{"station":{"icao":"KATL","cliId":"ATL","pil":"CLIATL","city":{"slug":"atlanta","name":"애틀랜타","country":"United States"},"timezone":"America/New_York","feed":"https://api.weather.gov/products/types/CLI/locations/ATL","html":"https://weathermarket.io/nws-cli/KATL","json":"https://weathermarket.io/api/nws-cli/KATL"},"stationToday":"2026-11-14","day":{"date":"2026-09-21","status":"issued","note":"Final CLI issued - values.nwsOfficial carries the official daily values (metric here; official.issued.asReported keeps the °F / inch / mph exactly as printed).","settlement":{"tmaxF":90,"tminF":71,"precipIn":0,"precipTrace":false,"tmax":32.22,"tmin":21.67,"precip":0,"issuedAt":"2026-09-22T08:25:00.000Z","productId":"iem:CDUS42-KFFC-220825:ATL:2026-09-21:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIATL&e=202609220825"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-21T20:31:00.000Z","issuedLocal":"431 PM EDT MON SEP 21 2026","office":"KFFC","wmoHeader":"CDUS42 KFFC 212031","productId":"iem:CDUS42-KFFC-212031:ATL:2026-09-21:interim","source":"iem-afos","corrected":false,"tmaxF":90,"tmaxTimeLocal":"2:49 PM","tminF":71,"tminTimeLocal":"6:50 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIATL&e=202609212031","parseProblems":[],"rawTextSha256":"6184ea5c75bcf74b369ea4b062ffdb6bf88d12aca5609672b12b1a61e6e1efe2","rawText":"CDUS42 KFFC 212031\nCLIATL\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE PEACHTREE CITY GA\n431 PM EDT MON SEP 21 2026\n\n...................................\n\n...THE ATLANTA CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1878 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 90 2:49 PM 95 1925 83 7 88 \n 2010 \n MINIMUM 71 6:50 AM 43 1918 65 6 68 \n AVERAGE 81 74 7 78 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.29 1958 0.12 -0.12 0.00 \n MONTH TO DATE 3.10 2.62 0.48 0.02 \n SINCE SEP 1 3.10 2.62 0.48 0.02 \n SINCE JAN 1 32.49 37.40 -4.91 34.18 \n\nDEGREE DAYS \n HEATING \n TODAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 0 0 0 0 \n SINCE JUL 1 0 0 0 0 \n\n COOLING \n TODAY 16 9 7 13 \n MONTH TO DATE 359 236 123 261 \n SINCE SEP 1 359 236 123 261 \n SINCE JAN 1 2383 1884 499 2128 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (110) \n HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (60) \n AVERAGE WIND SPEED 1.9 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 84 6:00 AM \n LOWEST 59 11:00 AM \n AVERAGE 72 \n\n..........................................................\n\n\nTHE ATLANTA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 82 97 2024 \n MINIMUM TEMPERATURE (F) 64 43 1983 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 21 2026.....SUNRISE 7:25 AM EDT SUNSET 7:36 PM EDT \nSEPTEMBER 22 2026.....SUNRISE 7:26 AM EDT SUNSET 7:34 PM EDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"interim","asOfLocal":"0800 PM","issuedAt":"2026-09-22T00:33:00.000Z","issuedLocal":"833 PM EDT MON SEP 21 2026","office":"KFFC","wmoHeader":"CDUS42 KFFC 220033","productId":"iem:CDUS42-KFFC-220033:ATL:2026-09-21:interim","source":"iem-afos","corrected":false,"tmaxF":90,"tmaxTimeLocal":"4:08 PM","tminF":71,"tminTimeLocal":"6:50 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIATL&e=202609220033","parseProblems":[],"rawTextSha256":"2b71b53ec1b2ba0c3b677b64c05744492ba5f791d58d311396f322164572c50c","rawText":"CDUS42 KFFC 220033\nCLIATL\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE PEACHTREE CITY GA\n833 PM EDT MON SEP 21 2026\n\n...................................\n\n...THE ATLANTA CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\nVALID AS OF 0800 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1878 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 90 4:08 PM 95 1925 83 7 88 \n 2010 \n MINIMUM 71 6:50 AM 43 1918 65 6 68 \n AVERAGE 81 74 7 78 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.29 1958 0.12 -0.12 0.00 \n MONTH TO DATE 3.10 2.62 0.48 0.02 \n SINCE SEP 1 3.10 2.62 0.48 0.02 \n SINCE JAN 1 32.49 37.40 -4.91 34.18 \n\nDEGREE DAYS \n HEATING \n TODAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 0 0 0 0 \n SINCE JUL 1 0 0 0 0 \n\n COOLING \n TODAY 16 9 7 13 \n MONTH TO DATE 359 236 123 261 \n SINCE SEP 1 359 236 123 261 \n SINCE JAN 1 2383 1884 499 2128 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION SW (210) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320) \n HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310) \n AVERAGE WIND SPEED 3.0 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.5 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n THUNDERSTORM \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 84 6:00 AM \n LOWEST 47 4:00 PM \n\n..........................................................\n\n\nTHE ATLANTA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 82 97 2024 \n MINIMUM TEMPERATURE (F) 64 43 1983 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 21 2026.....SUNRISE 7:25 AM EDT SUNSET 7:36 PM EDT \nSEPTEMBER 22 2026.....SUNRISE 7:26 AM EDT SUNSET 7:34 PM EDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"final","asOfLocal":null,"issuedAt":"2026-09-22T08:25:00.000Z","issuedLocal":"425 AM EDT TUE SEP 22 2026","office":"KFFC","wmoHeader":"CDUS42 KFFC 220825","productId":"iem:CDUS42-KFFC-220825:ATL:2026-09-21:final","source":"iem-afos","corrected":false,"tmaxF":90,"tmaxTimeLocal":"4:08 PM","tminF":71,"tminTimeLocal":"6:50 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIATL&e=202609220825","parseProblems":[],"rawTextSha256":"31f33b1b0fc76dbfa41b76f48ef67628601c7ba3fa8d8d23a09807f0eebccd9c","rawText":"CDUS42 KFFC 220825\nCLIATL\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE PEACHTREE CITY GA\n425 AM EDT TUE SEP 22 2026\n\n...................................\n\n...THE ATLANTA CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1878 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n YESTERDAY \n MAXIMUM 90 4:08 PM 95 1925 83 7 88 \n 2010 \n MINIMUM 71 6:50 AM 43 1918 65 6 68 \n AVERAGE 81 74 7 78 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 2.29 1958 0.12 -0.12 0.00 \n MONTH TO DATE 3.10 2.62 0.48 0.02 \n SINCE SEP 1 3.10 2.62 0.48 0.02 \n SINCE JAN 1 32.49 37.40 -4.91 34.18 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 0 0 0 0 \n SINCE JUL 1 0 0 0 0 \n\n COOLING \n YESTERDAY 16 9 7 13 \n MONTH TO DATE 359 236 123 261 \n SINCE SEP 1 359 236 123 261 \n SINCE JAN 1 2383 1884 499 2128 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (260) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280) \n HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 3.3 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.5 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n THUNDERSTORM \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 84 6:00 AM \n LOWEST 47 4:00 PM \n AVERAGE 66 \n\n..........................................................\n\n\nTHE ATLANTA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 82 97 2024 \n MINIMUM TEMPERATURE (F) 64 43 1983 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 22 2026.....SUNRISE 7:26 AM EDT SUNSET 7:34 PM EDT \nSEPTEMBER 23 2026.....SUNRISE 7:27 AM EDT SUNSET 7:33 PM EDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"}],"html":"https://weathermarket.io/nws-cli/KATL/2026-09-21","json":"https://weathermarket.io/api/nws-cli/KATL/2026-09-21"},"about":{"product":"NWS Climatological Report (CLI): the daily climate summary issued by the local NWS forecast office from the station's 1-minute ASOS record, normally 1-3 hours after local midnight (final, 'YESTERDAY') and once during the day (interim, 'TODAY AS OF'). Corrections are re-issued under the same PIL with CORRECTED in the text.","settlementRule":"The settlement value for a date is the latest final CLI issued for that date; a corrected re-issue supersedes earlier issues. Interim same-day products never settle. This is the same rule that fills values.nwsOfficial in /api/station/{icao}/daily.","archive":"Every issue is stored verbatim as received - nothing is edited or re-derived. Products are held from 2026-09-01 (backfilled from the IEM AFOS archive) and ingested live from api.weather.gov since 2026-11-10, polled every 30 minutes. A date with no final CLI 14 hours after local midnight is reported as not_issued rather than filled in.","verify":["Each issue carries the NWS product id (api.weather.gov keeps products for a limited time) and a link to the IEM AFOS permanent archive of the same product.","rawTextSha256 is the SHA-256 of the stored product text; compare it with the text at either link to confirm nothing was altered.","Permalink pattern for market rules: https://weathermarket.io/nws-cli/KATL/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KATL/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KATL for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KATL/YYYY-MM-DD with links to the NWS product and the IEM archive. A CORRECTED re-issue published before the settlement time supersedes earlier issues."}}