Curious

AF is due tomorrow and I have been cramping a bit actually since O but I notice my CM is still creamy is this normal it's not a lot I barely notice it on the Toilet paper started tracking my cervix this month and it's on my finger sorry TMI last month I thought I was dry I wonder if I wasn't tracking my cervix would I of thought I was dry this month to cause that's the only time I really notice it anyone know more about this??