Queenslanders are being warned to brace themselves for the wet weekend with heavy rainfall, flash flooding and severe thunderstorms starting on Saturday as Tropical Cyclone Owen hurtles towards the east.

A storm tide happened between Gilbert River Mount and Pormpuraaw due to the cyclone crossing. Credit:Queensland Ambulance Service

The cyclone is moving towards the state's nothern interior after crossing the south-east Gulf of Carpentaria coast between Kowanyama and Gilbert River Mouth on Saturday morning.

Despite Tropical Cyclone Owen starting to transition to a tropical low category, heavy rainfall and flash flooding was expected to develop on Saturday evening, according to the weather bureau.

A Bureau of Meteorology spokesman said 100 millimetres to 200 millimetres was possible, with thunderstorms in a six-hour period.