{"station":{"icao":"KSFO","city":{"slug":"san-francisco","name":"San Francisco","country":"United States"},"timezone":"America/Los_Angeles","lat":37.77,"lon":-122.42,"us":true,"html":"https://weathermarket.io/station/KSFO","json":"https://weathermarket.io/api/station/KSFO","nwsCli":{"html":"https://weathermarket.io/nws-cli/KSFO","json":"https://weathermarket.io/api/nws-cli/KSFO"}},"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":20,"tmaxAt":"2026-10-26T21:56:00.000Z","tmin":13.3,"tminAt":"2026-10-26T11:56:00.000Z","tavg":15.8,"humidityMean":75.2,"windMean":4.2,"windMax":9.8,"windMaxAt":"2026-10-27T01:56:00.000Z","precipObservedCount":0,"nObservations":30,"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":"2026-10-26T21:56:00.000Z","obsTimeLocal":"2026-10-26T14:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 262156Z 27015KT 10SM FEW050 20/11 A3010 RMK AO2 SLP192 T02000111 $","temp":20,"dewpoint":11.1,"humidity":57,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-10-26T11:56:00.000Z","obsTimeLocal":"2026-10-26T04:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261156Z 00000KT 10SM FEW008 SCT024 13/12 A3013 RMK AO2 SLP202 T01330117 10161 20133 51005 $","temp":13.3,"dewpoint":11.7,"humidity":90,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-10-27T01:56:00.000Z","obsTimeLocal":"2026-10-26T18:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270156Z 28019KT 10SM FEW030 16/11 A3008 RMK AO2 SLP186 T01560106 $","temp":15.6,"dewpoint":10.6,"humidity":72,"wind":9.8,"precipObserved":false,"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":"1fe3c82c27080057","lastChangedAt":"2026-10-27T06:59:43.030Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KSFO/2026-10-26?format=record","status":"anchored","sha256":"7b323b7123da27d4fd61705808b5d1d0c33e5793814b0eb9010adf08c7bf9def","revision":"1fe3c82c27080057","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":30,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-10-26T21:56:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-10-26T11:56:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":20,"tmin":13.3,"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":20,"tmin":12.78,"precip":0,"corrected":false,"issuedAt":"2026-10-27T08:45:00.000Z","html":"https://weathermarket.io/nws-cli/KSFO/2026-10-26","json":"https://weathermarket.io/api/nws-cli/KSFO/2026-10-26"},"observations":[{"obsTimeUtc":"2026-10-26T07:56:00.000Z","obsTimeLocal":"2026-10-26T00:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 260756Z 24006KT 10SM FEW008 SCT016 16/13 A3011 RMK AO2 SLP195 T01560128 402330106 $","temp":15.6,"dewpoint":12.8,"humidity":83,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T08:56:00.000Z","obsTimeLocal":"2026-10-26T01:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 260856Z 00000KT 10SM FEW008 SCT019 15/13 A3011 RMK AO2 SLP197 T01500128 53004 $","temp":15,"dewpoint":12.8,"humidity":87,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T09:56:00.000Z","obsTimeLocal":"2026-10-26T02:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 260956Z 25005KT 10SM FEW008 FEW016 14/12 A3012 RMK AO2 SLP200 T01440117 $","temp":14.4,"dewpoint":11.7,"humidity":84,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T10:56:00.000Z","obsTimeLocal":"2026-10-26T03:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261056Z 24005KT 10SM FEW008 FEW018 14/12 A3012 RMK AO2 SLP199 T01440117 $","temp":14.4,"dewpoint":11.7,"humidity":84,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T11:56:00.000Z","obsTimeLocal":"2026-10-26T04:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261156Z 00000KT 10SM FEW008 SCT024 13/12 A3013 RMK AO2 SLP202 T01330117 10161 20133 51005 $","temp":13.3,"dewpoint":11.7,"humidity":90,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T12:56:00.000Z","obsTimeLocal":"2026-10-26T05:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261256Z 00000KT 10SM FEW009 FEW026 13/11 A3013 RMK AO2 SLP203 T01330111 $","temp":13.3,"dewpoint":11.1,"humidity":87,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T13:28:00.000Z","obsTimeLocal":"2026-10-26T06:28:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 261328Z 17004KT 10SM FEW009 BKN026 13/12 A3014 RMK AO2 T01330117 $","temp":13.3,"dewpoint":11.7,"humidity":90,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T13:56:00.000Z","obsTimeLocal":"2026-10-26T06:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261356Z 17003KT 10SM FEW009 BKN027 13/12 A3014 RMK AO2 SLP205 T01330117 $","temp":13.3,"dewpoint":11.7,"humidity":90,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T14:26:00.000Z","obsTimeLocal":"2026-10-26T07:26:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 261426Z 00000KT 10SM FEW009 SCT028 BKN160 14/11 A3014 RMK AO2 T01390111 $","temp":13.9,"dewpoint":11.1,"humidity":83,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T14:46:00.000Z","obsTimeLocal":"2026-10-26T07:46:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 261446Z 17004KT 10SM FEW009 BKN027 14/11 A3014 RMK AO2 T01390111 $","temp":13.9,"dewpoint":11.1,"humidity":83,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T14:56:00.000Z","obsTimeLocal":"2026-10-26T07:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261456Z 17003KT 10SM FEW009 BKN027 14/12 A3015 RMK AO2 SLP208 T01440117 53007 $","temp":14.4,"dewpoint":11.7,"humidity":84,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T15:56:00.000Z","obsTimeLocal":"2026-10-26T08:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261556Z 31004KT 10SM BKN028 16/12 A3017 RMK AO2 SLP215 T01560117 $","temp":15.6,"dewpoint":11.7,"humidity":78,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T16:37:00.000Z","obsTimeLocal":"2026-10-26T09:37:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 261637Z 31004KT 10SM SCT030 16/12 A3017 RMK AO2 T01560117 $","temp":15.6,"dewpoint":11.7,"humidity":78,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T16:56:00.000Z","obsTimeLocal":"2026-10-26T09:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261656Z 28005KT 10SM SCT030 17/11 A3017 RMK AO2 SLP218 T01670111 $","temp":16.7,"dewpoint":11.1,"humidity":70,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T17:56:00.000Z","obsTimeLocal":"2026-10-26T10:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261756Z 29009KT 10SM SCT027 18/09 A3017 RMK AO2 SLP216 T01780094 10178 20128 50007 $","temp":17.8,"dewpoint":9.4,"humidity":58,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T18:56:00.000Z","obsTimeLocal":"2026-10-26T11:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261856Z 29009KT 10SM FEW032 18/09 A3015 RMK AO2 SLP210 T01830094","temp":18.3,"dewpoint":9.4,"humidity":56,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T19:56:00.000Z","obsTimeLocal":"2026-10-26T12:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 261956Z 31011G20KT 10SM FEW050 19/10 A3014 RMK AO2 SLP204 T01890100 $","temp":18.9,"dewpoint":10,"humidity":56,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T20:56:00.000Z","obsTimeLocal":"2026-10-26T13:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 262056Z 28014KT 10SM FEW050 19/11 A3011 RMK AO2 SLP196 T01940106 58019 $","temp":19.4,"dewpoint":10.6,"humidity":57,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T21:56:00.000Z","obsTimeLocal":"2026-10-26T14:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 262156Z 27015KT 10SM FEW050 20/11 A3010 RMK AO2 SLP192 T02000111 $","temp":20,"dewpoint":11.1,"humidity":57,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T22:56:00.000Z","obsTimeLocal":"2026-10-26T15:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 262256Z 30013KT 10SM FEW028 SCT030 18/12 A3010 RMK AO2 SLP191 T01830122 VISNO $","temp":18.3,"dewpoint":12.2,"humidity":68,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T23:18:00.000Z","obsTimeLocal":"2026-10-26T16:18:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 262318Z 28009KT 10SM BKN021 BKN030 17/13 A3010 RMK AO2 T01720133 $","temp":17.2,"dewpoint":13.3,"humidity":78,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T23:44:00.000Z","obsTimeLocal":"2026-10-26T16:44:00-07:00","metarType":"SPECI","raw":"SPECI KSFO 262344Z 26014G20KT 10SM FEW015 SCT022 SCT030 18/12 A3009 RMK AO2 T01780122 $","temp":17.8,"dewpoint":12.2,"humidity":70,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-26T23:56:00.000Z","obsTimeLocal":"2026-10-26T16:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 262356Z 29015G23KT 10SM FEW015 SCT029 18/12 A3009 RMK AO2 SLP189 T01780117 10200 20167 56007 $","temp":17.8,"dewpoint":11.7,"humidity":67,"wind":7.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T00:56:00.000Z","obsTimeLocal":"2026-10-26T17:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270056Z 29017G26KT 10SM FEW018 FEW030 16/11 A3008 RMK AO2 PK WND 28026/0050 SLP185 T01610106 $","temp":16.1,"dewpoint":10.6,"humidity":70,"wind":8.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T01:56:00.000Z","obsTimeLocal":"2026-10-26T18:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270156Z 28019KT 10SM FEW030 16/11 A3008 RMK AO2 SLP186 T01560106 $","temp":15.6,"dewpoint":10.6,"humidity":72,"wind":9.8,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T02:56:00.000Z","obsTimeLocal":"2026-10-26T19:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270256Z 29013KT 10SM FEW030 16/11 A3008 RMK AO2 SLP187 T01560111 55002 $","temp":15.6,"dewpoint":11.1,"humidity":75,"wind":6.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T03:56:00.000Z","obsTimeLocal":"2026-10-26T20:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270356Z 27011G18KT 10SM FEW030 15/11 A3008 RMK AO2 SLP186 T01500111 $","temp":15,"dewpoint":11.1,"humidity":78,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T04:56:00.000Z","obsTimeLocal":"2026-10-26T21:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270456Z 29011KT 10SM FEW023 15/11 A3008 RMK AO2 SLP186 T01500106 $","temp":15,"dewpoint":10.6,"humidity":75,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T05:56:00.000Z","obsTimeLocal":"2026-10-26T22:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270556Z 29012KT 10SM FEW018 14/10 A3009 RMK AO2 SLP189 T01440100 10178 20144 53002 $","temp":14.4,"dewpoint":10,"humidity":75,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-10-27T06:56:00.000Z","obsTimeLocal":"2026-10-26T23:56:00-07:00","metarType":"METAR","raw":"METAR KSFO 270656Z 30011G19KT 10SM FEW018 14/09 A3009 RMK AO2 SLP189 T01440094 $","temp":14.4,"dewpoint":9.4,"humidity":72,"wind":5.7,"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/KSFO/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KSFO/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KSFO for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KSFO/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/KSFO/2026-10-26","json":"https://weathermarket.io/api/station/KSFO/2026-10-26","record":"https://weathermarket.io/api/station/KSFO/2026-10-26?format=record","prev":"https://weathermarket.io/station/KSFO/2026-10-25","next":"https://weathermarket.io/station/KSFO/2026-10-27","station":"https://weathermarket.io/station/KSFO","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=SFO&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=KSFO&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=KSFO"}}}