All low-pressure systems are cyclones. Tropical cyclones are lows that derive their energy from thunderstorms at the centre ...

Annular tropical cyclones resemble doughnut shaped features with a large symmetric eye and a lack of spiral rainbands. The ...

One of the most powerful bomb cyclones to form in decades hit the U.S. West Coast this week, bringing hurricane-force winds, heavy precipitation and power outages to portions of northern California, ...

The climatological peak of the Atlantic hurricane season is Sept. 10, with most activity occurring between mid-August and mid ...

E has formed off Mexico’s southern Pacific coast on Thursday and is expected to reach hurricane status by the end of the ...

For just the third time in over 27 years, three tropical cyclones are active simultaneously in the South Pacific. This vast region, which stretches from the Coral Sea in the west to the Pitcairn ...

The National Hurricane Center is monitoring a system in the North Atlantic Ocean, where forecasters give the area of low atmospheric pressure a 60% chance of forming a tropical cyclone this week.