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Jet max

(Speed Max, Jet Streak) A point or area of relative maximum wind speeds within a jetstream.

Jet streak

A local wind speed maximum within a jetstream.

Jetstream

Relatively strong winds concentrated in a narrow stream in the atmosphere, normally referring to horizontal, high-altitude winds. The position and orientation of jetstreams vary from day to day. General weather patterns (hot/cold, wet/dry) are related closely to the position, strength and orientation of the jetstream (or jetstreams). A jetstream at low levels is known as a low level jet.

JTWC

Joint Typhoon Warning Center. The JTWC issues warnings and forecasts for tropical systems across the Pacific and Indian Oceans.

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Police rescue motorists stranded in heavy snowfall in Tasmania's south

09:04 EST

Snow continues to affect some roads in Tasmania's south, prompting police to warn drivers to use extreme caution after a number of motorists were left stranded on Friday night.

Heavy snow in Tasmania leaves motorists stranded south of Hobart

08:42 EST

Snowfalls in southern Tasmania have trapped a number of cars on a highway south of Hobart.

PNG prime minister Peter O'Neill may review Australian food import ban amid drought

21:32 EST

Papua New Guinea's prime minister Peter O'Neill says he may review a recent ban on importing Australian fruit and vegetables into the country.