{"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":"2026-11-13","day":{"date":"2026-10-16","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":85,"tminF":58,"precipIn":0,"precipTrace":false,"tmax":29.44,"tmin":14.44,"precip":0,"issuedAt":"2026-10-17T08:43:00.000Z","productId":"iem:CDUS46-KMTR-170843:SFO:2026-10-16:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610170843"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-10-17T00:35:00.000Z","issuedLocal":"535 PM PDT FRI OCT 16 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 170035","productId":"iem:CDUS46-KMTR-170035:SFO:2026-10-16:interim","source":"iem-afos","corrected":false,"tmaxF":85,"tmaxTimeLocal":"1:50 PM","tminF":58,"tminTimeLocal":"3:56 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610170035","parseProblems":[],"rawTextSha256":"d0229e307f1d29d23f23a1dfcf7e8714dadf8c013663e15c7fb9a357b82ce036","rawText":"CDUS46 KMTR 170035\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n535 PM PDT FRI OCT 16 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 16 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 85 1:50 PM 94 2020 73 12 68 \n MINIMUM 58 3:56 AM 44 1980 54 4 53 \n AVERAGE 72 63 9 61 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.01 1984 0.02 -0.02 0.00 \n MONTH TO DATE 0.00 0.27 -0.27 1.00 \n SINCE OCT 1 0.00 0.27 -0.27 1.00 \n SINCE JAN 1 10.78 12.94 -2.16 8.62 \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 3 -3 4 \n MONTH TO DATE 20 37 -17 29 \n SINCE SEP 1 42 83 -41 32 \n SINCE JUL 1 116 185 -69 122 \n\n COOLING \n TODAY 7 1 6 0 \n MONTH TO DATE 39 24 15 14 \n SINCE SEP 1 98 80 18 92 \n SINCE JAN 1 209 190 19 142 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (350) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300) \n HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 5.6 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.0 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 83 6:00 AM \n LOWEST 23 3:00 PM \n AVERAGE 53 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 72 91 2020 \n MINIMUM TEMPERATURE (F) 53 42 1971 \n\n\nSUNRISE AND SUNSET \nOCTOBER 16 2026.......SUNRISE 7:19 AM PDT SUNSET 6:31 PM PDT \nOCTOBER 17 2026.......SUNRISE 7:20 AM PDT SUNSET 6:29 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":"2026-10-17T08:43:00.000Z","issuedLocal":"143 AM PDT SAT OCT 17 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 170843","productId":"iem:CDUS46-KMTR-170843:SFO:2026-10-16:final","source":"iem-afos","corrected":false,"tmaxF":85,"tmaxTimeLocal":"1:50 PM","tminF":58,"tminTimeLocal":"3:56 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610170843","parseProblems":[],"rawTextSha256":"449c33e5f95eb640f7895cdbbd0dffd578c7c4a934dbd5bca294744feeb33ca3","rawText":"CDUS46 KMTR 170843\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n143 AM PDT SAT OCT 17 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 16 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 85 1:50 PM 94 2020 73 12 68 \n MINIMUM 58 3:56 AM 44 1980 54 4 53 \n AVERAGE 72 63 9 61 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.01 1984 0.02 -0.02 0.00 \n MONTH TO DATE 0.00 0.27 -0.27 1.00 \n SINCE OCT 1 0.00 0.27 -0.27 1.00 \n SINCE JAN 1 10.78 12.94 -2.16 8.62 \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 3 -3 4 \n MONTH TO DATE 20 37 -17 29 \n SINCE SEP 1 42 83 -41 32 \n SINCE JUL 1 116 185 -69 122 \n\n COOLING \n YESTERDAY 7 1 6 0 \n MONTH TO DATE 39 24 15 14 \n SINCE SEP 1 98 80 18 92 \n SINCE JAN 1 209 190 19 142 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300) \n HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300) \n HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300) \n AVERAGE WIND SPEED 6.3 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.0 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 83 6:00 AM \n LOWEST 23 3:00 PM \n AVERAGE 53 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 72 91 2020 \n MINIMUM TEMPERATURE (F) 53 42 1971 \n\n\nSUNRISE AND SUNSET \nOCTOBER 17 2026.......SUNRISE 7:20 AM PDT SUNSET 6:29 PM PDT \nOCTOBER 18 2026.......SUNRISE 7:21 AM PDT SUNSET 6:28 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$$"}],"html":"https://weathermarket.io/nws-cli/KSFO/2026-10-16","json":"https://weathermarket.io/api/nws-cli/KSFO/2026-10-16"},"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."}}