{"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":"2026-10-26","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":68,"tminF":55,"precipIn":0,"precipTrace":false,"tmax":20,"tmin":12.78,"precip":0,"issuedAt":"2026-10-27T08:45:00.000Z","productId":"iem:CDUS46-KMTR-270845:SFO:2026-10-26:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610270845"},"issues":[{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-10-27T00:36:00.000Z","issuedLocal":"536 PM PDT MON OCT 26 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 270036","productId":"iem:CDUS46-KMTR-270036:SFO:2026-10-26:interim","source":"iem-afos","corrected":false,"tmaxF":68,"tmaxTimeLocal":"1:57 PM","tminF":55,"tminTimeLocal":"5:22 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610270036","parseProblems":[],"rawTextSha256":"69d1253c8eac2b9e5f896dc9c8c6c0b2f033f2c20b7e2408ecbaf3e79df1ebaa","rawText":"CDUS46 KMTR 270036\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n536 PM PDT MON OCT 26 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 26 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 68 1:57 PM 89 2003 70 -2 67 \n MINIMUM 55 5:22 AM 39 1954 52 3 57 \n AVERAGE 62 61 1 62 \n\nPRECIPITATION (IN) \n TODAY 0.00 1.20 2004 0.04 -0.04 0.03 \n MONTH TO DATE 0.13 0.59 -0.46 1.03 \n SINCE OCT 1 0.13 0.59 -0.46 1.03 \n SINCE JAN 1 10.91 13.26 -2.35 8.65 \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 3 4 -1 3 \n MONTH TO DATE 45 74 -29 49 \n SINCE SEP 1 67 120 -53 52 \n SINCE JUL 1 141 222 -81 142 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 46 33 13 17 \n SINCE SEP 1 105 89 16 95 \n SINCE JAN 1 216 199 17 145 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (280) \n HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280) \n HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 7.9 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n FOG \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 90 4:00 AM \n LOWEST 56 11:00 AM \n AVERAGE 73 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 70 86 2003 \n MINIMUM TEMPERATURE (F) 52 42 1951 \n 1954 \n\n\nSUNRISE AND SUNSET \nOCTOBER 26 2026.......SUNRISE 7:29 AM PDT SUNSET 6:18 PM PDT \nOCTOBER 27 2026.......SUNRISE 7:30 AM PDT SUNSET 6:17 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":"2026-10-27T08:45:00.000Z","issuedLocal":"145 AM PDT TUE OCT 27 2026","office":"KMTR","wmoHeader":"CDUS46 KMTR 270845","productId":"iem:CDUS46-KMTR-270845:SFO:2026-10-26:final","source":"iem-afos","corrected":false,"tmaxF":68,"tmaxTimeLocal":"1:57 PM","tminF":55,"tminTimeLocal":"5:22 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLISFO&e=202610270845","parseProblems":[],"rawTextSha256":"eb1a77e535c0ea056906995e78efb867d776955cbe8ec7b1817b2cec2864fd3c","rawText":"CDUS46 KMTR 270845\nCLISFO\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA\n145 AM PDT TUE OCT 27 2026\n\n...................................\n\n...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 26 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 68 1:57 PM 89 2003 70 -2 67 \n MINIMUM 55 5:22 AM 39 1954 52 3 57 \n AVERAGE 62 61 1 62 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 1.20 2004 0.04 -0.04 0.03 \n MONTH TO DATE 0.13 0.59 -0.46 1.03 \n SINCE OCT 1 0.13 0.59 -0.46 1.03 \n SINCE JAN 1 10.91 13.26 -2.35 8.65 \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 3 4 -1 3 \n MONTH TO DATE 45 74 -29 49 \n SINCE SEP 1 67 120 -53 52 \n SINCE JUL 1 141 222 -81 142 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 46 33 13 17 \n SINCE SEP 1 105 89 16 95 \n SINCE JAN 1 216 199 17 145 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (280) \n HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280) \n AVERAGE WIND SPEED 10.3 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.3 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n FOG \n HAZE \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 90 4:00 AM \n LOWEST 56 11:00 AM \n AVERAGE 73 \n\n..........................................................\n\n\nTHE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 70 86 2003 \n MINIMUM TEMPERATURE (F) 52 42 1951 \n 1954 \n\n\nSUNRISE AND SUNSET \nOCTOBER 27 2026.......SUNRISE 7:30 AM PDT SUNSET 6:17 PM PDT \nOCTOBER 28 2026.......SUNRISE 7:31 AM PDT SUNSET 6:15 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/2026-10-26","json":"https://weathermarket.io/api/nws-cli/KSFO/2026-10-26"},"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."}}