I don't see why not. Don't use your blog to promote liquor, guns, drugs, or NSFW levels of sexual content (you know, all the fun parts of nightclubs) and you should be fine.
This is the truth... which ironically defeats the purpose of that website. I s'pose you could advertise any deals, DJs, or schedules. But... still.
Making a website for a nightclub by itself is definitely not against the TOS. However, the content might be...