 Jacob slowed down its movement during the day and began to move eastward away from Christmas Island, therefore, cyclone warnings were cancelled.Jacob restrengthened to a Category 3 on 9 March and accelerated to the southeast towards the Australian mainland.After just being hit by Severe Tropical Cyclone George the night before, TCWC Perth began issuing cyclone watches for Cyclone Jacob for the entire Pilbara coast later that day.