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540 lineIndicates 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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Weather News
Melbourne storms trap more than 40 motorists on flooded roads
11:43 EDT
Forty-one motorists had to be rescued after becoming trapped on flooded roads in Melbourne overnight.
SA storms: Thousands still without power as businesses suffer losses in blackout
22:55 EDT
Thousands of South Australian properties remain without power after a day of wild storms, as businesses count the costs of blackouts and lost trade.
Melbourne hit by heavy storms causing flash flooding, transport delays, emergency callouts
22:46 EDT
Victoria's State Emergency Service has responded to more than 1,200 calls for help after wild weather caused havoc across the state.
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