“Out sounds like owt, boat is bowt, house is howse...you get the idea.”
I know, because I do that too. I somehow acquired it growing up in Arlington which isn’t exactly Tidewater. Didn’t know I did that until someone in California asked if I was Canadian.
No, Arlington is nowhere near tidewater.
Not sure how the accent would have travelled that far north.
That was considered “Gentleman’s Country” way back when, we lowly Scottish cast offs didn’t generally live around there.