{"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":"2026-10-14","window":{"date":"2026-10-14","timezone":"America/Los_Angeles","dayStartUtc":"2026-10-14T07:00:00.000Z","dayEndUtc":"2026-10-15T07:00:00.000Z","utcOffsetStart":"-07:00","utcOffsetEnd":"-07:00","hours":24},"complete":true,"values":{"tmax":18.9,"tmaxAt":"2026-10-14T21:53:00.000Z","tmin":12.2,"tminAt":"2026-10-15T06:53:00.000Z","tavg":15.3,"humidityMean":69.8,"windMean":3.2,"windMax":5.1,"windMaxAt":"2026-10-14T09:53:00.000Z","precipObservedCount":1,"nObservations":27,"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":"2026-10-14T21:53:00.000Z","obsTimeLocal":"2026-10-14T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 142153Z 35006KT 10SM SCT027 SCT045 19/12 A3032 RMK AO2 SLP272 T01890117","temp":18.9,"dewpoint":11.7,"humidity":63,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-15T06:53:00.000Z","obsTimeLocal":"2026-10-14T23:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150653Z 02008KT 10SM CLR 12/11 A3037 RMK AO2 SLP290 T01220106 $","temp":12.2,"dewpoint":10.6,"humidity":90,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-14T09:53:00.000Z","obsTimeLocal":"2026-10-14T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140953Z 18010KT 10SM -RA FEW060 OVC100 14/08 A3024 RMK AO2 RAB37 SLP246 P0000 T01390083 $","temp":13.9,"dewpoint":8.3,"humidity":69,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-15T10:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"e25ca512d5e7d272","lastChangedAt":"2026-10-15T06:56:38.616Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-10-14?format=record","status":"anchored","sha256":"74745412900d83bebb6053d743fc2b00db219706c413b7eeecf718b0ff610c02","revision":"e25ca512d5e7d272","flareTxHash":"0xaa591565d2420afa09fa52de65bcea0a0196c5f50fdf4ee5a04d982a472f2e7f","flareBlock":72159690,"anchoredAt":"2026-10-15T10:01:47.124Z","explorer":"https://flare-explorer.flare.network/tx/0xaa591565d2420afa09fa52de65bcea0a0196c5f50fdf4ee5a04d982a472f2e7f","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":27,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-14T21:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-15T06:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":18.9,"tmin":12.2,"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":19.44,"tmin":10.56,"precip":0,"corrected":false,"issuedAt":"2026-10-15T08:27:00.000Z","html":"https://weathermarket.io/nws-cli/KSEA/2026-10-14","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-10-14"},"observations":[{"obsTimeUtc":"2026-10-14T07:53:00.000Z","obsTimeLocal":"2026-10-14T00:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140753Z 19007KT 10SM BKN025 OVC120 14/07 A3024 RMK AO2 SLP245 T01440067 401670078 $","temp":14.4,"dewpoint":6.7,"humidity":60,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T08:53:00.000Z","obsTimeLocal":"2026-10-14T01:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140853Z 18007KT 10SM BKN020 BKN025 OVC110 14/07 A3024 RMK AO2 SLP245 T01440072 51005 $","temp":14.4,"dewpoint":7.2,"humidity":62,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T09:30:00.000Z","obsTimeLocal":"2026-10-14T02:30:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 140930Z 17009KT 10SM FEW025 OVC110 14/08 A3024 RMK AO2 T01390078 $","temp":13.9,"dewpoint":7.8,"humidity":67,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T09:53:00.000Z","obsTimeLocal":"2026-10-14T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140953Z 18010KT 10SM -RA FEW060 OVC100 14/08 A3024 RMK AO2 RAB37 SLP246 P0000 T01390083 $","temp":13.9,"dewpoint":8.3,"humidity":69,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T10:33:00.000Z","obsTimeLocal":"2026-10-14T03:33:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 141033Z 20006KT 10SM BKN024 OVC090 13/08 A3025 RMK AO2 RAE0957 P0000 T01330078 $","temp":13.3,"dewpoint":7.8,"humidity":69,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T10:53:00.000Z","obsTimeLocal":"2026-10-14T03:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141053Z 19005KT 10SM BKN024 OVC085 14/07 A3025 RMK AO2 RAE0957 SLP250 P0000 T01390072 $","temp":13.9,"dewpoint":7.2,"humidity":64,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T11:53:00.000Z","obsTimeLocal":"2026-10-14T04:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141153Z 17005KT 10SM OVC021 14/07 A3026 RMK AO2 SLP252 60000 T01390067 10150 20133 53006 $","temp":13.9,"dewpoint":6.7,"humidity":62,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T12:53:00.000Z","obsTimeLocal":"2026-10-14T05:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141253Z 16008KT 10SM BKN021 13/07 A3026 RMK AO2 SLP252 T01330072 $","temp":13.3,"dewpoint":7.2,"humidity":67,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T13:53:00.000Z","obsTimeLocal":"2026-10-14T06:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141353Z 17005KT 10SM OVC022 13/09 A3027 RMK AO2 SLP257 T01330089 $","temp":13.3,"dewpoint":8.9,"humidity":75,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T14:53:00.000Z","obsTimeLocal":"2026-10-14T07:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141453Z 17005KT 10SM BKN021 BKN024 13/08 A3028 RMK AO2 SLP259 T01330083 53007 $","temp":13.3,"dewpoint":8.3,"humidity":72,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T15:53:00.000Z","obsTimeLocal":"2026-10-14T08:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141553Z 15004KT 10SM BKN020 14/09 A3029 RMK AO2 SLP263 T01440094 $","temp":14.4,"dewpoint":9.4,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T16:53:00.000Z","obsTimeLocal":"2026-10-14T09:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141653Z VRB03KT 10SM BKN020 BKN035 15/10 A3031 RMK AO2 SLP270 T01500100 $","temp":15,"dewpoint":10,"humidity":72,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T17:53:00.000Z","obsTimeLocal":"2026-10-14T10:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141753Z 22004KT 10SM BKN021 BKN035 16/11 A3032 RMK AO2 SLP272 T01610106 10161 20128 51013","temp":16.1,"dewpoint":10.6,"humidity":70,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T18:53:00.000Z","obsTimeLocal":"2026-10-14T11:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141853Z 27005KT 10SM BKN023 BKN034 17/11 A3032 RMK AO2 SLP274 T01670111","temp":16.7,"dewpoint":11.1,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T19:15:00.000Z","obsTimeLocal":"2026-10-14T12:15:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 141915Z 27006KT 10SM SCT026 SCT035 17/11 A3032 RMK AO2 T01720106","temp":17.2,"dewpoint":10.6,"humidity":65,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T19:53:00.000Z","obsTimeLocal":"2026-10-14T12:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 141953Z 24006KT 10SM SCT026 SCT035 18/11 A3032 RMK AO2 SLP273 T01780111","temp":17.8,"dewpoint":11.1,"humidity":65,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T20:53:00.000Z","obsTimeLocal":"2026-10-14T13:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 142053Z VRB04KT 10SM FEW025 FEW040 18/12 A3032 RMK AO2 SLP272 T01830117 58000","temp":18.3,"dewpoint":11.7,"humidity":65,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T21:53:00.000Z","obsTimeLocal":"2026-10-14T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 142153Z 35006KT 10SM SCT027 SCT045 19/12 A3032 RMK AO2 SLP272 T01890117","temp":18.9,"dewpoint":11.7,"humidity":63,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T22:53:00.000Z","obsTimeLocal":"2026-10-14T15:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 142253Z 29004KT 10SM FEW028 FEW045 19/11 A3031 RMK AO2 SLP269 T01890111","temp":18.9,"dewpoint":11.1,"humidity":61,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T23:53:00.000Z","obsTimeLocal":"2026-10-14T16:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 142353Z 31008KT 10SM FEW025 FEW045 SCT250 18/12 A3031 RMK AO2 SLP271 T01830117 10194 20161 55001","temp":18.3,"dewpoint":11.7,"humidity":65,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T00:53:00.000Z","obsTimeLocal":"2026-10-14T17:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150053Z 31005KT 10SM FEW045 SCT250 17/11 A3032 RMK AO2 SLP274 T01720111","temp":17.2,"dewpoint":11.1,"humidity":67,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T01:53:00.000Z","obsTimeLocal":"2026-10-14T18:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150153Z 36004KT 10SM FEW045 FEW250 16/11 A3034 RMK AO2 SLP279 T01610111","temp":16.1,"dewpoint":11.1,"humidity":72,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T02:53:00.000Z","obsTimeLocal":"2026-10-14T19:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150253Z 02007KT 10SM FEW040 FEW250 16/11 A3035 RMK AO2 SLP283 T01560111 53012","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T03:53:00.000Z","obsTimeLocal":"2026-10-14T20:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150353Z 01008KT 10SM FEW250 14/11 A3036 RMK AO2 SLP287 T01440111","temp":14.4,"dewpoint":11.1,"humidity":81,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T04:53:00.000Z","obsTimeLocal":"2026-10-14T21:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150453Z 02010KT 10SM FEW250 14/11 A3037 RMK AO2 SLP289 T01440111","temp":14.4,"dewpoint":11.1,"humidity":81,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T05:53:00.000Z","obsTimeLocal":"2026-10-14T22:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150553Z 02010KT 10SM FEW250 13/11 A3037 RMK AO2 SLP289 T01330106 10183 20133 51006","temp":13.3,"dewpoint":10.6,"humidity":84,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-15T06:53:00.000Z","obsTimeLocal":"2026-10-14T23:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 150653Z 02008KT 10SM CLR 12/11 A3037 RMK AO2 SLP290 T01220106 $","temp":12.2,"dewpoint":10.6,"humidity":90,"wind":4.1,"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/2026-10-14","json":"https://weathermarket.io/api/station/KSEA/2026-10-14","record":"https://weathermarket.io/api/station/KSEA/2026-10-14?format=record","prev":"https://weathermarket.io/station/KSEA/2026-10-13","next":"https://weathermarket.io/station/KSEA/2026-10-15","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=14&year2=2026&month2=10&day2=16&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=14&hora=7&anof=2026&mesf=10&dayf=15&horaf=6&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}