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540 line

Indicates the 540 decametre line on the 1000-500 thickness chart. Often used as a rough guide to determine when an airmass is cold enough to produce snowfalls on the Australian southern alpine areas.

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Major ski resorts still planning for a 2020 season amid coronavirus uncertainty

10:47 EST

The major ski resorts in the Australian Alps are continuing to plan for the 2020 snow season despite the uncertainty around coronavirus.

Perth Easter weekend weather forecast to be among hottest on record as police caution beachgoers

19:12 EST

Beachgoers have been urged to stick to social distancing rules this Easter long weekend with Perth and parts of the South West set to experience potentially record-breaking heat.

Vanuatu faces 12-month recovery as Cyclone Harold heads for Fiji

15:09 EST

Disaster officials in the small Pacific nation of Vanuatu are working around the clock to assess the damage that a category five cyclone has caused to remote islands, as Cyclone Harold heads for Fiji.