What's a normal blood pressure pregnant

I have history of high blood pressure only pregnant it's been up and down in this pregnancy I have other conditions pregnant now it been decent lately then goes up it either been 130 to 140 /98 lately but before I hit third trimester it was staying 122 to 128/98 I do get stressed but my pregnancy high risk and a lot been going on with family and my health I gain appropriate weight then lose like 3-4 pounds sometimes lose appetite or I start puke off and on anyways I was wondering what's normal range in third trimester