Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Adriaan M. Dokter <biorad@cornell.edu>’
  
  Found the following (possibly) invalid URLs:
    URL: https://www.roc.noaa.gov/WSR88D/Maps.aspx
      From: inst/doc/rad_aero_22.html
      Status: Error
      Message: Timeout was reached [www.roc.noaa.gov]: Connection timed out after 60002 milliseconds

Check: for non-standard things in the check directory, Result: NOTE
  Found the following files/directories:
    ‘rosm.cache’