How you define the week number in your weekly note? A number in title? Using any plugin? There’s some differences between moment locale format and the iso format used by dataview (because different rules for the first week of the year and the locale rules for the first day of the week). For example you can check the today week (for dataview) with this inline query:
`=date(today).weekyear`
If for today dashboard you can use the dynamic value extracted from date(today).weekyear and compare with something (I don’t know if you have any date value in your weekly note or just a number in the title)… And you can use calculations as: