{"station":{"icao":"KBOS","cliId":"BOS","pil":"CLIBOS","city":{"slug":"boston","name":"보스턴","country":"United States"},"timezone":"America/New_York","feed":"https://api.weather.gov/products/types/CLI/locations/BOS","html":"https://weathermarket.io/nws-cli/KBOS","json":"https://weathermarket.io/api/nws-cli/KBOS"},"stationToday":"2026-11-13","day":{"date":"2026-11-09","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":58,"tminF":48,"precipIn":0,"precipTrace":true,"tmax":14.44,"tmin":8.89,"precip":0,"issuedAt":"2026-11-10T05:25:00.000Z","productId":"a5ff96d6-295e-4f51-ba0d-f0dcf2e991e1","corrected":false,"reissues":0,"nwsProductUrl":"https://api.weather.gov/products/a5ff96d6-295e-4f51-ba0d-f0dcf2e991e1","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611100525"},"issues":[{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-11-09T21:36:00.000Z","issuedLocal":"436 PM EST MON NOV 09 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 092136","productId":"da50ff1e-5c2a-475c-af3e-0c4297bbabf1","source":"nws-api","corrected":false,"tmaxF":58,"tmaxTimeLocal":"102 PM","tminF":48,"tminTimeLocal":"231 AM","precipIn":0,"precipTrace":true,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/da50ff1e-5c2a-475c-af3e-0c4297bbabf1","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611092136","parseProblems":[],"rawTextSha256":"1204c33a48d602130ab45addfce4cf6422fc51c5a337743f8c02aec281ae7014","rawText":"\n000\nCDUS41 KBOX 092136\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n436 PM EST MON NOV 09 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 9 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 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 58 102 PM 74 1945 54 4 57 \n MINIMUM 48 231 AM 24 1971 40 8 47 \n AVERAGE 53 47 6 52 \n\nPRECIPITATION (IN) \n TODAY T 2.01 1877 0.13 -0.13 0.10 \n MONTH TO DATE 3.66 1.07 2.59 0.26 \n SINCE SEP 1 11.09 8.66 2.43 8.31 \n SINCE JAN 1 28.65 36.70 -8.05 33.26 \n\nSNOWFALL (IN) \n TODAY 0.0 0.3 1894 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.3 -0.3 0.0 \n SINCE JUL 1 0.0 0.3 -0.3 0.0 \n\nDEGREE DAYS \n HEATING \n TODAY 12 18 -6 13 \n MONTH TO DATE 55 152 -97 138 \n SINCE SEP 1 423 549 -126 452 \n SINCE JUL 1 423 558 -135 459 \n\n COOLING \n TODAY 0 0 0 0 \n MONTH TO DATE 4 0 4 0 \n SINCE SEP 1 100 100 0 108 \n SINCE JAN 1 1017 800 217 865 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 12.1 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.8 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 71 200 AM \n LOWEST 53 100 PM \n AVERAGE 62 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 54 78 1931 \n MINIMUM TEMPERATURE (F) 40 24 2017 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 9 2026......SUNRISE 627 AM EST SUNSET 428 PM EST \nNOVEMBER 10 2026......SUNRISE 629 AM EST SUNSET 427 PM EST \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":"2026-11-10T05:25:00.000Z","issuedLocal":"1225 AM EST TUE NOV 10 2026","office":"KBOX","wmoHeader":"CDUS41 KBOX 100525","productId":"a5ff96d6-295e-4f51-ba0d-f0dcf2e991e1","source":"nws-api","corrected":false,"tmaxF":58,"tmaxTimeLocal":"102 PM","tminF":48,"tminTimeLocal":"231 AM","precipIn":0,"precipTrace":true,"snowIn":0,"snowTrace":false,"nwsProductUrl":"https://api.weather.gov/products/a5ff96d6-295e-4f51-ba0d-f0dcf2e991e1","iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIBOS&e=202611100525","parseProblems":[],"rawTextSha256":"8b0408a8bf8e942b1dc42b2c8fac309f1753e8089c3dcedc2b5854b55179fa56","rawText":"\n000\nCDUS41 KBOX 100525\nCLIBOS\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE BOSTON/NORTON MA\n1225 AM EST TUE NOV 10 2026\n\n...................................\n\n...THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 9 2026...\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 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 58 102 PM 74 1945 54 4 57 \n MINIMUM 48 231 AM 24 1971 40 8 47 \n AVERAGE 53 47 6 52 \n\nPRECIPITATION (IN) \n YESTERDAY T 2.01 1877 0.13 -0.13 0.10 \n MONTH TO DATE 3.66 1.07 2.59 0.26 \n SINCE SEP 1 11.09 8.66 2.43 8.31 \n SINCE JAN 1 28.65 36.70 -8.05 33.26 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 0.3 1894 0.0 0.0 0.0 \n MONTH TO DATE 0.0 0.1 -0.1 0.0 \n SINCE SEP 1 0.0 0.3 -0.3 0.0 \n SINCE JUL 1 0.0 0.3 -0.3 0.0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 12 18 -6 13 \n MONTH TO DATE 55 152 -97 138 \n SINCE SEP 1 423 549 -126 452 \n SINCE JUL 1 423 558 -135 459 \n\n COOLING \n YESTERDAY 0 0 0 0 \n MONTH TO DATE 4 0 4 0 \n SINCE SEP 1 100 100 0 108 \n SINCE JAN 1 1017 800 217 865 \n...................................................................\n\n\nWIND (MPH) \n RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (270) \n HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290) \n HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290) \n AVERAGE WIND SPEED 12.0 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.7 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n LIGHT RAIN \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 71 200 AM \n LOWEST 53 100 PM \n AVERAGE 62 \n\n..........................................................\n\n\nTHE BOSTON MA CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 54 78 1931 \n MINIMUM TEMPERATURE (F) 40 24 2017 \n\n\nSUNRISE AND SUNSET \nNOVEMBER 10 2026......SUNRISE 629 AM EST SUNSET 427 PM EST \nNOVEMBER 11 2026......SUNRISE 630 AM EST SUNSET 426 PM EST \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/KBOS/2026-11-09","json":"https://weathermarket.io/api/nws-cli/KBOS/2026-11-09"},"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/KBOS/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KBOS/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KBOS for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KBOS/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."}}