{"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":"2026-10-13","window":{"date":"2026-10-13","timezone":"America/Los_Angeles","dayStartUtc":"2026-10-13T07:00:00.000Z","dayEndUtc":"2026-10-14T07:00:00.000Z","utcOffsetStart":"-07:00","utcOffsetEnd":"-07:00","hours":24},"complete":true,"values":{"tmax":16.1,"tmaxAt":"2026-10-13T20:53:00.000Z","tmin":8.3,"tminAt":"2026-10-13T08:53:00.000Z","tavg":12.8,"humidityMean":55.2,"windMean":3,"windMax":4.1,"windMaxAt":"2026-10-13T09:53:00.000Z","precipObservedCount":2,"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":"2026-10-13T20:53:00.000Z","obsTimeLocal":"2026-10-13T13:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 132053Z 24005KT 10SM SCT055 SCT080 BKN100 BKN240 16/02 A3021 RMK AO2 SLP238 T01610022 58003","temp":16.1,"dewpoint":2.2,"humidity":39,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-13T08:53:00.000Z","obsTimeLocal":"2026-10-13T01:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 130853Z 13006KT 10SM BKN085 08/04 A3012 RMK AO2 SLP207 T00830039 51008","temp":8.3,"dewpoint":3.9,"humidity":74,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-13T09:53:00.000Z","obsTimeLocal":"2026-10-13T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 130953Z 14008KT 10SM BKN120 09/04 A3013 RMK AO2 SLP209 T00890039","temp":8.9,"dewpoint":3.9,"humidity":71,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-10-14T10:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"44d83b043fa0bfca","lastChangedAt":"2026-10-14T06:56:41.228Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-10-13?format=record","status":"anchored","sha256":"c7c61ded4c3320835bc49c1e88de512942ca04782df2945a916b59d76cbde151","revision":"44d83b043fa0bfca","flareTxHash":"0xc21f6464fd7e80707333696951901c5ad90426d657a0717f960de341612bdf07","flareBlock":72080583,"anchoredAt":"2026-10-14T10:01:50.318Z","explorer":"https://flare-explorer.flare.network/tx/0xc21f6464fd7e80707333696951901c5ad90426d657a0717f960de341612bdf07","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":"2026-10-13T20:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-13T08:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":16.1,"tmin":8.3,"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":16.67,"tmin":7.78,"precip":0,"corrected":false,"issuedAt":"2026-10-14T08:29:00.000Z","html":"https://weathermarket.io/nws-cli/KSEA/2026-10-13","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-10-13"},"observations":[{"obsTimeUtc":"2026-10-13T07:53:00.000Z","obsTimeLocal":"2026-10-13T00:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 130753Z 12007KT 10SM BKN085 09/04 A3012 RMK AO2 SLP206 T00890044 401610050","temp":8.9,"dewpoint":4.4,"humidity":73,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T08:53:00.000Z","obsTimeLocal":"2026-10-13T01:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 130853Z 13006KT 10SM BKN085 08/04 A3012 RMK AO2 SLP207 T00830039 51008","temp":8.3,"dewpoint":3.9,"humidity":74,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T09:53:00.000Z","obsTimeLocal":"2026-10-13T02:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 130953Z 14008KT 10SM BKN120 09/04 A3013 RMK AO2 SLP209 T00890039","temp":8.9,"dewpoint":3.9,"humidity":71,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T10:53:00.000Z","obsTimeLocal":"2026-10-13T03:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131053Z 14005KT 10SM -RA FEW060 SCT075 OVC110 09/03 A3014 RMK AO2 RAB52 SLP211 P0000 T00890033","temp":8.9,"dewpoint":3.3,"humidity":68,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T11:53:00.000Z","obsTimeLocal":"2026-10-13T04:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131153Z 15005KT 10SM BKN070 08/03 A3014 RMK AO2 RAE13 SLP214 P0000 60000 T00830033 10100 20083 53006","temp":8.3,"dewpoint":3.3,"humidity":71,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T12:53:00.000Z","obsTimeLocal":"2026-10-13T05:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131253Z 14005KT 10SM BKN065 BKN110 08/03 A3016 RMK AO2 SLP220 T00830033","temp":8.3,"dewpoint":3.3,"humidity":71,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T13:53:00.000Z","obsTimeLocal":"2026-10-13T06:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131353Z 14005KT 10SM -RA BKN060 BKN075 OVC100 09/04 A3017 RMK AO2 RAB50 SLP222 P0000 T00890039","temp":8.9,"dewpoint":3.9,"humidity":71,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T14:53:00.000Z","obsTimeLocal":"2026-10-13T07:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131453Z 15005KT 10SM BKN055 BKN070 BKN100 09/04 A3018 RMK AO2 RAE07 SLP226 P0000 60000 T00890039 51012","temp":8.9,"dewpoint":3.9,"humidity":71,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T15:53:00.000Z","obsTimeLocal":"2026-10-13T08:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131553Z 17005KT 10SM SCT060 SCT080 BKN120 BKN200 11/03 A3020 RMK AO2 SLP233 T01060033","temp":10.6,"dewpoint":3.3,"humidity":61,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T16:53:00.000Z","obsTimeLocal":"2026-10-13T09:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131653Z 18005KT 10SM SCT060 BKN075 BKN130 BKN200 11/03 A3022 RMK AO2 SLP239 T01110033","temp":11.1,"dewpoint":3.3,"humidity":59,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T17:53:00.000Z","obsTimeLocal":"2026-10-13T10:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131753Z 18004KT 10SM FEW055 BKN080 BKN130 BKN200 13/03 A3022 RMK AO2 SLP241 60000 T01330033 10133 20078 51015","temp":13.3,"dewpoint":3.3,"humidity":51,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T18:53:00.000Z","obsTimeLocal":"2026-10-13T11:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131853Z VRB05KT 10SM SCT055 BKN075 BKN100 BKN200 14/03 A3022 RMK AO2 SLP240 T01440028","temp":14.4,"dewpoint":2.8,"humidity":46,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T19:53:00.000Z","obsTimeLocal":"2026-10-13T12:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 131953Z 17007KT 10SM SCT050 BKN100 BKN220 16/02 A3022 RMK AO2 SLP239 T01560017","temp":15.6,"dewpoint":1.7,"humidity":39,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T20:53:00.000Z","obsTimeLocal":"2026-10-13T13:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 132053Z 24005KT 10SM SCT055 SCT080 BKN100 BKN240 16/02 A3021 RMK AO2 SLP238 T01610022 58003","temp":16.1,"dewpoint":2.2,"humidity":39,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T21:53:00.000Z","obsTimeLocal":"2026-10-13T14:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 132153Z 20006KT 10SM SCT050 BKN100 BKN210 16/03 A3021 RMK AO2 SLP236 T01610028","temp":16.1,"dewpoint":2.8,"humidity":41,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T22:53:00.000Z","obsTimeLocal":"2026-10-13T15:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 132253Z 19006KT 10SM SCT055 BKN080 OVC100 16/01 A3021 RMK AO2 SLP235 T01610006","temp":16.1,"dewpoint":0.6,"humidity":35,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-13T23:53:00.000Z","obsTimeLocal":"2026-10-13T16:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 132353Z 22005KT 10SM SCT060 BKN080 OVC100 16/03 A3022 RMK AO2 SLP238 T01560028 10167 20133 53001","temp":15.6,"dewpoint":2.8,"humidity":42,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T00:53:00.000Z","obsTimeLocal":"2026-10-13T17:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140053Z 21004KT 10SM FEW037 BKN055 OVC080 16/03 A3022 RMK AO2 SLP241 T01560028","temp":15.6,"dewpoint":2.8,"humidity":42,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T01:53:00.000Z","obsTimeLocal":"2026-10-13T18:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140153Z 17003KT 10SM SCT037 BKN055 OVC075 15/03 A3023 RMK AO2 SLP242 T01500033","temp":15,"dewpoint":3.3,"humidity":45,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T02:53:00.000Z","obsTimeLocal":"2026-10-13T19:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140253Z 18005KT 10SM BKN034 OVC060 15/04 A3023 RMK AO2 SLP242 T01500039 51004","temp":15,"dewpoint":3.9,"humidity":47,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T03:53:00.000Z","obsTimeLocal":"2026-10-13T20:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140353Z 17004KT 10SM BKN034 OVC040 15/04 A3023 RMK AO2 SLP242 T01500039","temp":15,"dewpoint":3.9,"humidity":47,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T04:53:00.000Z","obsTimeLocal":"2026-10-13T21:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140453Z 16008KT 10SM BKN031 OVC042 15/04 A3022 RMK AO2 SLP240 T01500044","temp":15,"dewpoint":4.4,"humidity":49,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T05:44:00.000Z","obsTimeLocal":"2026-10-13T22:44:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 140544Z 16008KT 10SM BKN028 OVC050 15/06 A3022 RMK AO2 T01500056","temp":15,"dewpoint":5.6,"humidity":53,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T05:53:00.000Z","obsTimeLocal":"2026-10-13T22:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140553Z 17008KT 10SM BKN028 BKN046 15/06 A3022 RMK AO2 SLP240 T01500061 10156 20150 55001","temp":15,"dewpoint":6.1,"humidity":55,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T06:10:00.000Z","obsTimeLocal":"2026-10-13T23:10:00-07:00","metarType":"SPECI","raw":"SPECI KSEA 140610Z 17008KT 10SM FEW028 BKN046 15/06 A3022 RMK AO2 T01500061","temp":15,"dewpoint":6.1,"humidity":55,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-14T06:53:00.000Z","obsTimeLocal":"2026-10-13T23:53:00-07:00","metarType":"METAR","raw":"METAR KSEA 140653Z 17007KT 10SM OVC026 14/07 A3023 RMK AO2 SLP243 T01440067","temp":14.4,"dewpoint":6.7,"humidity":60,"wind":3.6,"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/2026-10-13","json":"https://weathermarket.io/api/station/KSEA/2026-10-13","record":"https://weathermarket.io/api/station/KSEA/2026-10-13?format=record","prev":"https://weathermarket.io/station/KSEA/2026-10-12","next":"https://weathermarket.io/station/KSEA/2026-10-14","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=13&year2=2026&month2=10&day2=15&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=13&hora=7&anof=2026&mesf=10&dayf=14&horaf=6&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}