====== Data sources ======

===== NOAA =====

  * [[https://www.ncei.noaa.gov/cdo-web/webservices|National Centers for Environmental Information (NCEI) Web Services]]
  * [[https://www.ncei.noaa.gov/cdo-web/webservices/v2|Climate Data Online (CDO): Web Services Documentation]]
  * [[https://www.ncei.noaa.gov/pub/data/cdo/documentation/GHCND_documentation.pdf|GHCN (Global Historical Climatology Network) - Daily Documentation]]
  * [[https://www.ncei.noaa.gov/pub/data/cdo/documentation/NORMAL_ANN_documentation.pdf|1981-2010 Annual Normals Documentation]]
  * [[https://www.nesdis.noaa.gov/about/documents-reports/notice-of-changes|National Environmental Satellite, Data, and Information Service (NESDIS) Notice of Changes]]

===== Lynker Spatial =====

  * [[https://www.lynker-spatial.com/data?path=hydrofabric%2Fv20.1%2F3D%2Fcross-sections%2F|CONUS cross sections by HUC2]]