[7] In the early hours of 21 February the system returned to the open waters of the Indian Ocean, causing it to redevelop back into a cyclone.

[9] The cyclone continued to track southwest at a relatively fast pace and produced a squall line that generated four tornadoes in the mining town of Karratha.

[13] The cyclone crossed the North West Cape and lashed Onslow and Exmouth with high winds up to 155 km/h (96 mph) and rain.

[14] As Carlos moved away from the western coast of Australia on 24 February it strengthened into a Severe Tropical Cyclone.

Carlos also caused a mini tornado to hit Ellenbrook, Perth, Western Australia on 28 February.