{"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":"2026-10-28","window":{"date":"2026-10-28","timezone":"America/Chicago","dayStartUtc":"2026-10-28T05:00:00.000Z","dayEndUtc":"2026-10-29T05:00:00.000Z","utcOffsetStart":"-05:00","utcOffsetEnd":"-05:00","hours":24},"complete":true,"values":{"tmax":27.8,"tmaxAt":"2026-10-28T19:53:00.000Z","tmin":18.3,"tminAt":"2026-10-28T07:53:00.000Z","tavg":22,"humidityMean":84.2,"windMean":2.5,"windMax":5.1,"windMaxAt":"2026-10-28T21:53:00.000Z","precipObservedCount":3,"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":"2026-10-28T19:53:00.000Z","obsTimeLocal":"2026-10-28T14:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281953Z 11007KT 10SM FEW040 BKN065 BKN250 28/17 A3011 RMK AO2 SLP196 SHRA DSNT N T02780167","temp":27.8,"dewpoint":16.7,"humidity":51,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-28T07:53:00.000Z","obsTimeLocal":"2026-10-28T02:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280753Z 00000KT 6SM BCFG BR FEW009 FEW018 FEW250 18/18 A3013 RMK AO2 SLP201 T01830183","temp":18.3,"dewpoint":18.3,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-28T21:53:00.000Z","obsTimeLocal":"2026-10-28T16:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 282153Z 13010KT 10SM FEW040 BKN060 BKN250 27/18 A3010 RMK AO2 SLP192 T02670178","temp":26.7,"dewpoint":17.8,"humidity":58,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-29T08:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"17d1108274517bd8","lastChangedAt":"2026-10-29T04:55:45.629Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KIAH/2026-10-28?format=record","status":"anchored","sha256":"6e2520b2c4facca9209461f17550d07f2638c46dd4822876ae347b9e5d5385c5","revision":"17d1108274517bd8","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":"2026-10-28T19:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-28T07:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":27.8,"tmin":18.3,"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":28.33,"tmin":17.78,"precip":1.02,"corrected":false,"issuedAt":"2026-10-29T07:24:00.000Z","html":"https://weathermarket.io/nws-cli/KIAH/2026-10-28","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-10-28"},"observations":[{"obsTimeUtc":"2026-10-28T05:29:00.000Z","obsTimeLocal":"2026-10-28T00:29:00-05:00","metarType":"SPECI","raw":"SPECI KIAH 280529Z 01004KT 6SM BR FEW009 FEW110 FEW200 19/19 A3014 RMK AO2 T01890189","temp":18.9,"dewpoint":18.9,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T05:53:00.000Z","obsTimeLocal":"2026-10-28T00:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280553Z 01003KT 6SM BR MIFG FEW009 FEW100 FEW250 19/19 A3014 RMK AO2 SLP205 T01890189 10211 20189 402330156 58006","temp":18.9,"dewpoint":18.9,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T06:53:00.000Z","obsTimeLocal":"2026-10-28T01:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280653Z 00000KT 6SM BR FEW007 FEW017 SCT110 19/19 A3014 RMK AO2 SLP205 T01890189","temp":18.9,"dewpoint":18.9,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T07:53:00.000Z","obsTimeLocal":"2026-10-28T02:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280753Z 00000KT 6SM BCFG BR FEW009 FEW018 FEW250 18/18 A3013 RMK AO2 SLP201 T01830183","temp":18.3,"dewpoint":18.3,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T08:53:00.000Z","obsTimeLocal":"2026-10-28T03:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280853Z 00000KT 7SM FEW015 BKN100 BKN250 18/18 A3012 RMK AO2 SLP198 T01830183 58007","temp":18.3,"dewpoint":18.3,"humidity":100,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T09:53:00.000Z","obsTimeLocal":"2026-10-28T04:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 280953Z 10004KT 7SM FEW055 FEW100 BKN250 19/19 A3011 RMK AO2 SLP196 T01890189","temp":18.9,"dewpoint":18.9,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T10:53:00.000Z","obsTimeLocal":"2026-10-28T05:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281053Z 06003KT 7SM FEW055 FEW100 SCT200 19/19 A3011 RMK AO2 SLP196 T01940194","temp":19.4,"dewpoint":19.4,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T11:53:00.000Z","obsTimeLocal":"2026-10-28T06:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281153Z 12003KT 7SM BKN050 BKN070 BKN200 20/20 A3012 RMK AO2 SLP201 70016 T02000200 10200 20178 53002","temp":20,"dewpoint":20,"humidity":100,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T12:53:00.000Z","obsTimeLocal":"2026-10-28T07:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281253Z 12005KT 7SM BKN055 BKN070 21/20 A3014 RMK AO2 SLP206 T02060200","temp":20.6,"dewpoint":20,"humidity":96,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T13:53:00.000Z","obsTimeLocal":"2026-10-28T08:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281353Z 11005KT 7SM -RA BKN055 22/21 A3016 RMK AO2 RAB46 SLP213 P0000 T02170206","temp":21.7,"dewpoint":20.6,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T14:53:00.000Z","obsTimeLocal":"2026-10-28T09:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281453Z 13008KT 4SM -RA BR SCT030 BKN045 OVC060 22/21 A3018 RMK AO2 RAE1357B42 SLP219 P0000 60000 T02170211 53018","temp":21.7,"dewpoint":21.1,"humidity":96,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T15:53:00.000Z","obsTimeLocal":"2026-10-28T10:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281553Z 11007KT 5SM -RA BR FEW030 BKN039 OVC048 23/22 A3018 RMK AO2 RAE26B50 SLP218 P0003 T02280217","temp":22.8,"dewpoint":21.7,"humidity":94,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T16:53:00.000Z","obsTimeLocal":"2026-10-28T11:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281653Z 12006KT 10SM OVC041 24/22 A3018 RMK AO2 RAE34 SLP218 P0001 T02390217","temp":23.9,"dewpoint":21.7,"humidity":88,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T17:53:00.000Z","obsTimeLocal":"2026-10-28T12:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281753Z 12007KT 10SM FEW035 OVC045 25/20 A3016 RMK AO2 SLP212 SHRA W 60004 T02500200 10250 20200 58007","temp":25,"dewpoint":20,"humidity":74,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T18:53:00.000Z","obsTimeLocal":"2026-10-28T13:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281853Z 14006KT 10SM FEW030 OVC050 26/18 A3013 RMK AO2 SLP203 T02610178","temp":26.1,"dewpoint":17.8,"humidity":60,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T19:53:00.000Z","obsTimeLocal":"2026-10-28T14:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 281953Z 11007KT 10SM FEW040 BKN065 BKN250 28/17 A3011 RMK AO2 SLP196 SHRA DSNT N T02780167","temp":27.8,"dewpoint":16.7,"humidity":51,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T20:53:00.000Z","obsTimeLocal":"2026-10-28T15:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 282053Z 12009KT 10SM FEW040 BKN055 BKN250 27/17 A3010 RMK AO2 SLP194 T02720172 56018","temp":27.2,"dewpoint":17.2,"humidity":54,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T21:53:00.000Z","obsTimeLocal":"2026-10-28T16:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 282153Z 13010KT 10SM FEW040 BKN060 BKN250 27/18 A3010 RMK AO2 SLP192 T02670178","temp":26.7,"dewpoint":17.8,"humidity":58,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T22:53:00.000Z","obsTimeLocal":"2026-10-28T17:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 282253Z 15009KT 10SM FEW045 SCT060 SCT120 BKN250 26/18 A3011 RMK AO2 SLP196 T02560178","temp":25.6,"dewpoint":17.8,"humidity":62,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-28T23:53:00.000Z","obsTimeLocal":"2026-10-28T18:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 282353Z 12008KT 10SM FEW060 SCT120 BKN250 24/17 A3011 RMK AO2 SLP195 T02390172 10283 20239 53001","temp":23.9,"dewpoint":17.2,"humidity":66,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T00:53:00.000Z","obsTimeLocal":"2026-10-28T19:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 290053Z 15006KT 10SM FEW110 BKN250 23/17 A3012 RMK AO2 SLP200 T02330167","temp":23.3,"dewpoint":16.7,"humidity":66,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T01:53:00.000Z","obsTimeLocal":"2026-10-28T20:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 290153Z 16004KT 10SM FEW110 SCT170 BKN250 22/18 A3013 RMK AO2 SLP203 T02220178","temp":22.2,"dewpoint":17.8,"humidity":76,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T02:53:00.000Z","obsTimeLocal":"2026-10-28T21:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 290253Z 16003KT 10SM FEW160 BKN250 21/18 A3013 RMK AO2 SLP202 T02110183 50007 $","temp":21.1,"dewpoint":18.3,"humidity":84,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T03:53:00.000Z","obsTimeLocal":"2026-10-28T22:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 290353Z 17003KT 10SM BKN250 19/18 A3014 RMK AO2 SLP207 T01940178 $","temp":19.4,"dewpoint":17.8,"humidity":90,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-29T04:53:00.000Z","obsTimeLocal":"2026-10-28T23:53:00-05:00","metarType":"METAR","raw":"METAR KIAH 290453Z 16003KT 10SM SCT160 BKN250 19/18 A3014 RMK AO2 SLP205 T01890183 $","temp":18.9,"dewpoint":18.3,"humidity":96,"wind":1.5,"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/2026-10-28","json":"https://weathermarket.io/api/station/KIAH/2026-10-28","record":"https://weathermarket.io/api/station/KIAH/2026-10-28?format=record","prev":"https://weathermarket.io/station/KIAH/2026-10-27","next":"https://weathermarket.io/station/KIAH/2026-10-29","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=28&year2=2026&month2=10&day2=30&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=28&hora=5&anof=2026&mesf=10&dayf=29&horaf=4&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KIAH"}}}