Nicholas Snider talks with an expert about how they form and what impacts the strength and intensity of tornadoes.

In a version of the Fujiwhara effect, Hurricane Humberto is pulling Tropical Storm Imelda eastward and away from the U.S.

Tropical Storm Imelda’s radical right turn away from Florida and a U.S. landfall added to an already oddball hurricane season ...

The core of Imelda will miss the U.S. coast thanks to high pressure and Hurricane Humberto, but the tropical storm will still ...

Understanding how storms form helps explain why forecasters watch ocean temperatures and wind patterns so closely.

NWS confirms 3 tornadoes Sept. 22. How strong were they? Three tornadoes swept through northwest Michigan Monday, Sept. 22, the National Weather Service in Gaylord confirmed — increasing Michigan's ...

Typhoon Ragasa has now cleared the Luzon Strait and is currently tracking northwest, with gradual weakening expected.

We will still see some impacts from Imelda, but mainly in the form of beneficial rain. Most of the Midlands will end up with ...

Most tornadoes and severe weather spawn during this turbulent time in North America's atmosphere, but it's not the only time ...