Fluid leaked?

VuVu
Im 34weeks and 4days-  It has been 4 days now i have this watery very light greenish discharge (no smell) and  today at 430PM i felt something is coming out from me,  so i thoughts its the discharge when i checked, my undies was too wet as if i peed.  Then it stop, just now when im about to sleep i felt it again and  when i checked my undies again is too wet... Isn't my water breaks?