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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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Typhoon Lan churning through Japan

15:21 EDT

Typhoon Lan has weakened below Super Typhoon status but still has the ability to generate flooding rain and damaging wind and erode coasts across Japan during Sunday and Monday.

Storms strike southwest WA

11:43 EDT

A complex low pressure system has has brought widespread showers and thunderstorms to southwest WA overnight and into Sunday morning, storms producing more than 50,000 lightning strikes.

Police divers find two bodies in sunken Queensland fishing trawler recovery mission

00:01 EDT

Two bodies have been found in a recovery mission for a trawler that sank off the central Queensland coast earlier this week with seven men on board.