{"station":{"icao":"KIAH","cliId":"IAH","pil":"CLIIAH","city":{"slug":"houston","name":"휴스턴","country":"United States"},"timezone":"America/Chicago","feed":"https://api.weather.gov/products/types/CLI/locations/IAH","html":"https://weathermarket.io/nws-cli/KIAH","json":"https://weathermarket.io/api/nws-cli/KIAH"},"stationToday":"2026-11-14","day":{"date":"2026-09-12","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":99,"tminF":78,"precipIn":0,"precipTrace":false,"tmax":37.22,"tmin":25.56,"precip":0,"issuedAt":"2026-09-13T07:13:00.000Z","productId":"iem:CDUS44-KHGX-130713:IAH:2026-09-12:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609130713"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-13T03:24:00.000Z","issuedLocal":"1024 PM CDT SAT SEP 12 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 130324","productId":"iem:CDUS44-KHGX-130324:IAH:2026-09-12:interim","source":"iem-afos","corrected":false,"tmaxF":99,"tmaxTimeLocal":"3:28 PM","tminF":78,"tminTimeLocal":"6:39 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609130324","parseProblems":[],"rawTextSha256":"37dd006c81b13f69add05a8f7ce0b71c04995bc7c831f6544301f088d7deefa2","rawText":"CDUS44 KHGX 130324\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n1024 PM CDT SAT SEP 12 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 12 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1889 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 99 3:28 PM 101 1909 91 8 93 \n 2011 \n MINIMUM 78 6:39 AM 56 1907 72 6 73 \n AVERAGE 89 81 8 83 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.25 2003 0.16 -0.16 \n MONTH TO DATE 0.91 2.11 -1.20 \n SINCE SEP 1 0.91 2.11 -1.20 \n SINCE JAN 1 35.25 35.88 -0.63 \n\nSNOWFALL (IN) \n TODAY 0.0 \n MONTH TO DATE 0.0 \n SINCE SEP 1 0.0 \n SINCE JUL 1 0.0 \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 24 16 8 18 \n MONTH TO DATE 243 209 34 204 \n SINCE SEP 1 243 209 34 204 \n SINCE JAN 1 3163 2694 469 3209 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (130) \n HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (130) \n AVERAGE WIND SPEED 6.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 97 \n LOWEST 42 \n AVERAGE 70 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 91 102 2011 \n MINIMUM TEMPERATURE (F) 72 56 1902 \n 1907 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 12 2026.....SUNRISE 7:04 AM CDT SUNSET 7:30 PM CDT \nSEPTEMBER 13 2026.....SUNRISE 7:05 AM CDT SUNSET 7:29 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":"2026-09-13T07:13:00.000Z","issuedLocal":"213 AM CDT SUN SEP 13 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 130713","productId":"iem:CDUS44-KHGX-130713:IAH:2026-09-12:final","source":"iem-afos","corrected":false,"tmaxF":99,"tmaxTimeLocal":"3:28 PM","tminF":78,"tminTimeLocal":"6:39 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609130713","parseProblems":[],"rawTextSha256":"41a6622687854018d1f498c0c4790fff0e429ba08f98111e8757e70765fbcb81","rawText":"CDUS44 KHGX 130713\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n213 AM CDT SUN SEP 13 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 12 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1889 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 99 3:28 PM 101 1909 91 8 93 \n 2011 \n MINIMUM 78 6:39 AM 56 1907 72 6 73 \n AVERAGE 89 81 8 83 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 2.25 2003 0.16 -0.16 0.00 \n MONTH TO DATE 0.91 2.11 -1.20 0.78 \n SINCE SEP 1 0.91 2.11 -1.20 0.78 \n SINCE JAN 1 35.25 35.88 -0.63 29.68 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 \n MONTH TO DATE 0.0 \n SINCE SEP 1 0.0 \n SINCE JUL 1 0.0 \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 24 16 8 18 \n MONTH TO DATE 243 209 34 204 \n SINCE SEP 1 243 209 34 204 \n SINCE JAN 1 3163 2694 469 3209 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (130) \n HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (130) \n AVERAGE WIND SPEED 7.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 97 \n LOWEST 42 \n AVERAGE 70 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 91 102 2011 \n MINIMUM TEMPERATURE (F) 72 56 1902 \n 1907 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 13 2026.....SUNRISE 7:05 AM CDT SUNSET 7:29 PM CDT \nSEPTEMBER 14 2026.....SUNRISE 7:05 AM CDT SUNSET 7:28 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/KIAH/2026-09-12","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-09-12"},"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/KIAH/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KIAH/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KIAH for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KIAH/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."}}