{"station":{"icao":"KORD","cliId":"ORD","pil":"CLIORD","city":{"slug":"chicago","name":"시카고","country":"United States"},"timezone":"America/Chicago","feed":"https://api.weather.gov/products/types/CLI/locations/ORD","html":"https://weathermarket.io/nws-cli/KORD","json":"https://weathermarket.io/api/nws-cli/KORD"},"stationToday":"2026-11-13","day":{"date":"2026-10-05","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":68,"tminF":47,"precipIn":0,"precipTrace":false,"tmax":20,"tmin":8.33,"precip":0,"issuedAt":"2026-10-06T06:36:00.000Z","productId":"iem:CDUS43-KLOT-060636:ORD:2026-10-05:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610060636"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-10-05T21:34:00.000Z","issuedLocal":"434 PM CDT MON OCT 05 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 052134","productId":"iem:CDUS43-KLOT-052134:ORD:2026-10-05:interim","source":"iem-afos","corrected":false,"tmaxF":68,"tmaxTimeLocal":"1:21 PM","tminF":47,"tminTimeLocal":"5:36 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610052134","parseProblems":[],"rawTextSha256":"f699d980e2111d459448904bfe6327a29f1f7cb765b1c99b0c5f1d5787046720","rawText":"CDUS43 KLOT 052134\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n434 PM CDT MON OCT 05 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 5 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1871 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 68 1:21 PM 88 1997 68 0 84 \n MINIMUM 47 5:36 AM 28 1980 49 -2 65 \n AVERAGE 58 58 0 75 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.01 1955 0.11 -0.11 0.00 \n MONTH TO DATE 1.41 0.56 0.85 0.00 \n SINCE SEP 1 5.11 3.75 1.36 0.49 \n SINCE JAN 1 36.08 30.46 5.62 22.94 \n\nSNOWFALL (IN) \n TODAY 0.0 T 1935 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n TODAY 7 8 -1 0 \n MONTH TO DATE 20 35 -15 0 \n SINCE SEP 1 47 112 -65 32 \n SINCE JUL 1 47 118 -71 37 \n\n COOLING \n TODAY 0 1 -1 10 \n MONTH TO DATE 1 5 -4 47 \n SINCE SEP 1 188 121 67 213 \n SINCE JAN 1 1114 993 121 1205 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100) \n HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60) \n AVERAGE WIND SPEED 2.4 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.1 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 77 5:00 AM \n LOWEST 37 1:00 PM \n AVERAGE 57 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 67 94 1963 \n MINIMUM TEMPERATURE (F) 49 28 1952 \n\n\nSUNRISE AND SUNSET \nOCTOBER 5 2026.......SUNRISE 6:53 AM CDT SUNSET 6:26 PM CDT \nOCTOBER 6 2026.......SUNRISE 6:54 AM CDT SUNSET 6:25 PM CDT \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":"2026-10-06T06:36:00.000Z","issuedLocal":"136 AM CDT TUE OCT 06 2026","office":"KLOT","wmoHeader":"CDUS43 KLOT 060636","productId":"iem:CDUS43-KLOT-060636:ORD:2026-10-05:final","source":"iem-afos","corrected":false,"tmaxF":68,"tmaxTimeLocal":"1:21 PM","tminF":47,"tminTimeLocal":"5:36 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIORD&e=202610060636","parseProblems":[],"rawTextSha256":"5944d9412d650c16c577f43e69892f7a7d453da1473ad478c4d90cd91551560e","rawText":"CDUS43 KLOT 060636\nCLIORD\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE CHICAGO IL\n136 AM CDT TUE OCT 06 2026\n\n...................................\n\n...THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 5 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1871 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 68 1:21 PM 88 1997 68 0 84 \n MINIMUM 47 5:36 AM 28 1980 49 -2 65 \n AVERAGE 58 58 0 75 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 2.01 1955 0.11 -0.11 0.00 \n MONTH TO DATE 1.41 0.56 0.85 0.00 \n SINCE SEP 1 5.11 3.75 1.36 0.49 \n SINCE JAN 1 36.08 30.46 5.62 22.94 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 T 1935 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.0 0.0 0.0 \n SINCE SEP 1 0.0 0.0 0.0 0.0 \n SINCE JUL 1 0.0 0.0 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 7 8 -1 0 \n MONTH TO DATE 20 35 -15 0 \n SINCE SEP 1 47 112 -65 32 \n SINCE JUL 1 47 118 -71 37 \n\n COOLING \n YESTERDAY 0 1 -1 10 \n MONTH TO DATE 1 5 -4 47 \n SINCE SEP 1 188 121 67 213 \n SINCE JAN 1 1114 993 121 1205 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80) \n HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60) \n AVERAGE WIND SPEED 3.7 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.1 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 77 8:00 PM \n LOWEST 37 1:00 PM \n AVERAGE 57 \n\n..........................................................\n\n\nTHE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 67 94 1963 \n MINIMUM TEMPERATURE (F) 49 28 1952 \n\n\nSUNRISE AND SUNSET \nOCTOBER 6 2026.......SUNRISE 6:54 AM CDT SUNSET 6:25 PM CDT \nOCTOBER 7 2026.......SUNRISE 6:55 AM CDT SUNSET 6:23 PM CDT \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/KORD/2026-10-05","json":"https://weathermarket.io/api/nws-cli/KORD/2026-10-05"},"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/KORD/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KORD/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KORD for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KORD/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."}}