https://www.theaustralian.com.au/nation/nsw-and-qld-warned-of-lifethreatening-flash-floods/news-story/12c48458453ce5ee00b0c4aa2260ad4f Rain: Warragamba Dam gets huge boost as chaos reigns in wake of weekend deluge in NSW, Queensland] by The Australian, 10 February 2020 The city recorded around 391 mm of rain within those three days, more than three times the average rainfall for February.