 After making landfall , Nida weakened and then turned more northward and slowed down . Re @-@ entering the warmer waters of the Western Pacific Ocean , Nida 's winds restrengthened to 150 mph ( 250 km / h ) . During the night of May 18 , the typhoon began to weaken . Infrared satellite imagery showed the eye being obscured by high cirrostratus clouds , indicative of the weakening typhoon . The eyewall became significantly disorganized as Nida continued to recurve to the northeast . 
