{"station":{"icao":"KSFO","cliId":"SFO","pil":"CLISFO","city":{"slug":"san-francisco","name":"샌프란시스코","country":"United States"},"timezone":"America/Los_Angeles","feed":"https://api.weather.gov/products/types/CLI/locations/SFO","html":"https://weathermarket.io/nws-cli/KSFO","json":"https://weathermarket.io/api/nws-cli/KSFO"},"stationToday":"2026-11-14","day":{"date":"2026-09-07","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":83,"tminF":56,"precipIn":0,"precipTrace":false,"tmax":28.33,"tmin":13.33,"precip":0,"issuedAt":"2026-09-08T08:34:00.000Z","productId":"iem:CDUS46-KMTR-080834:SFO:2026-09-07:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202609080834"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-09-08T00:40:00.000Z","issuedLocal":"540 PM PDT MON SEP 07 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 080040","productId":"iem:CDUS46-KMTR-080040:SFO:2026-09-07:interim","source":"iem-afos","corrected":false,"tmaxF":83,"tmaxTimeLocal":"2:14 PM","tminF":56,"tminTimeLocal":"6:15 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202609080040","parseProblems":[],"rawTextSha256":"906b0966eb186621bcd5dd7858a769fa8fc52466981f290c911a6209837aaeaf","rawText":"CDUS46 KMTR 080040\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n540 PM PDT MON SEP 07 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 2026...\nVALID TODAY AS OF 0500 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1927 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 83 2:14 PM 97 2020 75 8 76 \n MINIMUM 56 6:15 AM 50 1960 56 0 62 \n AVERAGE 70 66 4 69 \n\nPRECIPITATION (IN) \n TODAY 0.00 T 1966 0.00 0.00 0.00 \n 1979 \n 1980 \n MONTH TO DATE 0.01 0.01 0.00 0.00 \n SINCE OCT 1 19.63 19.58 0.05 16.11 \n SINCE JAN 1 10.78 12.61 -1.83 7.55 \n\nSNOWFALL (IN) \n TODAY MM 0.0 \n MONTH TO DATE T \n SINCE SEP 1 T \n SINCE JUL 1 T \n SNOW DEPTH MM \n\nDEGREE DAYS \n HEATING \n TODAY 0 1 -1 0 \n MONTH TO DATE 0 9 -9 1 \n SINCE SEP 1 0 9 -9 1 \n SINCE JUL 1 74 111 -37 91 \n\n COOLING \n TODAY 5 2 3 4 \n MONTH TO DATE 12 14 -2 13 \n SINCE SEP 1 12 14 -2 13 \n SINCE JAN 1 123 124 -1 63 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (310) \n HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 4.1 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.1 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 87 3:00 AM \n LOWEST 36 2:00 PM \n AVERAGE 62 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 75 100 1984 \n MINIMUM TEMPERATURE (F) 56 48 1946 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 7 2026.....SUNRISE 6:45 AM PDT SUNSET 7:29 PM PDT \nSEPTEMBER 8 2026.....SUNRISE 6:46 AM PDT SUNSET 7:28 PM PDT \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":"2026-09-08T08:34:00.000Z","issuedLocal":"134 AM PDT TUE SEP 08 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 080834","productId":"iem:CDUS46-KMTR-080834:SFO:2026-09-07:final","source":"iem-afos","corrected":false,"tmaxF":83,"tmaxTimeLocal":"2:14 PM","tminF":56,"tminTimeLocal":"6:15 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202609080834","parseProblems":[],"rawTextSha256":"eb01a954e51f45b8648d8977a3cfe2ac0c0729ae9fd957e17bce9d05845a8270","rawText":"CDUS46 KMTR 080834\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n134 AM PDT TUE SEP 08 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 2026...\n\nCLIMATE NORMAL PERIOD: 1991 TO 2020\nCLIMATE RECORD PERIOD: 1927 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 83 2:14 PM 97 2020 75 8 76 \n MINIMUM 56 6:15 AM 50 1960 56 0 62 \n AVERAGE 70 66 4 69 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 T 1966 0.00 0.00 0.00 \n 1979 \n 1980 \n MONTH TO DATE 0.01 0.01 0.00 0.00 \n SINCE OCT 1 19.63 19.58 0.05 16.11 \n SINCE JAN 1 10.78 12.61 -1.83 7.55 \n\nSNOWFALL (IN) \n YESTERDAY MM 0.0 \n MONTH TO DATE T \n SINCE SEP 1 T \n SINCE JUL 1 T \n\nDEGREE DAYS \n HEATING \n YESTERDAY 0 1 -1 0 \n MONTH TO DATE 0 9 -9 1 \n SINCE SEP 1 0 9 -9 1 \n SINCE JUL 1 74 111 -37 91 \n\n COOLING \n YESTERDAY 5 2 3 4 \n MONTH TO DATE 12 14 -2 13 \n SINCE SEP 1 12 14 -2 13 \n SINCE JAN 1 123 124 -1 63 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (290) \n HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280) \n AVERAGE WIND SPEED 6.9 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.1 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 87 3:00 AM \n LOWEST 36 2:00 PM \n AVERAGE 62 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 75 100 1984 \n MINIMUM TEMPERATURE (F) 56 48 1946 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 8 2026.....SUNRISE 6:46 AM PDT SUNSET 7:28 PM PDT \nSEPTEMBER 9 2026.....SUNRISE 6:47 AM PDT SUNSET 7:26 PM PDT \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/KSFO/2026-09-07","json":"https://weathermarket.io/api/nws-cli/KSFO/2026-09-07"},"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/KSFO/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KSFO/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KSFO for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KSFO/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."}}