{"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":"2026-09-01","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":88,"tminF":77,"precipIn":0.05,"precipTrace":false,"tmax":31.11,"tmin":25,"precip":1.27,"issuedAt":"2026-09-02T06:36:00.000Z","productId":"iem:CDUS44-KHGX-020636:IAH:2026-09-01:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609020636"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-01T21:33:00.000Z","issuedLocal":"433 PM CDT TUE SEP 01 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 012133","productId":"iem:CDUS44-KHGX-012133:IAH:2026-09-01:interim","source":"iem-afos","corrected":false,"tmaxF":88,"tmaxTimeLocal":"2:17 PM","tminF":77,"tminTimeLocal":"4:27 AM","precipIn":0.03,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609012133","parseProblems":[],"rawTextSha256":"16aaf95c255b7ea385398706234adde216899c2ce0100ef1ff65b13f715aabaf","rawText":"CDUS44 KHGX 012133\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n433 PM CDT TUE SEP 01 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 1 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 88 2:17 PM 107 2000 93 -5 90 \n MINIMUM 77 4:27 AM 63 1915 74 3 74 \n AVERAGE 83 84 -1 82 \n\nPRECIPITATION (IN) \n TODAY 0.03 2.22 1892 0.17 -0.14 \n MONTH TO DATE 0.03 0.17 -0.14 \n SINCE SEP 1 0.03 0.17 -0.14 \n SINCE JAN 1 34.37 33.94 0.43 \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 18 18 0 17 \n MONTH TO DATE 18 18 0 17 \n SINCE SEP 1 18 18 0 17 \n SINCE JAN 1 2938 2503 435 3022 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10) \n HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (10) \n AVERAGE WIND SPEED 4.6 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 93 \n LOWEST 63 \n AVERAGE 78 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 93 104 2000 \n MINIMUM TEMPERATURE (F) 74 60 1893 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 1 2026.....SUNRISE 6:58 AM CDT SUNSET 7:44 PM CDT \nSEPTEMBER 2 2026.....SUNRISE 6:59 AM CDT SUNSET 7:42 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":"2026-09-02T06:36:00.000Z","issuedLocal":"136 AM CDT WED SEP 02 2026","office":"KHGX","wmoHeader":"CDUS44 KHGX 020636","productId":"iem:CDUS44-KHGX-020636:IAH:2026-09-01:final","source":"iem-afos","corrected":false,"tmaxF":88,"tmaxTimeLocal":"2:17 PM","tminF":77,"tminTimeLocal":"4:27 AM","precipIn":0.05,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIIAH&e=202609020636","parseProblems":[],"rawTextSha256":"ce4bcd34d8d04d5e759ccd821300ee1b19e01697d0aab6c9633aeddaa83841cd","rawText":"CDUS44 KHGX 020636\nCLIIAH\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX\n136 AM CDT WED SEP 02 2026\n\n...................................\n\n...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR SEPTEMBER 1 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 88 2:17 PM 107 2000 93 -5 90 \n MINIMUM 77 4:27 AM 63 1915 74 3 74 \n AVERAGE 83 84 -1 82 \n\nPRECIPITATION (IN) \n YESTERDAY 0.05 2.22 1892 0.17 -0.12 0.13 \n MONTH TO DATE 0.05 0.17 -0.12 0.13 \n SINCE SEP 1 0.05 0.17 -0.12 0.13 \n SINCE JAN 1 34.39 33.94 0.45 29.03 \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 18 18 0 17 \n MONTH TO DATE 18 18 0 17 \n SINCE SEP 1 18 18 0 17 \n SINCE JAN 1 2938 2503 435 3022 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60) \n HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70) \n AVERAGE WIND SPEED 5.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 93 \n LOWEST 63 \n AVERAGE 78 \n\n..........................................................\n\n\nTHE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 93 104 2000 \n MINIMUM TEMPERATURE (F) 74 60 1893 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 2 2026.....SUNRISE 6:59 AM CDT SUNSET 7:42 PM CDT \nSEPTEMBER 3 2026.....SUNRISE 7:00 AM CDT SUNSET 7:41 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/2026-09-01","json":"https://weathermarket.io/api/nws-cli/KIAH/2026-09-01"},"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."}}