A supercell storm which is forecasted to bring “giant-sized” hail and heavy rain is set to batter one Aussie state.

The extent of damage to a number of vineyards is being assessed after a freak storm drenched the Orange wine region with 70 millimetres of rain in just 15 minutes.

The event sometimes provokes large hail storms and tornadoes ... As well as Valencia, the worst-hit area, the floods have now ...

Footage showed the hail coming down ... The severe thunderstorm warning has now been cacelled, with the worst of the storm having passed overnight. It’s also predicting a washout weekend ...

A supercell storm forecasted to bring “giant” hail and a barrage of rain is sweeping ... thunderstorm-likely area for today.” While the worst of the storm will likely be felt on Thursday ...