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Weather Glossary - Z

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Zephyr

A light, warm breeze. Derived from Zephryros, the personification by the ancient Greeks of the warm west wind that was thought to prevail around the time of the summer solstice.

Zonal flow

Large-scale atmospheric flow in which the east-west component (i.e., latitudinal) is dominant. The accompanying meridional (north-south) component often is weaker than normal. Compare with meridional flow. Weather systems tend to move past quickly in a zonal flow regime.

Zulu

Greenwich Mean Time (GMT). Centred on zero degrees longitude. For scientific purposes this time zone is also known as Universal Time (UTC). All meteorological observations worldwide are reported using this time (for ease of comparison and computation). This timezone is commonly suffixed with 'Z'.

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Weather News

Trusting in science pays off for farmers reaping better than average after a dry start

16:44 EDT

Aside from dirt, there's probably just one thing the rolling green fields of France have in common with the sun-baked paddocks of Australia.

Desert frogs come alive in Red Centre's outback following a week of heavy rains

13:31 EDT

Following a week of wet weather, native desert frogs are out in full vocal force in parts of central Australia.

Eastern Australia's missing heat challenges records in Tasmania, Victoria

09:45 EDT

Australia's eastern seaboard is experiencing a notably cool November this year, while a spell of late-spring heat is challenging records in the nation's southeast.