36 weeks today an seen my midwife

Seen my midwife today to do my birth plan she also checked me over measured me and got me to breath in to see where baby’s head was well he is in my pelvis ready as I thought he would be as three days ago I lost quite bit mucus plug an then after that I had some tightenings an what they call lightening so my boy is defo getting ready has anyone else been or going through same thing if so did if stage labour happen straight away or weeks after I only have 4 weeks left thank you for reading!