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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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Kimberley wet season causing havoc but creating tourism opportunities

21:33 EDT

WA's Kimberley is in the midst of one of its biggest wet seasons on record, causing headaches for emergency services, remote communities and cattle stations cut off by flooding, but it has not been all bad news for the region.

Cyclone Alfred forms in Gulf of Carpentaria prompting evacuations at Borroloola

19:40 EDT

Some homes in the community of Borroloola on the Gulf of Carpentaria have been evacuated with 74 residents sheltering elsewhere, as they wait for Cyclone Alfred to make landfall about sunrise on Tuesday.

King Ash Bay fishing village flooded as Tropical Cyclone Alfred forms in Gulf of Carpentaria

14:35 EDT

Shacks in the fishing village of King Ash Bay in the Northern Territory's Gulf of Carpentaria have been flooded by the McArthur River.