There are at least two bands performing under the name Winona Forever
1) Winona Forever is a pop band from Canada. Since 2015 they have been releasing self-produced, home-recorded content.
Since moving in together in 2018, they've been working to refine their songwriting and recorded sound.
https://winonaforever.bandcamp.com/
2) Winona Forever are a Hardcore Punk band from USA.
http://winonaxforever.bandcamp.com/