{"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":"2026-11-13","window":{"date":"2026-11-13","timezone":"America/Chicago","dayStartUtc":"2026-11-13T06:00:00.000Z","dayEndUtc":"2026-11-14T06:00:00.000Z","utcOffsetStart":"-06:00","utcOffsetEnd":"-06:00","hours":24},"complete":false,"values":{"tmax":6.1,"tmaxAt":"2026-11-13T18:51:00.000Z","tmin":1.7,"tminAt":"2026-11-13T12:10:00.000Z","tavg":3.6,"humidityMean":64.8,"windMean":6.4,"windMax":7.7,"windMaxAt":"2026-11-13T09:51:00.000Z","precipObservedCount":0,"nObservations":20,"maxGapMinutes":120,"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":"2026-11-13T18:51:00.000Z","obsTimeLocal":"2026-11-13T12:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131851Z 35012KT 10SM BKN032 BKN120 06/M02 A3004 RMK AO2 SLP176 T00611017","temp":6.1,"dewpoint":-1.7,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-13T12:10:00.000Z","obsTimeLocal":"2026-11-13T06:10:00-06:00","metarType":"SPECI","raw":"SPECI KORD 131210Z 34013G24KT 10SM SCT029 BKN090 OVC110 02/M03 A2999 RMK AO2 T00171033 $","temp":1.7,"dewpoint":-3.3,"humidity":69,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-13T09:51:00.000Z","obsTimeLocal":"2026-11-13T03:51:00-06:00","metarType":"METAR","raw":"METAR KORD 130951Z 34015G23KT 10SM OVC025 03/M02 A2997 RMK AO2 SLP154 T00281022 $","temp":2.8,"dewpoint":-2.2,"humidity":70,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"open","finalAt":"2026-11-14T09:00:00.000Z","settleable":false,"coverage":{"ok":false,"maxGapMinutes":120,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":["day_not_ended: local day ends at 2026-11-14T06:00:00.000Z","coverage_gap: longest stretch without a report was 120 min, above 90 min (station normal interval 60 + 30)"],"holdHours":3},"revision":"ff3da8e4c67e50ab","lastChangedAt":"2026-11-13T22:54:45.026Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KORD/2026-11-13?format=record","status":"awaiting_final","sha256":null,"revision":null,"flareTxHash":null,"flareBlock":null,"anchoredAt":null,"explorer":null,"matchesCurrent":null,"note":"The record is anchored once it is final (2026-11-14T09:00:00.000Z); until then it can still change"},"qc":{"summary":{"good":20,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-13T18:51:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-13T12:10:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":6.1,"tmin":1.7,"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":"pending","tmax":null,"tmin":null,"precip":null,"corrected":false,"issuedAt":null,"html":"https://weathermarket.io/nws-cli/KORD/2026-11-13","json":"https://weathermarket.io/api/nws-cli/KORD/2026-11-13"},"observations":[{"obsTimeUtc":"2026-11-13T06:51:00.000Z","obsTimeLocal":"2026-11-13T00:51:00-06:00","metarType":"METAR","raw":"METAR KORD 130651Z 34011G20KT 10SM OVC032 03/M03 A2997 RMK AO2 SLP152 T00331033 $","temp":3.3,"dewpoint":-3.3,"humidity":62,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T07:51:00.000Z","obsTimeLocal":"2026-11-13T01:51:00-06:00","metarType":"METAR","raw":"METAR KORD 130751Z 33012G22KT 10SM OVC028 03/M03 A2998 RMK AO2 SLP155 T00331028 $","temp":3.3,"dewpoint":-2.8,"humidity":64,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T08:31:00.000Z","obsTimeLocal":"2026-11-13T02:31:00-06:00","metarType":"SPECI","raw":"SPECI KORD 130831Z 34009G20KT 10SM OVC024 03/M02 A2998 RMK AO2 T00331022 $","temp":3.3,"dewpoint":-2.2,"humidity":67,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T08:51:00.000Z","obsTimeLocal":"2026-11-13T02:51:00-06:00","metarType":"METAR","raw":"METAR KORD 130851Z 34010KT 10SM OVC024 03/M02 A2997 RMK AO2 SLP154 T00331022 50002 $","temp":3.3,"dewpoint":-2.2,"humidity":67,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T09:41:00.000Z","obsTimeLocal":"2026-11-13T03:41:00-06:00","metarType":"SPECI","raw":"SPECI KORD 130941Z 35013G21KT 10SM OVC025 03/M02 A2997 RMK AO2 T00281022 $","temp":2.8,"dewpoint":-2.2,"humidity":70,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T09:51:00.000Z","obsTimeLocal":"2026-11-13T03:51:00-06:00","metarType":"METAR","raw":"METAR KORD 130951Z 34015G23KT 10SM OVC025 03/M02 A2997 RMK AO2 SLP154 T00281022 $","temp":2.8,"dewpoint":-2.2,"humidity":70,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T10:51:00.000Z","obsTimeLocal":"2026-11-13T04:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131051Z 35015KT 10SM OVC027 03/M03 A2998 RMK AO2 SLP157 T00281028 $","temp":2.8,"dewpoint":-2.8,"humidity":67,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T11:51:00.000Z","obsTimeLocal":"2026-11-13T05:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131151Z 33015G23KT 10SM BKN027 OVC090 02/M03 A2999 RMK AO2 SLP162 T00221033 10033 20022 53007 $","temp":2.2,"dewpoint":-3.3,"humidity":67,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T12:10:00.000Z","obsTimeLocal":"2026-11-13T06:10:00-06:00","metarType":"SPECI","raw":"SPECI KORD 131210Z 34013G24KT 10SM SCT029 BKN090 OVC110 02/M03 A2999 RMK AO2 T00171033 $","temp":1.7,"dewpoint":-3.3,"humidity":69,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T12:51:00.000Z","obsTimeLocal":"2026-11-13T06:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131251Z 33012KT 10SM SCT028 BKN080 BKN100 02/M03 A3001 RMK AO2 SLP167 T00171033 $","temp":1.7,"dewpoint":-3.3,"humidity":69,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T13:51:00.000Z","obsTimeLocal":"2026-11-13T07:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131351Z 34013G22KT 10SM FEW028 FEW080 BKN100 02/M03 A3002 RMK AO2 PK WND 36026/1341 SLP171 T00171033 $","temp":1.7,"dewpoint":-3.3,"humidity":69,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T14:51:00.000Z","obsTimeLocal":"2026-11-13T08:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131451Z 35013KT 10SM FEW019 FEW070 SCT110 02/M03 A3003 RMK AO2 SLP175 T00221028 51012 $","temp":2.2,"dewpoint":-2.8,"humidity":70,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T15:51:00.000Z","obsTimeLocal":"2026-11-13T09:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131551Z 34012KT 10SM SCT020 SCT075 BKN110 04/M01 A3004 RMK AO2 SLP178 T00441011 $","temp":4.4,"dewpoint":-1.1,"humidity":67,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T16:12:00.000Z","obsTimeLocal":"2026-11-13T10:12:00-06:00","metarType":"SPECI","raw":"SPECI KORD 131612Z 34013G20KT 10SM BKN020 BKN110 04/M01 A3005 RMK AO2 T00441011 $","temp":4.4,"dewpoint":-1.1,"humidity":67,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T16:51:00.000Z","obsTimeLocal":"2026-11-13T10:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131651Z 33011G19KT 10SM BKN021 BKN110 04/M01 A3005 RMK AO2 SLP181 T00391011 $","temp":3.9,"dewpoint":-1.1,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T17:51:00.000Z","obsTimeLocal":"2026-11-13T11:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131751Z 36013KT 10SM SCT022 BKN120 06/M01 A3004 RMK AO2 SLP178 T00561011 10056 20011 50004 $","temp":5.6,"dewpoint":-1.1,"humidity":62,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T18:51:00.000Z","obsTimeLocal":"2026-11-13T12:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131851Z 35012KT 10SM BKN032 BKN120 06/M02 A3004 RMK AO2 SLP176 T00611017","temp":6.1,"dewpoint":-1.7,"humidity":57,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T19:51:00.000Z","obsTimeLocal":"2026-11-13T13:51:00-06:00","metarType":"METAR","raw":"METAR KORD 131951Z 33011G19KT 10SM BKN040 BKN070 06/M03 A3003 RMK AO2 SLP174 T00611033","temp":6.1,"dewpoint":-3.3,"humidity":51,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T21:51:00.000Z","obsTimeLocal":"2026-11-13T15:51:00-06:00","metarType":"METAR","raw":"METAR KORD 132151Z 35014KT 10SM BKN043 06/M02 A3005 RMK AO2 SLP181 T00561022","temp":5.6,"dewpoint":-2.2,"humidity":57,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T22:51:00.000Z","obsTimeLocal":"2026-11-13T16:51:00-06:00","metarType":"METAR","raw":"METAR KORD 132251Z 33010KT 10SM BKN044 BKN140 05/M04 A3006 RMK AO2 SLP186 T00501039","temp":5,"dewpoint":-3.9,"humidity":53,"wind":5.1,"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/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/2026-11-13","json":"https://weathermarket.io/api/station/KORD/2026-11-13","record":"https://weathermarket.io/api/station/KORD/2026-11-13?format=record","prev":"https://weathermarket.io/station/KORD/2026-11-12","next":"https://weathermarket.io/station/KORD/2026-11-14","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=13&year2=2026&month2=11&day2=15&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=13&hora=6&anof=2026&mesf=11&dayf=14&horaf=5&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KORD"}}}