Karratha has copped a downpour of 210 millimetres in the 24 hours to Thursday morning, making it its wettest February day on record.
As roads turned to rivers in the Pilbara town, there was one man who stood out in the flood waters and directed traffic, his half-submerged body allowing drivers to see how deep the waters were.
Social media lit up overnight with dozens of photos and videos of people navigating the wild weather, with resident Paula Maher capturing waters gushing through an underpass.
“Just a bit wet here at camp,” wrote one fly-in, fly-out worker.
While another commented, “wet season has arrived ladies and gentlemen.”
“Karratha, now known as Atlantis,” commented the WA Weather Group. 
Bureau of Meteorology spokesman Neil Bennett said the deluge was the second wettest day on record in Karratha, second only to when the town was bucketed with 212.4 millimetres of rain on January 10, 2006.
He said a tropical low off the …