This cyclone tracked directly from Coen towards Groote Eylandt at 5 to 6 knots. Large waves hit Karumba and a storm surge inundated the flats for miles on 30th and 31st. At Burketown at storm surge of 9 feet was reported and at Pt McArthur a storm surge of between 18 feet and 8 feet was reported. A more accurate storm surge height was obtained from the Mission house on Groote Island. At 9am 30th they recorded 6.4 inches (163 mm) of rain over the previous 24 hr. At 6pm flooding combined with storm surge caused the water to reach the top of the river bank (12 feet above both the mean tide level and the predicted tide level).