{"station":{"icao":"KSEA","cliId":"SEA","pil":"CLISEA","city":{"slug":"seattle","name":"시애틀","country":"United States"},"timezone":"America/Los_Angeles","feed":"https://api.weather.gov/products/types/CLI/locations/SEA","html":"https://weathermarket.io/nws-cli/KSEA","json":"https://weathermarket.io/api/nws-cli/KSEA"},"stationToday":"2026-11-13","day":{"date":"2026-11-11","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":67,"tminF":52,"precipIn":0,"precipTrace":false,"tmax":19.44,"tmin":11.11,"precip":0,"issuedAt":"2026-11-12T09:28:00.000Z","productId":"1ad79afc-ae8c-46de-b1e8-c84b4c18959d","corrected":false,"reissues":0,"nwsProductUrl":"https://api.weather.gov/products/1ad79afc-ae8c-46de-b1e8-c84b4c18959d","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611120928"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-11-12T02:35:00.000Z","issuedLocal":"635 PM PST WED NOV 11 2026","office":"KSEW","wmoHeader":"CDUS46 KSEW 120235","productId":"9e638ba3-b948-42ea-9a4b-305ccf37987f","source":"nws-api","corrected":false,"tmaxF":67,"tmaxTimeLocal":"1229 PM","tminF":52,"tminTimeLocal":"634 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/9e638ba3-b948-42ea-9a4b-305ccf37987f","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611120235","parseProblems":[],"rawTextSha256":"43674e52ad66cfec5776f670a9301e2c81eb50878d62c2400bc0419a9e5fef89","rawText":"\n000\nCDUS46 KSEW 120235\nCLISEA\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SEATTLE\n635 PM PST WED NOV 11 2026\n\n...................................\n\n...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 11 2026...\nVALID TODAY AS OF 0500 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1945 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 67R 1229 PM 65 1990 53 14 55 \n MINIMUM 52 634 AM 15 1955 42 10 41 \n AVERAGE 60 47 13 48 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.48 1973 0.22 -0.22 0.00 \n MONTH TO DATE 2.09 2.21 -0.12 2.37 \n SINCE OCT 1 3.38 6.12 -2.74 6.07 \n SINCE JAN 1 24.97 29.52 -4.55 22.34 \n\nSNOWFALL (IN) \n TODAY MM 1.4 1955 0.0 \n MONTH TO DATE 0.0 0.0 \n SINCE OCT 1 0.0 0.0 \n SINCE JUL 1 0.0 0.0 \n SNOW DEPTH MM \n\nDEGREE DAYS \n HEATING \n TODAY 5 18 -13 17 \n MONTH TO DATE 152 183 -31 153 \n SINCE SEP 1 608 634 -26 558 \n SINCE JUL 1 633 689 -56 582 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 2 30 -28 34 \n SINCE JAN 1 267 263 4 328 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (140) \n HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140) \n AVERAGE WIND SPEED 8.0 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.7 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 93 1200 AM \n LOWEST 59 100 PM \n AVERAGE 76 \n\n..........................................................\n\n\nTHE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 53 61 2018 \n MINIMUM TEMPERATURE (F) 42 13 1955 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 11 2026......SUNRISE 708 AM PST SUNSET 438 PM PST \nNOVEMBER 12 2026......SUNRISE 710 AM PST SUNSET 436 PM PST \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$$\n"},{"kind":"final","asOfLocal":null,"issuedAt":"2026-11-12T09:28:00.000Z","issuedLocal":"128 AM PST THU NOV 12 2026","office":"KSEW","wmoHeader":"CDUS46 KSEW 120928","productId":"1ad79afc-ae8c-46de-b1e8-c84b4c18959d","source":"nws-api","corrected":false,"tmaxF":67,"tmaxTimeLocal":"1229 PM","tminF":52,"tminTimeLocal":"634 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/1ad79afc-ae8c-46de-b1e8-c84b4c18959d","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISEA&e=202611120928","parseProblems":[],"rawTextSha256":"2b7459b179a7c59c6a3612b352c90cf01fec01953dd3c990fb84c3061f054f10","rawText":"\n000\nCDUS46 KSEW 120928\nCLISEA\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SEATTLE\n128 AM PST THU NOV 12 2026\n\n...................................\n\n...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 11 2026...\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1945 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 67R 1229 PM 65 1990 53 14 55 \n MINIMUM 52 634 AM 15 1955 42 10 41 \n AVERAGE 60 47 13 48 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.48 1973 0.22 -0.22 0.00 \n MONTH TO DATE 2.09 2.21 -0.12 2.37 \n SINCE OCT 1 3.38 6.12 -2.74 6.07 \n SINCE JAN 1 24.97 29.52 -4.55 22.34 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 1.4 1955 0.0 \n MONTH TO DATE 0.0 0.0 \n SINCE OCT 1 0.0 0.0 \n SINCE JUL 1 0.0 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 5 18 -13 17 \n MONTH TO DATE 152 183 -31 153 \n SINCE SEP 1 608 634 -26 558 \n SINCE JUL 1 633 689 -56 582 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 0 0 0 0 \n SINCE SEP 1 2 30 -28 34 \n SINCE JAN 1 267 263 4 328 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SE (150) \n HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140) \n AVERAGE WIND SPEED 7.7 \n\n\nSKY COVER \n AVERAGE SKY COVER 0.8 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n NO SIGNIFICANT WEATHER WAS OBSERVED. \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 93 1200 AM \n LOWEST 59 100 PM \n AVERAGE 76 \n\n..........................................................\n\n\nTHE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 53 61 2018 \n MINIMUM TEMPERATURE (F) 42 13 1955 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 12 2026......SUNRISE 710 AM PST SUNSET 436 PM PST \nNOVEMBER 13 2026......SUNRISE 711 AM PST SUNSET 435 PM PST \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$$\n"}],"html":"https://weathermarket.io/nws-cli/KSEA/2026-11-11","json":"https://weathermarket.io/api/nws-cli/KSEA/2026-11-11"},"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/KSEA/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KSEA/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KSEA for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KSEA/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."}}