Amina Inloes, Amina Inloes is originally from the US and has a PhD in Islamic Studies from the University of Exeter on Shi'a hadith. She is the program leader for the MA Islamic Studies program at the... Answered 4 years ago
The goal of istikhara, as presented in hadith, is to seek divine wisdom for what path we should take. So, from that angle, the goal of istikhara is not to see how someone's character will be in a marriage.
However, some scholars who have a lot of experience performing istikharas might sometimes be able to offer some insights on the matter, especially if it is glaringly apparent.