Relatively unknown global weather patterns can drive the hurricane season. What are the ITCZ, Central American Gyre and the ...

Forecasters are watching a potential system that could develop off the coasts of Florida. Plus, what to expect from Tropical ...

Forget the headlines and hyperbole of the fictitious "rain bomb" — the real weather bomb is possible along Australia's east ...

This, in turn, supercharges storms — especially those mid-latitude cyclones in the Gulf of Alaska that now routinely set new low pressure records each decade.

The images, released by the Cooperative Institute for Research in the Atmosphere (CIRA), show the evolution of a mid-latitude cyclone in the northern Pacific Ocean.

A visible satellite image of a powerful mid-latitude cyclone from 2003. (NASA) Cold-core cyclones, though, do not develop eyes at their center like hurricanes do.

Now, as the mid-latitude trough moves east, Alfred has been left under the influence of the subtropical ridge, which is pushing it westward – straight toward Australia’s southeast coast.

“In a mid-latitude cyclone the energy is distributed much more widely and they’re usually not as intense in the middle but have impacts over a much larger area.

Cyclones are not all made equal and the 300km system off the Queensland coast is shaping up to be a monster. In scientific terms, a tropical cyclone is the sum of three parts — a rain band, eye ...

The 300km weather system menacing the southeast Queensland and northern New South Wales coast, is something of a meteorological mongrel.