This storm is no longer being tracked. Raymond weakened to a potential tropical cyclone in the North Pacific Ocean early Sunday Mexico Central Time, according to the Joint Typhoon Warning Center.

Preparations are underway far off Western Australia's north-west coast for the impact of a category one cyclone as Perth and much of the state continues to swelter in heatwave conditions.

Perth is expected to hit a high of 41 degrees on Christmas Day with the Cocos (Keeling) Islands bracing for a tropical cyclone that could intensify to a category two system.

Sea surface temperatures exceeding 31°C off the coast of northern Australia are increasing the likelihood of early-season tropical cyclone activity, with hints of the season’s first tropical cyclone ...