Weather Glossary - Other

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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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Showery change in Australia's southeast on Friday

16:49 AEST A burst of wind and showers will affect southeastern Australia on Friday with the passage of a cold front.

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