{"station":{"icao":"KATL","city":{"slug":"atlanta","name":"Atlanta","country":"United States"},"timezone":"America/New_York","lat":33.75,"lon":-84.39,"us":true,"html":"https://weathermarket.io/station/KATL","json":"https://weathermarket.io/api/station/KATL","nwsCli":{"html":"https://weathermarket.io/nws-cli/KATL","json":"https://weathermarket.io/api/nws-cli/KATL"}},"date":"2026-09-28","window":{"date":"2026-09-28","timezone":"America/New_York","dayStartUtc":"2026-09-28T04:00:00.000Z","dayEndUtc":"2026-09-29T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":26.7,"tmaxAt":"2026-09-28T20:52:00.000Z","tmin":13.9,"tminAt":"2026-09-28T09:52:00.000Z","tavg":20.1,"humidityMean":52.2,"windMean":2.3,"windMax":4.6,"windMaxAt":"2026-09-28T14:52:00.000Z","precipObservedCount":0,"nObservations":24,"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":"2026-09-28T20:52:00.000Z","obsTimeLocal":"2026-09-28T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 282052Z VRB04KT 10SM FEW180 SCT250 27/08 A2993 RMK AO2 SLP130 T02670078 56012","temp":26.7,"dewpoint":7.8,"humidity":30,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-28T09:52:00.000Z","obsTimeLocal":"2026-09-28T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280952Z 34005KT 10SM FEW250 14/09 A2996 RMK AO2 SLP138 T01390094 $","temp":13.9,"dewpoint":9.4,"humidity":74,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-28T14:52:00.000Z","obsTimeLocal":"2026-09-28T10:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281452Z 06009KT 10SM FEW150 FEW200 SCT250 22/09 A3001 RMK AO2 SLP154 T02170089 51006","temp":21.7,"dewpoint":8.9,"humidity":44,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-29T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"b94a957b4459ccb9","lastChangedAt":"2026-09-29T03:55:38.798Z","corrections":[{"obsTimeUtc":"2026-09-28T13:52:00.000Z","correctedAt":"2026-09-28T14:04:38.168Z","original":"METAR KATL 281352Z VRB03KT 10SM FEW150 FEW200 SCT250 20/10 A3000 RMK AO2 SLP154 T02000100","corrected":"METAR KATL 281352Z COR 07006KT 10SM FEW150 FEW200 SCT250 20/10 A3000 RMK AO2 SLP154 T02000100"}],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KATL/2026-09-28?format=record","status":"anchored","sha256":"894ca4de9a6b6ff81c32f304a8603e6e3e1e5b91637243dbe5bc77fce64a425a","revision":"b94a957b4459ccb9","flareTxHash":"0x28c57a77eb57d63dbb5c3e1dde7139455365b5bd5bb3f24f993d689524e70ea3","flareBlock":71112096,"anchoredAt":"2026-10-02T03:01:24.393Z","explorer":"https://flare-explorer.flare.network/tx/0x28c57a77eb57d63dbb5c3e1dde7139455365b5bd5bb3f24f993d689524e70ea3","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":24,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-09-28T20:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-28T09:52:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":26.7,"tmin":13.9,"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":26.67,"tmin":12.78,"precip":0,"corrected":false,"issuedAt":"2026-09-29T08:35:00.000Z","html":"https://weathermarket.io/nws-cli/KATL/2026-09-28","json":"https://weathermarket.io/api/nws-cli/KATL/2026-09-28"},"observations":[{"obsTimeUtc":"2026-09-28T04:52:00.000Z","obsTimeLocal":"2026-09-28T00:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280452Z 34006KT 10SM SCT250 17/09 A2993 RMK AO2 SLP127 T01720089 402720128 $","temp":17.2,"dewpoint":8.9,"humidity":58,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T05:52:00.000Z","obsTimeLocal":"2026-09-28T01:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280552Z 36003KT 10SM FEW250 17/09 A2993 RMK AO2 SLP127 T01720089 10233 20167 58001 $","temp":17.2,"dewpoint":8.9,"humidity":58,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T06:52:00.000Z","obsTimeLocal":"2026-09-28T02:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280652Z 31005KT 10SM FEW250 15/09 A2994 RMK AO2 SLP131 T01500094 $","temp":15,"dewpoint":9.4,"humidity":69,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T07:52:00.000Z","obsTimeLocal":"2026-09-28T03:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280752Z 35004KT 10SM CLR 15/09 A2995 RMK AO2 SLP134 T01500094 $","temp":15,"dewpoint":9.4,"humidity":69,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T08:52:00.000Z","obsTimeLocal":"2026-09-28T04:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280852Z 33003KT 10SM CLR 14/09 A2995 RMK AO2 SLP135 T01440094 51007 $","temp":14.4,"dewpoint":9.4,"humidity":72,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T09:52:00.000Z","obsTimeLocal":"2026-09-28T05:52:00-04:00","metarType":"METAR","raw":"METAR KATL 280952Z 34005KT 10SM FEW250 14/09 A2996 RMK AO2 SLP138 T01390094 $","temp":13.9,"dewpoint":9.4,"humidity":74,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T10:52:00.000Z","obsTimeLocal":"2026-09-28T06:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281052Z 31004KT 10SM FEW250 14/09 A2997 RMK AO2 SLP143 T01390094 $","temp":13.9,"dewpoint":9.4,"humidity":74,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T11:52:00.000Z","obsTimeLocal":"2026-09-28T07:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281152Z 30003KT 10SM FEW150 SCT250 14/09 A2999 RMK AO2 SLP149 T01390094 10172 20128 53012 $","temp":13.9,"dewpoint":9.4,"humidity":74,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T12:52:00.000Z","obsTimeLocal":"2026-09-28T08:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281252Z 32003KT 10SM FEW150 SCT250 18/11 A3000 RMK AO2 SLP153 T01780106","temp":17.8,"dewpoint":10.6,"humidity":63,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T13:52:00.000Z","obsTimeLocal":"2026-09-28T09:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281352Z COR 07006KT 10SM FEW150 FEW200 SCT250 20/10 A3000 RMK AO2 SLP154 T02000100","temp":20,"dewpoint":10,"humidity":53,"wind":3.1,"precipObserved":false,"correctedAt":"2026-09-28T14:04:38.168Z","originalRaw":"METAR KATL 281352Z VRB03KT 10SM FEW150 FEW200 SCT250 20/10 A3000 RMK AO2 SLP154 T02000100"},{"obsTimeUtc":"2026-09-28T14:52:00.000Z","obsTimeLocal":"2026-09-28T10:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281452Z 06009KT 10SM FEW150 FEW200 SCT250 22/09 A3001 RMK AO2 SLP154 T02170089 51006","temp":21.7,"dewpoint":8.9,"humidity":44,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T15:52:00.000Z","obsTimeLocal":"2026-09-28T11:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281552Z 15004KT 10SM FEW150 FEW200 SCT250 23/09 A3000 RMK AO2 SLP151 T02280089","temp":22.8,"dewpoint":8.9,"humidity":41,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T16:52:00.000Z","obsTimeLocal":"2026-09-28T12:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281652Z 15004KT 10SM FEW180 FEW250 24/09 A2998 RMK AO2 SLP146 T02390094","temp":23.9,"dewpoint":9.4,"humidity":40,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T17:52:00.000Z","obsTimeLocal":"2026-09-28T13:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281752Z 00000KT 10SM FEW180 FEW250 25/09 A2997 RMK AO2 SLP142 FU PLUME SW T02500094 10256 20139 58011","temp":25,"dewpoint":9.4,"humidity":37,"wind":0,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T18:52:00.000Z","obsTimeLocal":"2026-09-28T14:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281852Z 36009KT 10SM FEW180 FEW250 26/09 A2996 RMK AO2 SLP137 T02610089","temp":26.1,"dewpoint":8.9,"humidity":34,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T19:52:00.000Z","obsTimeLocal":"2026-09-28T15:52:00-04:00","metarType":"METAR","raw":"METAR KATL 281952Z 28005KT 10SM FEW180 SCT250 25/09 A2994 RMK AO2 SLP131 T02500094","temp":25,"dewpoint":9.4,"humidity":37,"wind":2.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T20:52:00.000Z","obsTimeLocal":"2026-09-28T16:52:00-04:00","metarType":"METAR","raw":"METAR KATL 282052Z VRB04KT 10SM FEW180 SCT250 27/08 A2993 RMK AO2 SLP130 T02670078 56012","temp":26.7,"dewpoint":7.8,"humidity":30,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T21:52:00.000Z","obsTimeLocal":"2026-09-28T17:52:00-04:00","metarType":"METAR","raw":"METAR KATL 282152Z 32006KT 10SM FEW200 SCT250 26/10 A2994 RMK AO2 SLP132 T02610100","temp":26.1,"dewpoint":10,"humidity":36,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T22:52:00.000Z","obsTimeLocal":"2026-09-28T18:52:00-04:00","metarType":"METAR","raw":"METAR KATL 282252Z 27006KT 10SM FEW200 SCT250 24/11 A2994 RMK AO2 SLP135 T02390106","temp":23.9,"dewpoint":10.6,"humidity":43,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-28T23:52:00.000Z","obsTimeLocal":"2026-09-28T19:52:00-04:00","metarType":"METAR","raw":"METAR KATL 282352Z 28004KT 10SM FEW200 21/10 A2996 RMK AO2 SLP140 T02110100 10267 20211 53007","temp":21.1,"dewpoint":10,"humidity":49,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T00:52:00.000Z","obsTimeLocal":"2026-09-28T20:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290052Z 31006KT 10SM FEW200 22/08 A2997 RMK AO2 SLP143 T02220083 $","temp":22.2,"dewpoint":8.3,"humidity":41,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T01:52:00.000Z","obsTimeLocal":"2026-09-28T21:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290152Z 31004KT 10SM FEW200 21/09 A2999 RMK AO2 SLP148 T02110094 $","temp":21.1,"dewpoint":9.4,"humidity":47,"wind":2.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T02:52:00.000Z","obsTimeLocal":"2026-09-28T22:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290252Z 33003KT 10SM FEW250 21/09 A2999 RMK AO2 SLP150 T02060094 51012 $","temp":20.6,"dewpoint":9.4,"humidity":49,"wind":1.5,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-29T03:52:00.000Z","obsTimeLocal":"2026-09-28T23:52:00-04:00","metarType":"METAR","raw":"METAR KATL 290352Z 00000KT 10SM FEW250 18/11 A3000 RMK AO2 SLP154 T01830106 $","temp":18.3,"dewpoint":10.6,"humidity":61,"wind":0,"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/KATL/YYYY-MM-DD (HTML) and https://weathermarket.io/api/station/KATL/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the METAR-derived station-day record for KATL for the contract date (station-local calendar day), as published at https://weathermarket.io/station/KATL/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/KATL/2026-09-28","json":"https://weathermarket.io/api/station/KATL/2026-09-28","record":"https://weathermarket.io/api/station/KATL/2026-09-28?format=record","prev":"https://weathermarket.io/station/KATL/2026-09-27","next":"https://weathermarket.io/station/KATL/2026-09-29","station":"https://weathermarket.io/station/KATL","external":{"iem":"https://mesonet.agron.iastate.edu/cgi-bin/request/asos.py?station=ATL&data=metar&year1=2026&month1=9&day1=28&year2=2026&month2=9&day2=30&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=KATL&tipo=SA&ord=REV&nil=SI&fmt=html&ano=2026&mes=9&day=28&hora=4&anof=2026&mesf=9&dayf=29&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KATL"}}}