{"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":"2026-11-13","window":{"date":"2026-11-13","timezone":"America/Los_Angeles","dayStartUtc":"2026-11-13T08:00:00.000Z","dayEndUtc":"2026-11-14T08:00:00.000Z","utcOffsetStart":"-08:00","utcOffsetEnd":"-08:00","hours":24},"complete":false,"values":{"tmax":15.6,"tmaxAt":"2026-11-13T12:53:00.000Z","tmin":10.6,"tminAt":"2026-11-14T00:53:00.000Z","tavg":12,"humidityMean":78.9,"windMean":2.8,"windMax":4.6,"windMaxAt":"2026-11-13T09:53:00.000Z","precipObservedCount":7,"nObservations":22,"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":"2026-11-13T12:53:00.000Z","obsTimeLocal":"2026-11-13T04:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131253Z 10008KT 10SM BKN100 OVC170 16/04 A2926 RMK AO2 SLP914 VIRGA T01560039","temp":15.6,"dewpoint":3.9,"humidity":46,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-11-14T00:53:00.000Z","obsTimeLocal":"2026-11-13T16:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140053Z 15005KT 9SM -RA FEW030 BKN050 OVC070 11/09 A2937 RMK AO2 RAB05 SLP950 P0002 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-11-13T09:53:00.000Z","obsTimeLocal":"2026-11-13T01:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 130953Z 11009KT 10SM OVC160 12/08 A2938 RMK AO2 SLP955 T01220078","temp":12.2,"dewpoint":7.8,"humidity":74,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"open","finalAt":"2026-11-14T11:00:00.000Z","settleable":false,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":["day_not_ended: local day ends at 2026-11-14T08:00:00.000Z"],"holdHours":3},"revision":"3514f60c29d63e1f","lastChangedAt":"2026-11-14T05:55:38.224Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSEA/2026-11-13?format=record","status":"awaiting_final","sha256":null,"revision":null,"flareTxHash":null,"flareBlock":null,"anchoredAt":null,"explorer":null,"matchesCurrent":null,"note":"The record is anchored once it is final (2026-11-14T11:00:00.000Z); until then it can still change"},"qc":{"summary":{"good":22,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-11-13T12:53:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-11-14T00:53:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":15.6,"tmin":10.6,"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":"pending","tmax":null,"tmin":null,"precip":null,"corrected":false,"issuedAt":null,"html":"https://weathermarket.io/nws-cli/KSEA/2026-11-13","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-11-13"},"observations":[{"obsTimeUtc":"2026-11-13T08:53:00.000Z","obsTimeLocal":"2026-11-13T00:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 130853Z 16007KT 10SM OVC180 11/08 A2942 RMK AO2 SLP967 T01110078 58015","temp":11.1,"dewpoint":7.8,"humidity":80,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T09:53:00.000Z","obsTimeLocal":"2026-11-13T01:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 130953Z 11009KT 10SM OVC160 12/08 A2938 RMK AO2 SLP955 T01220078","temp":12.2,"dewpoint":7.8,"humidity":74,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T10:53:00.000Z","obsTimeLocal":"2026-11-13T02:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131053Z 10009KT 10SM OVC180 13/07 A2934 RMK AO2 SLP940 T01280072","temp":12.8,"dewpoint":7.2,"humidity":69,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T11:53:00.000Z","obsTimeLocal":"2026-11-13T03:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131153Z 08005KT 10SM OVC180 14/06 A2929 RMK AO2 SLP925 T01390056 10139 20106 58041","temp":13.9,"dewpoint":5.6,"humidity":57,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T12:53:00.000Z","obsTimeLocal":"2026-11-13T04:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131253Z 10008KT 10SM BKN100 OVC170 16/04 A2926 RMK AO2 SLP914 VIRGA T01560039","temp":15.6,"dewpoint":3.9,"humidity":46,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T13:53:00.000Z","obsTimeLocal":"2026-11-13T05:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131353Z 13004KT 10SM SCT075 OVC100 15/04 A2923 RMK AO2 SLP904 T01500044","temp":15,"dewpoint":4.4,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T14:53:00.000Z","obsTimeLocal":"2026-11-13T06:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131453Z VRB03KT 10SM SCT055 BKN070 OVC110 13/07 A2925 RMK AO2 RAB32E46 SLP908 P0000 60000 T01280072 55017","temp":12.8,"dewpoint":7.2,"humidity":69,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T15:53:00.000Z","obsTimeLocal":"2026-11-13T07:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131553Z 00000KT 10SM -RA SCT055 BKN070 OVC100 13/07 A2926 RMK AO2 RAB1459E09B49 SLP915 P0000 T01280072","temp":12.8,"dewpoint":7.2,"humidity":69,"wind":0,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T16:53:00.000Z","obsTimeLocal":"2026-11-13T08:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131653Z 14004KT 10SM FEW060 BKN085 OVC130 13/08 A2929 RMK AO2 RAE09 SLP923 P0000 T01280083","temp":12.8,"dewpoint":8.3,"humidity":74,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T17:53:00.000Z","obsTimeLocal":"2026-11-13T09:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131753Z 22007KT 10SM FEW055 BKN085 OVC110 12/09 A2929 RMK AO2 SLP925 60000 T01220094 10161 20117 51016","temp":12.2,"dewpoint":9.4,"humidity":83,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T18:53:00.000Z","obsTimeLocal":"2026-11-13T10:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131853Z 21009KT 10SM -RA SCT050 BKN075 OVC100 12/09 A2932 RMK AO2 RAB40 SLP935 P0000 T01220094","temp":12.2,"dewpoint":9.4,"humidity":83,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T19:53:00.000Z","obsTimeLocal":"2026-11-13T11:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 131953Z 18005KT 9SM -RA FEW030 BKN065 OVC085 11/10 A2933 RMK AO2 RAE07B27 SLP936 P0000 T01110100","temp":11.1,"dewpoint":10,"humidity":93,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T20:53:00.000Z","obsTimeLocal":"2026-11-13T12:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 132053Z 12009G17KT 8SM -RA FEW030 BKN060 OVC075 12/09 A2931 RMK AO2 SLP932 P0002 60002 T01170094 50006","temp":11.7,"dewpoint":9.4,"humidity":86,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T21:53:00.000Z","obsTimeLocal":"2026-11-13T13:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 132153Z 12006KT 6SM -RA BR FEW040 BKN070 OVC085 12/09 A2931 RMK AO2 SLP930 P0004 T01170094","temp":11.7,"dewpoint":9.4,"humidity":86,"wind":3.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T22:53:00.000Z","obsTimeLocal":"2026-11-13T14:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 132253Z 00000KT 6SM -RA BR FEW040 BKN070 OVC090 11/11 A2933 RMK AO2 SLP938 P0002 T01110106","temp":11.1,"dewpoint":10.6,"humidity":97,"wind":0,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-13T23:53:00.000Z","obsTimeLocal":"2026-11-13T15:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 132353Z VRB04KT 10SM FEW030 BKN070 OVC110 12/09 A2934 RMK AO2 RAE50 SLP941 P0002 60010 T01170094 10128 20111 53010","temp":11.7,"dewpoint":9.4,"humidity":86,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T00:53:00.000Z","obsTimeLocal":"2026-11-13T16:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140053Z 15005KT 9SM -RA FEW030 BKN050 OVC070 11/09 A2937 RMK AO2 RAB05 SLP950 P0002 T01060094","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":2.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T01:53:00.000Z","obsTimeLocal":"2026-11-13T17:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140153Z 09004KT 10SM SCT070 OVC100 11/09 A2937 RMK AO2 RAE11 SLP950 P0000 T01110094","temp":11.1,"dewpoint":9.4,"humidity":89,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T02:53:00.000Z","obsTimeLocal":"2026-11-13T18:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140253Z 16005KT 10SM BKN070 OVC110 11/09 A2939 RMK AO2 SLP957 60002 T01060094 51015","temp":10.6,"dewpoint":9.4,"humidity":92,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T03:53:00.000Z","obsTimeLocal":"2026-11-13T19:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140353Z 15006KT 10SM BKN050 BKN070 11/09 A2940 RMK AO2 SLP962 T01060089","temp":10.6,"dewpoint":8.9,"humidity":89,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T04:53:00.000Z","obsTimeLocal":"2026-11-13T20:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140453Z 16005KT 10SM BKN070 BKN100 11/09 A2941 RMK AO2 SLP966 T01060089","temp":10.6,"dewpoint":8.9,"humidity":89,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-11-14T05:53:00.000Z","obsTimeLocal":"2026-11-13T21:53:00-08:00","metarType":"METAR","raw":"METAR KSEA 140553Z 14004KT 10SM SCT045 BKN070 BKN090 11/08 A2944 RMK AO2 SLP974 60002 T01060078 10117 20100 53017","temp":10.6,"dewpoint":7.8,"humidity":83,"wind":2.1,"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/2026-11-13","json":"https://weathermarket.io/api/station/KSEA/2026-11-13","record":"https://weathermarket.io/api/station/KSEA/2026-11-13?format=record","prev":"https://weathermarket.io/station/KSEA/2026-11-12","next":"https://weathermarket.io/station/KSEA/2026-11-14","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=11&day1=13&year2=2026&month2=11&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=11&day=13&hora=8&anof=2026&mesf=11&dayf=14&horaf=7&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KSEA"}}}