@broberg Ah, that seems to be what the problem was. Thank you so much for your help in solving this issue!
As for the two different files I went ahead and removed the .woff file from the program.
Please note this module was migrated to use the Dark Sky API and is now available as “MMM-DarkSky24Hours” under https://github.com/thobach/MMM-DarkSky24Hours.