{"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":"2026-11-04","window":{"date":"2026-11-04","timezone":"America/Los_Angeles","dayStartUtc":"2026-11-04T08:00:00.000Z","dayEndUtc":"2026-11-05T08:00:00.000Z","utcOffsetStart":"-08:00","utcOffsetEnd":"-08:00","hours":24},"complete":true,"values":{"tmax":13.3,"tmaxAt":"2026-11-04T21:53:00.000Z","tmin":5,"tminAt":"2026-11-04T11:53:00.000Z","tavg":9.2,"humidityMean":86,"windMean":2.7,"windMax":5.1,"windMaxAt":"2026-11-05T07:53:00.000Z","precipObservedCount":5,"nObservations":26,"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":"2026-11-04T21:53:00.000Z","obsTimeLocal":"2026-11-04T13:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 042153Z 15005KT 10SM SCT085 BKN100 BKN140 BKN230 13/06 A3001 RMK AO2 SLP169 T01330061","temp":13.3,"dewpoint":6.1,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-04T11:53:00.000Z","obsTimeLocal":"2026-11-04T03:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041153Z 14005KT 9SM FEW002 05/05 A3009 RMK AO2 SLP196 7//// T00500050 10094 20050 50000","temp":5,"dewpoint":5,"humidity":100,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-05T07:53:00.000Z","obsTimeLocal":"2026-11-04T23:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050753Z 19010KT 10SM FEW022 FEW027 SCT100 10/09 A3008 RMK AO2 RAE25 SLP192 P0001 T01000089 401390050","temp":10,"dewpoint":8.9,"humidity":93,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-11-05T11:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"3c0347190d490271","lastChangedAt":"2026-11-05T07:56:39.539Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-11-04?format=record","status":"anchored","sha256":"01720761de43b73c2f8bc3fc614acb99eff1d8366bf08d2aee61577d8954afa0","revision":"3c0347190d490271","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":26,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-04T21:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-04T11:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":13.3,"tmin":5,"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":13.89,"tmin":5,"precip":2.54,"corrected":false,"issuedAt":"2026-11-05T09:26:00.000Z","html":"https://weathermarket.io/nws-cli/KSEA/2026-11-04","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-11-04"},"observations":[{"obsTimeUtc":"2026-11-04T08:53:00.000Z","obsTimeLocal":"2026-11-04T00:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 040853Z 00000KT 9SM CLR 06/05 A3009 RMK AO2 SLP196 T00610050 56008","temp":6.1,"dewpoint":5,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T09:53:00.000Z","obsTimeLocal":"2026-11-04T01:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 040953Z 00000KT 10SM CLR 07/06 A3009 RMK AO2 SLP196 T00670056","temp":6.7,"dewpoint":5.6,"humidity":93,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T10:53:00.000Z","obsTimeLocal":"2026-11-04T02:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041053Z 14004KT 10SM CLR 06/05 A3009 RMK AO2 SLP198 T00560050","temp":5.6,"dewpoint":5,"humidity":96,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:36:00.000Z","obsTimeLocal":"2026-11-04T03:36:00-08:00","metarType":"SPECI","raw":"SPECI KSEA 041136Z 12006KT 9SM FEW002 06/05 A3009 RMK AO2 T00560050","temp":5.6,"dewpoint":5,"humidity":96,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T11:53:00.000Z","obsTimeLocal":"2026-11-04T03:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041153Z 14005KT 9SM FEW002 05/05 A3009 RMK AO2 SLP196 7//// T00500050 10094 20050 50000","temp":5,"dewpoint":5,"humidity":100,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T12:53:00.000Z","obsTimeLocal":"2026-11-04T04:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041253Z 14004KT 10SM FEW002 05/05 A3009 RMK AO2 SLP197 T00500050","temp":5,"dewpoint":5,"humidity":100,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T13:53:00.000Z","obsTimeLocal":"2026-11-04T05:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041353Z 14004KT 10SM FEW002 05/04 A3009 RMK AO2 SLP196 T00500044","temp":5,"dewpoint":4.4,"humidity":96,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T14:53:00.000Z","obsTimeLocal":"2026-11-04T06:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041453Z 16004KT 10SM FEW002 FEW100 SCT200 06/04 A3008 RMK AO2 SLP193 T00560044 58004","temp":5.6,"dewpoint":4.4,"humidity":92,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T15:53:00.000Z","obsTimeLocal":"2026-11-04T07:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041553Z 16004KT 10SM FEW002 FEW100 SCT200 07/04 A3008 RMK AO2 SLP193 T00670044","temp":6.7,"dewpoint":4.4,"humidity":85,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T16:53:00.000Z","obsTimeLocal":"2026-11-04T08:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041653Z 21004KT 10SM FEW002 SCT100 BKN200 08/05 A3007 RMK AO2 SLP189 T00830050","temp":8.3,"dewpoint":5,"humidity":80,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T17:53:00.000Z","obsTimeLocal":"2026-11-04T09:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041753Z 20004KT 10SM FEW003 SCT090 BKN120 BKN210 09/06 A3006 RMK AO2 SLP188 T00940056 10094 20050 58004","temp":9.4,"dewpoint":5.6,"humidity":77,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T18:53:00.000Z","obsTimeLocal":"2026-11-04T10:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041853Z 17003KT 10SM FEW003 BKN095 BKN210 09/07 A3006 RMK AO2 SLP187 T00940072","temp":9.4,"dewpoint":7.2,"humidity":86,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T19:53:00.000Z","obsTimeLocal":"2026-11-04T11:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 041953Z 13005KT 10SM SCT075 BKN095 BKN210 11/08 A3004 RMK AO2 SLP181 T01060078","temp":10.6,"dewpoint":7.8,"humidity":83,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T20:53:00.000Z","obsTimeLocal":"2026-11-04T12:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 042053Z 16004KT 10SM SCT080 SCT110 BKN150 BKN230 13/08 A3003 RMK AO2 SLP176 ACSL DSNT SE T01280078 58012","temp":12.8,"dewpoint":7.8,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T21:53:00.000Z","obsTimeLocal":"2026-11-04T13:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 042153Z 15005KT 10SM SCT085 BKN100 BKN140 BKN230 13/06 A3001 RMK AO2 SLP169 T01330061","temp":13.3,"dewpoint":6.1,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T22:53:00.000Z","obsTimeLocal":"2026-11-04T14:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 042253Z 20004KT 10SM FEW070 SCT090 BKN140 BKN230 13/07 A3001 RMK AO2 SLP168 T01330067","temp":13.3,"dewpoint":6.7,"humidity":64,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-04T23:53:00.000Z","obsTimeLocal":"2026-11-04T15:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 042353Z 21005KT 10SM FEW080 BKN110 BKN220 13/07 A3002 RMK AO2 SLP172 T01280072 10139 20089 55004","temp":12.8,"dewpoint":7.2,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T00:53:00.000Z","obsTimeLocal":"2026-11-04T16:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050053Z 22008KT 10SM FEW055 BKN070 OVC085 13/07 A3003 RMK AO2 SLP176 T01280067","temp":12.8,"dewpoint":6.7,"humidity":66,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T01:53:00.000Z","obsTimeLocal":"2026-11-04T17:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050153Z 22009KT 10SM -RA BKN065 OVC085 12/08 A3005 RMK AO2 RAB34 SLP184 P0000 T01170083","temp":11.7,"dewpoint":8.3,"humidity":80,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T02:53:00.000Z","obsTimeLocal":"2026-11-04T18:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050253Z 19006KT 9SM -RA BKN060 OVC075 11/09 A3007 RMK AO2 SLP188 P0003 60003 T01060094 53016","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T03:53:00.000Z","obsTimeLocal":"2026-11-04T19:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050353Z 16008KT 8SM -RA OVC060 11/09 A3006 RMK AO2 SLP186 P0002 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":4.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T04:53:00.000Z","obsTimeLocal":"2026-11-04T20:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050453Z 15007KT 7SM -RA SCT027 BKN033 OVC050 11/09 A3006 RMK AO2 SLP186 P0002 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":3.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T05:38:00.000Z","obsTimeLocal":"2026-11-04T21:38:00-08:00","metarType":"SPECI","raw":"SPECI KSEA 050538Z 16007KT 6SM BR OVC025 11/09 A3006 RMK AO2 RAE38 P0002 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T05:53:00.000Z","obsTimeLocal":"2026-11-04T21:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050553Z 15009KT 6SM BR OVC025 11/09 A3006 RMK AO2 RAE38 SLP188 P0002 60009 T01060094 10128 20100 55000","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T06:53:00.000Z","obsTimeLocal":"2026-11-04T22:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050653Z 18005KT 6SM -RA BR OVC021 11/09 A3008 RMK AO2 RAB42 SLP193 P0000 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-05T07:53:00.000Z","obsTimeLocal":"2026-11-04T23:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 050753Z 19010KT 10SM FEW022 FEW027 SCT100 10/09 A3008 RMK AO2 RAE25 SLP192 P0001 T01000089 401390050","temp":10,"dewpoint":8.9,"humidity":93,"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/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/2026-11-04","json":"https://weathermarket.io/api/station/KSEA/2026-11-04","record":"https://weathermarket.io/api/station/KSEA/2026-11-04?format=record","prev":"https://weathermarket.io/station/KSEA/2026-11-03","next":"https://weathermarket.io/station/KSEA/2026-11-05","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=11&day1=4&year2=2026&month2=11&day2=6&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=11&day=4&hora=8&anof=2026&mesf=11&dayf=5&horaf=7&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}