{"station":{"icao":"KIAH","city":{"slug":"houston","name":"Houston","country":"United States"},"timezone":"America/Chicago","lat":29.76,"lon":-95.37,"us":true,"html":"https://weathermarket.io/station/KIAH","json":"https://weathermarket.io/api/station/KIAH","nwsCli":{"html":"https://weathermarket.io/nws-cli/KIAH","json":"https://weathermarket.io/api/nws-cli/KIAH"}},"date":"2026-10-22","window":{"date":"2026-10-22","timezone":"America/Chicago","dayStartUtc":"2026-10-22T05:00:00.000Z","dayEndUtc":"2026-10-23T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":30,"tmaxAt":"2026-10-22T20:53:00.000Z","tmin":15,"tminAt":"2026-10-22T09:53:00.000Z","tavg":21.5,"humidityMean":58.9,"windMean":1.7,"windMax":3.6,"windMaxAt":"2026-10-22T22:53:00.000Z","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":"2026-10-22T20:53:00.000Z","obsTimeLocal":"2026-10-22T15:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222053Z 09004KT 10SM CLR 30/06 A3009 RMK AO2 SLP189 T03000056 56025","temp":30,"dewpoint":5.6,"humidity":21,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-22T09:53:00.000Z","obsTimeLocal":"2026-10-22T04:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220953Z 00000KT 10SM CLR 15/14 A3014 RMK AO2 SLP207 T01500144 $","temp":15,"dewpoint":14.4,"humidity":96,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-22T22:53:00.000Z","obsTimeLocal":"2026-10-22T17:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222253Z 05007KT 10SM CLR 28/07 A3009 RMK AO2 SLP190 T02830072","temp":28.3,"dewpoint":7.2,"humidity":26,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-23T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"59afb2a5827111b8","lastChangedAt":"2026-10-23T04:55:38.404Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KIAH/2026-10-22?format=record","status":"anchored","sha256":"3755f56ab17bae35202efa25dc2a1a6bc3f184db03d350ec3d0973b2f5d5b3d9","revision":"59afb2a5827111b8","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-22T20:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-22T09:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":30,"tmin":15,"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":30.56,"tmin":13.89,"precip":0,"corrected":false,"issuedAt":"2026-10-23T07:23:00.000Z","html":"https://weathermarket.io/nws-cli/KIAH/2026-10-22","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-10-22"},"observations":[{"obsTimeUtc":"2026-10-22T05:53:00.000Z","obsTimeLocal":"2026-10-22T00:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220553Z 00000KT 10SM CLR 17/15 A3014 RMK AO2 SLP204 T01720150 10244 20167 403000167 58005 $","temp":17.2,"dewpoint":15,"humidity":87,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T06:53:00.000Z","obsTimeLocal":"2026-10-22T01:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220653Z 00000KT 10SM CLR 16/14 A3014 RMK AO2 SLP205 T01610144 $","temp":16.1,"dewpoint":14.4,"humidity":90,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T07:53:00.000Z","obsTimeLocal":"2026-10-22T02:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220753Z 00000KT 10SM CLR 16/14 A3014 RMK AO2 SLP207 T01610144 $","temp":16.1,"dewpoint":14.4,"humidity":90,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T08:53:00.000Z","obsTimeLocal":"2026-10-22T03:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220853Z 02003KT 10SM CLR 16/14 A3015 RMK AO2 SLP208 T01560144 53003 $","temp":15.6,"dewpoint":14.4,"humidity":93,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T09:53:00.000Z","obsTimeLocal":"2026-10-22T04:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 220953Z 00000KT 10SM CLR 15/14 A3014 RMK AO2 SLP207 T01500144 $","temp":15,"dewpoint":14.4,"humidity":96,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T10:53:00.000Z","obsTimeLocal":"2026-10-22T05:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221053Z 36003KT 10SM FEW046 15/14 A3015 RMK AO2 SLP209 T01500144 $","temp":15,"dewpoint":14.4,"humidity":96,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T11:53:00.000Z","obsTimeLocal":"2026-10-22T06:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221153Z 34003KT 10SM CLR 15/14 A3016 RMK AO2 SLP213 T01500144 10172 20144 53005 $","temp":15,"dewpoint":14.4,"humidity":96,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T12:53:00.000Z","obsTimeLocal":"2026-10-22T07:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221253Z 06003KT 10SM CLR 15/14 A3018 RMK AO2 SLP218 T01500139","temp":15,"dewpoint":13.9,"humidity":93,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T13:53:00.000Z","obsTimeLocal":"2026-10-22T08:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221353Z 35003KT 10SM CLR 19/16 A3019 RMK AO2 SLP222 FU DSNT S T01890156","temp":18.9,"dewpoint":15.6,"humidity":81,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T14:53:00.000Z","obsTimeLocal":"2026-10-22T09:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221453Z 04003KT 10SM CLR 23/15 A3020 RMK AO2 SLP227 T02330150 52014","temp":23.3,"dewpoint":15,"humidity":60,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T15:53:00.000Z","obsTimeLocal":"2026-10-22T10:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221553Z 07003KT 10SM CLR 26/13 A3019 RMK AO2 SLP224 T02560128","temp":25.6,"dewpoint":12.8,"humidity":45,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T16:53:00.000Z","obsTimeLocal":"2026-10-22T11:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221653Z 04005KT 10SM CLR 27/09 A3018 RMK AO2 SLP221 T02670094","temp":26.7,"dewpoint":9.4,"humidity":34,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T17:53:00.000Z","obsTimeLocal":"2026-10-22T12:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221753Z 06005KT 10SM FEW250 28/06 A3017 RMK AO2 SLP214 T02830061 10289 20139 58012","temp":28.3,"dewpoint":6.1,"humidity":24,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T18:53:00.000Z","obsTimeLocal":"2026-10-22T13:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221853Z 08006KT 10SM FEW250 29/06 A3014 RMK AO2 SLP205 T02940056","temp":29.4,"dewpoint":5.6,"humidity":22,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T19:53:00.000Z","obsTimeLocal":"2026-10-22T14:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 221953Z 05005KT 10SM CLR 29/06 A3011 RMK AO2 SLP196 T02940061","temp":29.4,"dewpoint":6.1,"humidity":23,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T20:53:00.000Z","obsTimeLocal":"2026-10-22T15:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222053Z 09004KT 10SM CLR 30/06 A3009 RMK AO2 SLP189 T03000056 56025","temp":30,"dewpoint":5.6,"humidity":21,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T21:53:00.000Z","obsTimeLocal":"2026-10-22T16:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222153Z 05003KT 10SM CLR 29/06 A3009 RMK AO2 SLP189 T02940061","temp":29.4,"dewpoint":6.1,"humidity":23,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T22:53:00.000Z","obsTimeLocal":"2026-10-22T17:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222253Z 05007KT 10SM CLR 28/07 A3009 RMK AO2 SLP190 T02830072","temp":28.3,"dewpoint":7.2,"humidity":26,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-22T23:53:00.000Z","obsTimeLocal":"2026-10-22T18:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 222353Z 09007KT 10SM FEW250 24/08 A3010 RMK AO2 SLP194 T02390083 10306 20239 53005","temp":23.9,"dewpoint":8.3,"humidity":37,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-23T00:53:00.000Z","obsTimeLocal":"2026-10-22T19:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 230053Z 09007KT 10SM CLR 22/08 A3012 RMK AO2 SLP197 T02170083","temp":21.7,"dewpoint":8.3,"humidity":42,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-23T01:53:00.000Z","obsTimeLocal":"2026-10-22T20:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 230153Z 12005KT 10SM CLR 21/09 A3012 RMK AO2 SLP198 T02110089","temp":21.1,"dewpoint":8.9,"humidity":46,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-23T02:53:00.000Z","obsTimeLocal":"2026-10-22T21:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 230253Z 00000KT 10SM CLR 18/10 A3013 RMK AO2 SLP201 T01780100 51007","temp":17.8,"dewpoint":10,"humidity":60,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-23T03:53:00.000Z","obsTimeLocal":"2026-10-22T22:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 230353Z 21005KT 10SM CLR 19/11 A3013 RMK AO2 SLP202 T01890111","temp":18.9,"dewpoint":11.1,"humidity":61,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-23T04:53:00.000Z","obsTimeLocal":"2026-10-22T23:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 230453Z 00000KT 10SM CLR 17/11 A3013 RMK AO2 SLP201 T01720111","temp":17.2,"dewpoint":11.1,"humidity":67,"wind":0,"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/KIAH/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KIAH/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KIAH for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KIAH/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/KIAH/2026-10-22","json":"https://weathermarket.io/api/station/KIAH/2026-10-22","record":"https://weathermarket.io/api/station/KIAH/2026-10-22?format=record","prev":"https://weathermarket.io/station/KIAH/2026-10-21","next":"https://weathermarket.io/station/KIAH/2026-10-23","station":"https://weathermarket.io/station/KIAH","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=IAH&data=metar&year1=2026&month1=10&day1=22&year2=2026&month2=10&day2=24&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=KIAH&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=22&hora=5&anof=2026&mesf=10&dayf=23&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KIAH"}}}