{"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":"2026-09-24","window":{"date":"2026-09-24","timezone":"America/New_York","dayStartUtc":"2026-09-24T04:00:00.000Z","dayEndUtc":"2026-09-25T04:00:00.000Z","utcOffsetStart":"-04:00","utcOffsetEnd":"-04:00","hours":24},"complete":true,"values":{"tmax":21.1,"tmaxAt":"2026-09-24T20:52:00.000Z","tmin":17.2,"tminAt":"2026-09-24T09:52:00.000Z","tavg":18.5,"humidityMean":81,"windMean":5,"windMax":7.2,"windMaxAt":"2026-09-24T10:52:00.000Z","precipObservedCount":5,"nObservations":29,"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":"2026-09-24T20:52:00.000Z","obsTimeLocal":"2026-09-24T16:52:00-04:00","metarType":null,"raw":"METAR KATL 242052Z 06009KT 10SM BKN024 OVC030 21/15 A3013 RMK AO2 SLP197 BINOVC T02110150 56017 $","temp":21.1,"dewpoint":15,"humidity":68,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},"tmin":{"obsTimeUtc":"2026-09-24T09:52:00.000Z","obsTimeLocal":"2026-09-24T05:52:00-04:00","metarType":null,"raw":"METAR KATL 240952Z COR 08011KT 8SM -DZ BKN007 BKN010 OVC016 17/16 A3016 RMK AO2 SLP205 DZB0854 P0000 T01720161 $","temp":17.2,"dewpoint":16.1,"humidity":93,"wind":5.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},"windMax":{"obsTimeUtc":"2026-09-24T10:52:00.000Z","obsTimeLocal":"2026-09-24T06:52:00-04:00","metarType":null,"raw":"METAR KATL 241052Z 08014KT 10SM BKN007 OVC012 17/16 A3016 RMK AO2 DZE51 SLP207 P0000 T01720156 $","temp":17.2,"dewpoint":15.6,"humidity":90,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null}},"finality":{"status":"final","finalAt":"2026-09-25T07:00:00.000Z","settleable":true,"coverage":{"ok":true,"maxGapMinutes":60,"normalIntervalMin":60,"thresholdMinutes":90},"reasons":[],"holdHours":3},"revision":"519a5b2d8d31199f","lastChangedAt":"2026-09-25T04:00:21.566Z","corrections":[],"anchor":{"contract":"0x2B59812947B48B5988FaA805a9514a5162415091","chainId":14,"record":"https://weathermarket.io/api/station/KATL/2026-09-24?format=record","status":"pending_anchor","sha256":null,"revision":null,"flareTxHash":null,"flareBlock":null,"anchoredAt":null,"explorer":null,"matchesCurrent":null,"note":"Final - the next hourly run writes this record's hash to SnapshotAnchor on Flare"},"qc":{"summary":{"good":29,"suspect":0,"bad":0,"flagged":[]},"extremes":{"tmax":{"obsTimeUtc":"2026-09-24T20:52:00.000Z","flag":"good","reasons":[]},"tmin":{"obsTimeUtc":"2026-09-24T09:52:00.000Z","flag":"good","reasons":[]},"anyFlagged":false},"excludingBad":{"tmax":21.1,"tmin":17.2,"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":21.11,"tmin":16.67,"precip":0,"corrected":false,"issuedAt":"2026-09-25T08:29:00.000Z","html":"https://weathermarket.io/nws-cli/KATL/2026-09-24","json":"https://weathermarket.io/api/nws-cli/KATL/2026-09-24"},"observations":[{"obsTimeUtc":"2026-09-24T04:52:00.000Z","obsTimeLocal":"2026-09-24T00:52:00-04:00","metarType":null,"raw":"METAR KATL 240452Z 08011KT 10SM OVC015 19/16 A3016 RMK AO2 SLP205 T01940161 402780194 $","temp":19.4,"dewpoint":16.1,"humidity":81,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T05:52:00.000Z","obsTimeLocal":"2026-09-24T01:52:00-04:00","metarType":null,"raw":"METAR KATL 240552Z 08012KT 10SM OVC015 19/16 A3015 RMK AO2 SLP202 T01940161 10228 20194 58003 $","temp":19.4,"dewpoint":16.1,"humidity":81,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T05:59:00.000Z","obsTimeLocal":"2026-09-24T01:59:00-04:00","metarType":null,"raw":"SPECI KATL 240559Z 08012KT 10SM OVC013 19/16 A3015 RMK AO2 T01940161 $","temp":19.4,"dewpoint":16.1,"humidity":81,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T06:52:00.000Z","obsTimeLocal":"2026-09-24T02:52:00-04:00","metarType":null,"raw":"METAR KATL 240652Z 09012KT 10SM OVC012 18/16 A3015 RMK AO2 SLP200 T01830161 $","temp":18.3,"dewpoint":16.1,"humidity":87,"wind":6.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T07:52:00.000Z","obsTimeLocal":"2026-09-24T03:52:00-04:00","metarType":null,"raw":"METAR KATL 240752Z 07011KT 10SM OVC010 18/16 A3016 RMK AO2 SLP204 T01780161 $","temp":17.8,"dewpoint":16.1,"humidity":90,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T08:21:00.000Z","obsTimeLocal":"2026-09-24T04:21:00-04:00","metarType":null,"raw":"SPECI KATL 240821Z 06011KT 10SM BKN008 OVC014 18/16 A3015 RMK AO2 T01780161 $","temp":17.8,"dewpoint":16.1,"humidity":90,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T08:52:00.000Z","obsTimeLocal":"2026-09-24T04:52:00-04:00","metarType":null,"raw":"METAR KATL 240852Z 07007KT 10SM BKN008 OVC016 18/16 A3016 RMK AO2 SLP205 T01780161 53003 $","temp":17.8,"dewpoint":16.1,"humidity":90,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T09:52:00.000Z","obsTimeLocal":"2026-09-24T05:52:00-04:00","metarType":null,"raw":"METAR KATL 240952Z COR 08011KT 8SM -DZ BKN007 BKN010 OVC016 17/16 A3016 RMK AO2 SLP205 DZB0854 P0000 T01720161 $","temp":17.2,"dewpoint":16.1,"humidity":93,"wind":5.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T10:52:00.000Z","obsTimeLocal":"2026-09-24T06:52:00-04:00","metarType":null,"raw":"METAR KATL 241052Z 08014KT 10SM BKN007 OVC012 17/16 A3016 RMK AO2 DZE51 SLP207 P0000 T01720156 $","temp":17.2,"dewpoint":15.6,"humidity":90,"wind":7.2,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T11:52:00.000Z","obsTimeLocal":"2026-09-24T07:52:00-04:00","metarType":null,"raw":"METAR KATL 241152Z 09009KT 8SM BKN009 OVC015 17/16 A3018 RMK AO2 DZB34E46 SLP212 P0000 60000 T01720156 10194 20167 53005 $","temp":17.2,"dewpoint":15.6,"humidity":90,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T12:19:00.000Z","obsTimeLocal":"2026-09-24T08:19:00-04:00","metarType":null,"raw":"SPECI KATL 241219Z 07010KT 10SM BKN010 BKN015 17/15 A3018 RMK AO2 T01720150 $","temp":17.2,"dewpoint":15,"humidity":87,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T12:52:00.000Z","obsTimeLocal":"2026-09-24T08:52:00-04:00","metarType":null,"raw":"METAR KATL 241252Z 09012G19KT 8SM -DZ BKN011 OVC020 17/15 A3018 RMK AO2 DZB48 SLP215 CIG 009V013 PCPN VRY LGT P0000 T01720150 $","temp":17.2,"dewpoint":15,"humidity":87,"wind":6.2,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T13:52:00.000Z","obsTimeLocal":"2026-09-24T09:52:00-04:00","metarType":null,"raw":"METAR KATL 241352Z 07011KT 7SM -DZ BKN011 OVC020 18/15 A3019 RMK AO2 SLP218 VIS LWR NW-NE CIG 009V012 P0000 T01780150 $","temp":17.8,"dewpoint":15,"humidity":84,"wind":5.7,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T14:52:00.000Z","obsTimeLocal":"2026-09-24T10:52:00-04:00","metarType":null,"raw":"METAR KATL 241452Z 06010KT 8SM -DZ BKN012 OVC024 18/15 A3020 RMK AO2 SLP221 CIG 010V014 P0000 60000 T01780150 53009 $","temp":17.8,"dewpoint":15,"humidity":84,"wind":5.1,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T15:52:00.000Z","obsTimeLocal":"2026-09-24T11:52:00-04:00","metarType":null,"raw":"METAR KATL 241552Z 06009KT 8SM -DZ BKN011 OVC020 18/15 A3020 RMK AO2 SLP223 CIG 009V013 P0000 T01780150 $","temp":17.8,"dewpoint":15,"humidity":84,"wind":4.6,"precipObserved":true,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T16:52:00.000Z","obsTimeLocal":"2026-09-24T12:52:00-04:00","metarType":null,"raw":"METAR KATL 241652Z 08009KT 10SM OVC015 19/15 A3020 RMK AO2 DZE50 SLP220 CIG 013V017 P0000 T01890150 $","temp":18.9,"dewpoint":15,"humidity":78,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T17:52:00.000Z","obsTimeLocal":"2026-09-24T13:52:00-04:00","metarType":null,"raw":"METAR KATL 241752Z 05009KT 10SM BKN016 OVC024 19/14 A3018 RMK AO2 SLP214 CIG 014V018 60000 T01890144 10194 20172 58007 $","temp":18.9,"dewpoint":14.4,"humidity":75,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T18:52:00.000Z","obsTimeLocal":"2026-09-24T14:52:00-04:00","metarType":null,"raw":"METAR KATL 241852Z 07007KT 10SM OVC020 19/14 A3015 RMK AO2 SLP205 BINOVC T01940144 $","temp":19.4,"dewpoint":14.4,"humidity":73,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T19:52:00.000Z","obsTimeLocal":"2026-09-24T15:52:00-04:00","metarType":null,"raw":"METAR KATL 241952Z 07006KT 10SM BKN022 OVC030 21/15 A3013 RMK AO2 SLP198 BINOVC T02060150 $","temp":20.6,"dewpoint":15,"humidity":70,"wind":3.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T20:52:00.000Z","obsTimeLocal":"2026-09-24T16:52:00-04:00","metarType":null,"raw":"METAR KATL 242052Z 06009KT 10SM BKN024 OVC030 21/15 A3013 RMK AO2 SLP197 BINOVC T02110150 56017 $","temp":21.1,"dewpoint":15,"humidity":68,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T21:52:00.000Z","obsTimeLocal":"2026-09-24T17:52:00-04:00","metarType":null,"raw":"METAR KATL 242152Z 08011KT 10SM BKN026 21/15 A3014 RMK AO2 SLP199 T02110150 $","temp":21.1,"dewpoint":15,"humidity":68,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T22:52:00.000Z","obsTimeLocal":"2026-09-24T18:52:00-04:00","metarType":null,"raw":"METAR KATL 242252Z 04011KT 10SM BKN024 20/14 A3014 RMK AO2 SLP202 T02000144 $","temp":20,"dewpoint":14.4,"humidity":70,"wind":5.7,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T23:46:00.000Z","obsTimeLocal":"2026-09-24T19:46:00-04:00","metarType":null,"raw":"SPECI KATL 242346Z 07008KT 10SM SCT022 19/14 A3014 RMK AO2 $","temp":19,"dewpoint":14,"humidity":73,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-24T23:52:00.000Z","obsTimeLocal":"2026-09-24T19:52:00-04:00","metarType":null,"raw":"METAR KATL 242352Z 05008KT 040V100 10SM FEW022 19/14 A3014 RMK AO2 SLP202 T01940144 10211 20189 51004 $","temp":19.4,"dewpoint":14.4,"humidity":73,"wind":4.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-25T00:52:00.000Z","obsTimeLocal":"2026-09-24T20:52:00-04:00","metarType":null,"raw":"METAR KATL 250052Z 08009KT 10SM SCT022 18/14 A3016 RMK AO2 SLP210 T01830144 $","temp":18.3,"dewpoint":14.4,"humidity":78,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-25T01:52:00.000Z","obsTimeLocal":"2026-09-24T21:52:00-04:00","metarType":null,"raw":"METAR KATL 250152Z 09007KT 10SM FEW022 FEW040 18/14 A3018 RMK AO2 SLP214 T01780144 $","temp":17.8,"dewpoint":14.4,"humidity":81,"wind":3.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-25T02:52:00.000Z","obsTimeLocal":"2026-09-24T22:52:00-04:00","metarType":null,"raw":"METAR KATL 250252Z 09009KT 10SM FEW023 BKN050 17/14 A3018 RMK AO2 SLP216 T01720144 51013 $","temp":17.2,"dewpoint":14.4,"humidity":84,"wind":4.6,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-25T03:47:00.000Z","obsTimeLocal":"2026-09-24T23:47:00-04:00","metarType":null,"raw":"SPECI KATL 250347Z 09010KT 10SM BKN022 BKN050 18/14 A3018 RMK AO2 $","temp":18,"dewpoint":14,"humidity":77,"wind":5.1,"precipObserved":false,"correctedAt":null,"originalRaw":null},{"obsTimeUtc":"2026-09-25T03:52:00.000Z","obsTimeLocal":"2026-09-24T23:52:00-04:00","metarType":null,"raw":"METAR KATL 250352Z 08009KT 10SM BKN022 BKN050 18/14 A3018 RMK AO2 SLP215 T01780144 $","temp":17.8,"dewpoint":14.4,"humidity":81,"wind":4.6,"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/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/2026-09-24","json":"https://weathermarket.io/api/station/KATL/2026-09-24","record":"https://weathermarket.io/api/station/KATL/2026-09-24?format=record","prev":"https://weathermarket.io/station/KATL/2026-09-23","next":"https://weathermarket.io/station/KATL/2026-09-25","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=24&year2=2026&month2=9&day2=26&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=24&hora=4&anof=2026&mesf=9&dayf=25&horaf=3&minf=59&send=send","awcLive":"https://aviationweather.gov/data/metar/?ids=KATL"}}}