At the risk of sounding stupid, I have gone into Time Machine and looked at options and couldn't find any options on how often it will backup. I must be looking in the wrong place.
> It's supposed to backup again at 6 p.m.
That sounds like you've maybe got Time Machine set to back up more frequently than your self-described "few" needs require.
As has already been mentioned, that hobbles you in several ways.
