE AND DSNT SW-NW T02060100","temp":20.6,"dewpoint":10,"humidity":51,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T10:56:00.000Z","obsTimeLocal":"2026-10-21T03:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211056Z 25003KT 10SM BKN080 BKN120 21/09 A2990 RMK AO2 SLP105 ACC OHD AND ALQDS T02110094","temp":21.1,"dewpoint":9.4,"humidity":47,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T11:56:00.000Z","obsTimeLocal":"2026-10-21T04:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211156Z 26003KT 10SM BKN080 BKN120 21/09 A2990 RMK AO2 SLP104 ACC OHD AND ALQDS T02110094 10239 20200 56009","temp":21.1,"dewpoint":9.4,"humidity":47,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T12:56:00.000Z","obsTimeLocal":"2026-10-21T05:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211256Z 00000KT 10SM BKN075 BKN120 21/09 A2991 RMK AO2 SLP107 ACC OHD AND ALQDS T02060094","temp":20.6,"dewpoint":9.4,"humidity":49,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T13:56:00.000Z","obsTimeLocal":"2026-10-21T06:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211356Z 00000KT 10SM SCT075 20/10 A2992 RMK AO2 SLP111 CB DSNT NE TCU DSNT E-SE T02000100","temp":20,"dewpoint":10,"humidity":53,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T14:56:00.000Z","obsTimeLocal":"2026-10-21T07:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211456Z 00000KT 10SM FEW075 FEW120 22/09 A2993 RMK AO2 SLP114 CB DSNT E T02170094 51009","temp":21.7,"dewpoint":9.4,"humidity":45,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T15:56:00.000Z","obsTimeLocal":"2026-10-21T08:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211556Z 00000KT 10SM FEW075 FEW120 23/09 A2994 RMK AO2 SLP118 CB DSNT NE-E T02280094","temp":22.8,"dewpoint":9.4,"humidity":43,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T16:56:00.000Z","obsTimeLocal":"2026-10-21T09:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211656Z 06005KT 10SM FEW075 FEW120 24/09 A2994 RMK AO2 SLP119 CB DSNT NE T02440094","temp":24.4,"dewpoint":9.4,"humidity":39,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T17:56:00.000Z","obsTimeLocal":"2026-10-21T10:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211756Z 11006KT 10SM FEW075 FEW120 26/10 A2994 RMK AO2 SLP117 T02560100 10261 20200 50004","temp":25.6,"dewpoint":10,"humidity":37,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T18:56:00.000Z","obsTimeLocal":"2026-10-21T11:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211856Z 10010KT 10SM FEW065 27/11 A2992 RMK AO2 SLP110 T02720111","temp":27.2,"dewpoint":11.1,"humidity":37,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T19:56:00.000Z","obsTimeLocal":"2026-10-21T12:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 211956Z 08007KT 10SM SCT070 28/11 A2990 RMK AO2 SLP103 T02780106","temp":27.8,"dewpoint":10.6,"humidity":34,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T20:56:00.000Z","obsTimeLocal":"2026-10-21T13:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212056Z 18010G15KT 10SM SCT070 SCT120 28/11 A2986 RMK AO2 SLP090 T02830106 58024","temp":28.3,"dewpoint":10.6,"humidity":33,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T21:56:00.000Z","obsTimeLocal":"2026-10-21T14:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212156Z 16012G20KT 10SM SCT070 SCT120 SCT180 29/11 A2984 RMK AO2 SLP082 T02890106","temp":28.9,"dewpoint":10.6,"humidity":32,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T22:56:00.000Z","obsTimeLocal":"2026-10-21T15:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212256Z 16009G20KT 10SM SCT070 SCT120 SCT180 29/11 A2983 RMK AO2 SLP078 CB DSNT NE AND SE T02890106","temp":28.9,"dewpoint":10.6,"humidity":32,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-21T23:56:00.000Z","obsTimeLocal":"2026-10-21T16:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 212356Z 14009G16KT 10SM SCT070 SCT120 SCT180 28/12 A2983 RMK AO2 SLP080 CB DSNT NE AND SE T02780122 10294 20256 55010","temp":27.8,"dewpoint":12.2,"humidity":38,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T00:56:00.000Z","obsTimeLocal":"2026-10-21T17:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220056Z 16009G18KT 10SM FEW070 SCT120 SCT180 27/12 A2983 RMK AO2 SLP079 T02670122","temp":26.7,"dewpoint":12.2,"humidity":41,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T01:56:00.000Z","obsTimeLocal":"2026-10-21T18:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220156Z 16007G19KT 10SM FEW070 FEW120 SCT180 26/12 A2984 RMK AO2 SLP084 T02610122","temp":26.1,"dewpoint":12.2,"humidity":42,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T02:27:00.000Z","obsTimeLocal":"2026-10-21T19:27:00-07:00","metarType":"SPECI","raw":"SPECI KLAS 220227Z 16005KT 10SM FEW070 FEW120 SCT180 26/13 A2985 RMK AO2 T02560128 $","temp":25.6,"dewpoint":12.8,"humidity":45,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T02:56:00.000Z","obsTimeLocal":"2026-10-21T19:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220256Z 15005KT 10SM FEW070 FEW120 SCT180 26/13 A2985 RMK AO2 SLP089 T02560128 53008 $","temp":25.6,"dewpoint":12.8,"humidity":45,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T03:56:00.000Z","obsTimeLocal":"2026-10-21T20:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220356Z 00000KT 10SM FEW120 FEW180 24/13 A2986 RMK AO2 SLP090 T02440133 $","temp":24.4,"dewpoint":13.3,"humidity":50,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T04:56:00.000Z","obsTimeLocal":"2026-10-21T21:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220456Z 13004KT 10SM BKN055 BKN100 24/14 A2986 RMK AO2 LTG DSNT NE SLP092 ACC ALQDS T02440139 $","temp":24.4,"dewpoint":13.9,"humidity":52,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T05:56:00.000Z","obsTimeLocal":"2026-10-21T22:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220556Z 13004KT 10SM SCT055 BKN100 24/13 A2987 RMK AO2 SLP092 FRQ LTGICCG DSNT NE ACC ALQDS CB DSNT NE T02390133 10278 20239 52004 $","temp":23.9,"dewpoint":13.3,"humidity":52,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T06:56:00.000Z","obsTimeLocal":"2026-10-21T23:56:00-07:00","metarType":"METAR","raw":"METAR KLAS 220656Z 13004KT 10SM SCT060 BKN110 23/13 A2987 RMK AO2 SLP092 ACC OHD AND ALQDS T02330128 $","temp":23.3,"dewpoint":12.8,"humidity":52,"wind":2.1,"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). US markets usually settle on the official NWS CLI value instead - see the NWS CLI archive for this station; both values are shown side by side.","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/KLAS/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KLAS/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KLAS for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KLAS/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/KLAS/2026-10-21","json":"https://weathermarket.io/api/station/KLAS/2026-10-21","record":"https://weathermarket.io/api/station/KLAS/2026-10-21?format=record","prev":"https://weathermarket.io/station/KLAS/2026-10-20","next":"https://weathermarket.io/station/KLAS/2026-10-22","station":"https://weathermarket.io/station/KLAS","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=LAS&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=KLAS&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=21&hora=7&anof=2026&mesf=10&dayf=22&horaf=6&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KLAS"}}}