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Weather Glossary - X



The portion of the electromagnetic spectrum that has a very short wave length. It has a wavelength longer than gamma rays, yet shorter than visible light. X-rays can penetrate various thicknesses of all solids, and when absorbed by a gas, can result in ionization.


An inert gas that occurs at extremely low concentration in the atmosphere.

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Victoria's mosquito population soars after wet spring, prompting early warning

18:04 EDT

Floods and heavy rains in Victoria have caused mosquito numbers to soar, prompting the state's health authorities to issue an early warning.

Aurora Australis dazzles Tasmania's night sky

17:52 EDT

The Aurora Australis, or southern lights, has dazzled the night sky in Tasmania.

Australia's superb snow season

17:06 EDT

The 2016 snow season continues to impress, with statistics piling up like‚?¶snow.