{"station":{"icao":"KSEA","city":{"slug":"seattle","name":"Seattle","country":"United States"},"timezone":"America/Los_Angeles","lat":47.61,"lon":-122.33,"us":true,"html":"https://weathermarket.io/station/KSEA","json":"https://weathermarket.io/api/station/KSEA","nwsCli":{"html":"https://weathermarket.io/nws-cli/KSEA","json":"https://weathermarket.io/api/nws-cli/KSEA"}},"date":"2026-10-26","window":{"date":"2026-10-26","timezone":"America/Los_Angeles","dayStartUtc":"2026-10-26T07:00:00.000Z","dayEndUtc":"2026-10-27T07:00:00.000Z","utcOffsetStart":"-07:00","utcOffsetEnd":"-07:00","hours":24},"complete":true,"values":{"tmax":14.4,"tmaxAt":"2026-10-26T21:53:00.000Z","tmin":9.4,"tminAt":"2026-10-26T13:53:00.000Z","tavg":11.1,"humidityMean":83.2,"windMean":1.7,"windMax":3.1,"windMaxAt":"2026-10-26T14:53:00.000Z","precipObservedCount":8,"nObservations":28,"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":"2026-10-26T21:53:00.000Z","obsTimeLocal":"2026-10-26T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 262153Z 23006KT 10SM FEW031 SCT049 BKN060 BKN130 14/07 A3000 RMK AO2 SLP165 T01440072","temp":14.4,"dewpoint":7.2,"humidity":62,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-26T13:53:00.000Z","obsTimeLocal":"2026-10-26T06:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261353Z 08004KT 7SM -RA FEW018 BKN043 OVC050 09/08 A2998 RMK AO2 RAE00B22 SLP159 P0001 T00940083","temp":9.4,"dewpoint":8.3,"humidity":93,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-26T14:53:00.000Z","obsTimeLocal":"2026-10-26T07:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261453Z 05006KT 9SM -RA FEW020 BKN042 BKN055 10/08 A3000 RMK AO2 SLP164 P0002 60003 T01000083 53007","temp":10,"dewpoint":8.3,"humidity":89,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-27T10:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"b3a7529efcb138ee","lastChangedAt":"2026-10-27T06:56:38.858Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-10-26?format=record","status":"anchored","sha256":"0f207f426c8e5e154b903e9eccc6472a65c49f794b39efc672101d0699530b3b","revision":"b3a7529efcb138ee","flareTxHash":"0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","flareBlock":73833169,"anchoredAt":"2026-11-05T21:01:40.919Z","explorer":"https://flare-explorer.flare.network/tx/0x42885942905a25b19717f8fc7857efc220f596fecdf3bd9f5122cee821bb6876","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":28,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-26T21:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-26T13:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":14.4,"tmin":9.4,"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":14.44,"tmin":9.44,"precip":0.76,"corrected":false,"issuedAt":"2026-10-27T08:27:00.000Z","html":"https://weathermarket.io/nws-cli/KSEA/2026-10-26","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-10-26"},"observations":[{"obsTimeUtc":"2026-10-26T07:53:00.000Z","obsTimeLocal":"2026-10-26T00:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260753Z 06005KT 10SM OVC075 11/07 A2995 RMK AO2 SLP149 T01060072 401440078 $","temp":10.6,"dewpoint":7.2,"humidity":79,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T08:53:00.000Z","obsTimeLocal":"2026-10-26T01:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260853Z 03005KT 10SM OVC060 11/08 A2995 RMK AO2 SLP149 T01110083 53000 $","temp":11.1,"dewpoint":8.3,"humidity":83,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T09:53:00.000Z","obsTimeLocal":"2026-10-26T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 260953Z 02004KT 10SM SCT065 BKN080 10/07 A2996 RMK AO2 SLP151 VIRGA NW-N T01000072 $","temp":10,"dewpoint":7.2,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T10:53:00.000Z","obsTimeLocal":"2026-10-26T03:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261053Z 00000KT 8SM -RA BKN060 OVC075 10/08 A2996 RMK AO2 RAB50 SLP152 P0000 T01000078 $","temp":10,"dewpoint":7.8,"humidity":86,"wind":0,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T11:22:00.000Z","obsTimeLocal":"2026-10-26T04:22:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 261122Z 00000KT 10SM -RA SCT006 OVC060 10/09 A2998 RMK AO2 P0000 T01000089 $","temp":10,"dewpoint":8.9,"humidity":93,"wind":0,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T11:53:00.000Z","obsTimeLocal":"2026-10-26T04:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261153Z 00000KT 10SM FEW003 FEW007 OVC055 10/09 A2998 RMK AO2 RAE24 SLP157 P0000 60000 70020 T01000089 10128 20094 53007 $","temp":10,"dewpoint":8.9,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T12:53:00.000Z","obsTimeLocal":"2026-10-26T05:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261253Z 02003KT 10SM -RA FEW007 OVC055 10/09 A2998 RMK AO2 RAB12E29B47 SLP158 P0000 T01000094 $","temp":10,"dewpoint":9.4,"humidity":96,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T13:53:00.000Z","obsTimeLocal":"2026-10-26T06:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261353Z 08004KT 7SM -RA FEW018 BKN043 OVC050 09/08 A2998 RMK AO2 RAE00B22 SLP159 P0001 T00940083","temp":9.4,"dewpoint":8.3,"humidity":93,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T14:53:00.000Z","obsTimeLocal":"2026-10-26T07:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261453Z 05006KT 9SM -RA FEW020 BKN042 BKN055 10/08 A3000 RMK AO2 SLP164 P0002 60003 T01000083 53007","temp":10,"dewpoint":8.3,"humidity":89,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T15:53:00.000Z","obsTimeLocal":"2026-10-26T08:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261553Z VRB04KT 10SM FEW009 BKN048 OVC060 09/08 A3002 RMK AO2 RAE04 SLP172 P0000 T00940083","temp":9.4,"dewpoint":8.3,"humidity":93,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T16:00:00.000Z","obsTimeLocal":"2026-10-26T09:00:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 261600Z 11005KT 9SM -RA BKN005 BKN045 OVC055 09/08 A3002 RMK AO2 RAB00 P0000 T00940083","temp":9.4,"dewpoint":8.3,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T16:28:00.000Z","obsTimeLocal":"2026-10-26T09:28:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 261628Z 07003KT 10SM -RA SCT005 BKN047 BKN060 10/08 A3003 RMK AO2 RAB00 SCT005 V BKN P0000 T01000083","temp":10,"dewpoint":8.3,"humidity":89,"wind":1.5,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T16:53:00.000Z","obsTimeLocal":"2026-10-26T09:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261653Z 05004KT 8SM -DZ FEW007 BKN047 BKN060 11/09 A3003 RMK AO2 RAB00E33DZB51 SLP174 P0000 T01060089","temp":10.6,"dewpoint":8.9,"humidity":89,"wind":2.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T17:53:00.000Z","obsTimeLocal":"2026-10-26T10:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261753Z 09005KT 10SM FEW015 BKN042 BKN080 11/08 A3003 RMK AO2 DZE00RAB00E08 SLP175 P0000 60003 T01060083 10111 20094 51011","temp":10.6,"dewpoint":8.3,"humidity":86,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T18:53:00.000Z","obsTimeLocal":"2026-10-26T11:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261853Z 00000KT 10SM FEW029 BKN050 BKN080 12/09 A3003 RMK AO2 SLP175 T01170089","temp":11.7,"dewpoint":8.9,"humidity":83,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T19:53:00.000Z","obsTimeLocal":"2026-10-26T12:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 261953Z 02003KT 10SM FEW015 SCT043 BKN080 BKN130 13/09 A3002 RMK AO2 SLP172 T01330089","temp":13.3,"dewpoint":8.9,"humidity":75,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T20:53:00.000Z","obsTimeLocal":"2026-10-26T13:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 262053Z 29005KT 10SM FEW021 BKN032 BKN050 BKN130 13/08 A3001 RMK AO2 SLP169 T01330083 58006","temp":13.3,"dewpoint":8.3,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T21:53:00.000Z","obsTimeLocal":"2026-10-26T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 262153Z 23006KT 10SM FEW031 SCT049 BKN060 BKN130 14/07 A3000 RMK AO2 SLP165 T01440072","temp":14.4,"dewpoint":7.2,"humidity":62,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T22:53:00.000Z","obsTimeLocal":"2026-10-26T15:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 262253Z 28004KT 10SM FEW045 BKN060 BKN120 13/07 A3000 RMK AO2 SLP163 T01330072","temp":13.3,"dewpoint":7.2,"humidity":67,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T23:53:00.000Z","obsTimeLocal":"2026-10-26T16:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 262353Z 00000KT 10SM SCT047 BKN060 BKN120 13/07 A2998 RMK AO2 SLP160 T01330072 10144 20106 58009","temp":13.3,"dewpoint":7.2,"humidity":67,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T00:53:00.000Z","obsTimeLocal":"2026-10-26T17:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270053Z 27004KT 10SM BKN039 OVC048 12/08 A2999 RMK AO2 SLP163 T01220078","temp":12.2,"dewpoint":7.8,"humidity":74,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T01:53:00.000Z","obsTimeLocal":"2026-10-26T18:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270153Z 28003KT 10SM FEW032 SCT043 OVC060 12/09 A3000 RMK AO2 SLP165 T01170089","temp":11.7,"dewpoint":8.9,"humidity":83,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T02:53:00.000Z","obsTimeLocal":"2026-10-26T19:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270253Z 19003KT 10SM BKN033 OVC060 12/09 A2999 RMK AO2 SLP163 T01170089 50003","temp":11.7,"dewpoint":8.9,"humidity":83,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T03:53:00.000Z","obsTimeLocal":"2026-10-26T20:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270353Z 00000KT 10SM SCT027 BKN034 OVC065 12/09 A2999 RMK AO2 SLP162 T01170089","temp":11.7,"dewpoint":8.9,"humidity":83,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T04:46:00.000Z","obsTimeLocal":"2026-10-26T21:46:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 270446Z 18004KT 10SM BKN017 BKN024 OVC060 11/08 A2999 RMK AO2 T01110078","temp":11.1,"dewpoint":7.8,"humidity":80,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T04:53:00.000Z","obsTimeLocal":"2026-10-26T21:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270453Z 17004KT 10SM SCT017 BKN023 OVC065 11/08 A2999 RMK AO2 SLP162 T01110078","temp":11.1,"dewpoint":7.8,"humidity":80,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T05:53:00.000Z","obsTimeLocal":"2026-10-26T22:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270553Z 16004KT 10SM BKN015 OVC022 11/08 A2999 RMK AO2 SLP162 T01060083 10133 20106 56002","temp":10.6,"dewpoint":8.3,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T06:53:00.000Z","obsTimeLocal":"2026-10-26T23:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 270653Z 15005KT 10SM FEW016 BKN029 OVC065 11/09 A2999 RMK AO2 SLP160 T01060089","temp":10.6,"dewpoint":8.9,"humidity":89,"wind":2.6,"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/KSEA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KSEA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KSEA for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KSEA/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/KSEA/2026-10-26","json":"https://weathermarket.io/api/station/KSEA/2026-10-26","record":"https://weathermarket.io/api/station/KSEA/2026-10-26?format=record","prev":"https://weathermarket.io/station/KSEA/2026-10-25","next":"https://weathermarket.io/station/KSEA/2026-10-27","station":"https://weathermarket.io/station/KSEA","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=SEA&data=metar&year1=2026&month1=10&day1=26&year2=2026&month2=10&day2=28&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=KSEA&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=10&day=26&hora=7&anof=2026&mesf=10&dayf=27&horaf=6&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}