{"station":{"icao":"KORD","city":{"slug":"chicago","name":"Chicago","country":"United States"},"timezone":"America/Chicago","lat":41.88,"lon":-87.63,"us":true,"html":"https://weathermarket.io/station/KORD","json":"https://weathermarket.io/api/station/KORD","nwsCli":{"html":"https://weathermarket.io/nws-cli/KORD","json":"https://weathermarket.io/api/nws-cli/KORD"}},"date":"2026-11-09","window":{"date":"2026-11-09","timezone":"America/Chicago","dayStartUtc":"2026-11-09T06:00:00.000Z","dayEndUtc":"2026-11-10T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":true,"values":{"tmax":15.6,"tmaxAt":"2026-11-09T20:51:00.000Z","tmin":4.4,"tminAt":"2026-11-09T10:51:00.000Z","tavg":10.2,"humidityMean":64,"windMean":2.8,"windMax":4.6,"windMaxAt":"2026-11-09T19:51:00.000Z","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":"2026-11-09T20:51:00.000Z","obsTimeLocal":"2026-11-09T14:51:00-06:00","metarType":"METAR","raw":"METAR KORD 092051Z 23008KT 10SM BKN300 16/04 A3004 RMK AO2 SLP174 T01560044 56019","temp":15.6,"dewpoint":4.4,"humidity":47,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-09T10:51:00.000Z","obsTimeLocal":"2026-11-09T04:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091051Z 28004KT 10SM FEW250 04/02 A3009 RMK AO2 SLP193 T00440022 $","temp":4.4,"dewpoint":2.2,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-09T19:51:00.000Z","obsTimeLocal":"2026-11-09T13:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091951Z 23009KT 10SM BKN250 15/04 A3004 RMK AO2 SLP175 T01500039","temp":15,"dewpoint":3.9,"humidity":47,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-10T09:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"cd1252f07c87706b","lastChangedAt":"2026-11-10T05:53:39.587Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KORD/2026-11-09?format=record","status":"anchored","sha256":"34dbe1af9c2ff185b52b552959d9270c1f30d4e0dd86dd77257494f9b13fb58c","revision":"cd1252f07c87706b","flareTxHash":"0xc240d58eb766d4092408f5fc87eec473f9b49683eeb4969b0871122a41176fba","flareBlock":74192917,"anchoredAt":"2026-11-10T09:01:20.282Z","explorer":"https://flare-explorer.flare.network/tx/0xc240d58eb766d4092408f5fc87eec473f9b49683eeb4969b0871122a41176fba","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":"2026-11-09T20:51:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-09T10:51:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":15.6,"tmin":4.4,"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":15.56,"tmin":3.89,"precip":0,"corrected":false,"issuedAt":"2026-11-10T06:45:00.000Z","html":"https://weathermarket.io/nws-cli/KORD/2026-11-09","json":"https://weathermarket.io/api/nws-cli/KORD/2026-11-09"},"observations":[{"obsTimeUtc":"2026-11-09T06:51:00.000Z","obsTimeLocal":"2026-11-09T00:51:00-06:00","metarType":"METAR","raw":"METAR KORD 090651Z 29006KT 10SM FEW250 08/03 A3004 RMK AO2 SLP173 T00780028 $","temp":7.8,"dewpoint":2.8,"humidity":71,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T07:51:00.000Z","obsTimeLocal":"2026-11-09T01:51:00-06:00","metarType":"METAR","raw":"METAR KORD 090751Z 29006KT 10SM FEW250 07/03 A3005 RMK SLP177 T00670028","temp":6.7,"dewpoint":2.8,"humidity":76,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T08:51:00.000Z","obsTimeLocal":"2026-11-09T02:51:00-06:00","metarType":"METAR","raw":"METAR KORD 090851Z 28006KT 10SM FEW250 06/02 A3007 RMK AO2 SLP183 T00610022 53008 $","temp":6.1,"dewpoint":2.2,"humidity":76,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T09:51:00.000Z","obsTimeLocal":"2026-11-09T03:51:00-06:00","metarType":"METAR","raw":"METAR KORD 090951Z 28004KT 10SM FEW250 05/02 A3007 RMK AO2 SLP185 T00500022 $","temp":5,"dewpoint":2.2,"humidity":82,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T10:51:00.000Z","obsTimeLocal":"2026-11-09T04:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091051Z 28004KT 10SM FEW250 04/02 A3009 RMK AO2 SLP193 T00440022 $","temp":4.4,"dewpoint":2.2,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T11:51:00.000Z","obsTimeLocal":"2026-11-09T05:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091151Z 25004KT 10SM SCT250 04/02 A3011 RMK AO2 SLP197 T00440022 10083 20044 53013 $","temp":4.4,"dewpoint":2.2,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T12:51:00.000Z","obsTimeLocal":"2026-11-09T06:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091251Z 00000KT 10SM SCT250 04/02 A3012 RMK AO2 SLP201 T00440022 $","temp":4.4,"dewpoint":2.2,"humidity":86,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T13:51:00.000Z","obsTimeLocal":"2026-11-09T07:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091351Z 00000KT 10SM BKN250 06/03 A3012 RMK AO2 SLP204 T00610033","temp":6.1,"dewpoint":3.3,"humidity":82,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T14:51:00.000Z","obsTimeLocal":"2026-11-09T08:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091451Z 24003KT 10SM SCT250 09/03 A3014 RMK AO2 SLP208 T00940033 53012","temp":9.4,"dewpoint":3.3,"humidity":66,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T15:51:00.000Z","obsTimeLocal":"2026-11-09T09:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091551Z 20006KT 10SM SCT250 12/04 A3014 RMK AO2 SLP208 T01220044","temp":12.2,"dewpoint":4.4,"humidity":59,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T16:51:00.000Z","obsTimeLocal":"2026-11-09T10:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091651Z 20004KT 10SM SCT250 13/03 A3012 RMK AO2 SLP202 T01330033","temp":13.3,"dewpoint":3.3,"humidity":51,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T17:51:00.000Z","obsTimeLocal":"2026-11-09T11:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091751Z 21007KT 10SM BKN250 14/03 A3010 RMK AO2 SLP194 T01440028 10150 20039 58014","temp":14.4,"dewpoint":2.8,"humidity":46,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T18:51:00.000Z","obsTimeLocal":"2026-11-09T12:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091851Z 21008KT 10SM BKN250 15/04 A3006 RMK AO2 SLP182 T01500039","temp":15,"dewpoint":3.9,"humidity":47,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T19:51:00.000Z","obsTimeLocal":"2026-11-09T13:51:00-06:00","metarType":"METAR","raw":"METAR KORD 091951Z 23009KT 10SM BKN250 15/04 A3004 RMK AO2 SLP175 T01500039","temp":15,"dewpoint":3.9,"humidity":47,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T20:51:00.000Z","obsTimeLocal":"2026-11-09T14:51:00-06:00","metarType":"METAR","raw":"METAR KORD 092051Z 23008KT 10SM BKN300 16/04 A3004 RMK AO2 SLP174 T01560044 56019","temp":15.6,"dewpoint":4.4,"humidity":47,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T21:51:00.000Z","obsTimeLocal":"2026-11-09T15:51:00-06:00","metarType":"METAR","raw":"METAR KORD 092151Z 21008KT 10SM BKN300 15/03 A3002 RMK AO2 SLP168 T01500033","temp":15,"dewpoint":3.3,"humidity":45,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T22:51:00.000Z","obsTimeLocal":"2026-11-09T16:51:00-06:00","metarType":"METAR","raw":"METAR KORD 092251Z 21005KT 10SM SCT300 13/04 A3003 RMK AO2 SLP170 T01330039","temp":13.3,"dewpoint":3.9,"humidity":53,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-09T23:51:00.000Z","obsTimeLocal":"2026-11-09T17:51:00-06:00","metarType":"METAR","raw":"METAR KORD 092351Z 00000KT 10SM FEW250 11/04 A3004 RMK AO2 SLP176 T01110039 10156 20111 53000 $","temp":11.1,"dewpoint":3.9,"humidity":61,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T00:51:00.000Z","obsTimeLocal":"2026-11-09T18:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100051Z 19006KT 10SM SCT250 11/04 A3003 RMK AO2 SLP171 T01060044 $","temp":10.6,"dewpoint":4.4,"humidity":65,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T01:51:00.000Z","obsTimeLocal":"2026-11-09T19:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100151Z 21006KT 10SM FEW250 11/04 A3001 RMK AO2 SLP166 T01060039 $","temp":10.6,"dewpoint":3.9,"humidity":63,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T02:51:00.000Z","obsTimeLocal":"2026-11-09T20:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100251Z 23007KT 10SM CLR 11/04 A3000 RMK AO2 SLP161 T01110039 56013 $","temp":11.1,"dewpoint":3.9,"humidity":61,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T03:51:00.000Z","obsTimeLocal":"2026-11-09T21:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100351Z 22007KT 10SM CLR 11/03 A3000 RMK AO2 SLP159 T01110033 $","temp":11.1,"dewpoint":3.3,"humidity":59,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T04:51:00.000Z","obsTimeLocal":"2026-11-09T22:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100451Z 22008KT 10SM CLR 11/03 A2998 RMK AO2 SLP154 T01060033 $","temp":10.6,"dewpoint":3.3,"humidity":61,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-10T05:51:00.000Z","obsTimeLocal":"2026-11-09T23:51:00-06:00","metarType":"METAR","raw":"METAR KORD 100551Z 22007KT 10SM FEW250 11/03 A2997 RMK AO2 SLP150 T01060028 10117 20100 401560039 58009 $","temp":10.6,"dewpoint":2.8,"humidity":59,"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). 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/KORD/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KORD/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KORD for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KORD/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/KORD/2026-11-09","json":"https://weathermarket.io/api/station/KORD/2026-11-09","record":"https://weathermarket.io/api/station/KORD/2026-11-09?format=record","prev":"https://weathermarket.io/station/KORD/2026-11-08","next":"https://weathermarket.io/station/KORD/2026-11-10","station":"https://weathermarket.io/station/KORD","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ORD&data=metar&year1=2026&month1=11&day1=9&year2=2026&month2=11&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=KORD&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=11&day=9&hora=6&anof=2026&mesf=11&dayf=10&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KORD"}}}