I unzipped the program files into a directory. I downloaded and extracted the harmonics file
https://flaterco.com/files/xtide/harmonics-dwf-20251228-free.tar.xzI set and environment variable to the location of my harmonics file
set hfile_path=\suntanv6\apps\xtide\dist\harmonics-dwf-20251228-free.tcdI ran the program, but I now get a message about time zone support.
tide -l "Santa Cruz"
Indexing \suntanv6\apps\xtide\dist\harmonics-dwf-20251228-free.tcd...
XTide Fatal Error: BROKEN_ZONEINFO
Your platform appears to have broken time zone support. You need to have a
reasonably modern version of the time zone database that is available from
http://www.iana.org/time-zones.