Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across ...

Tornadoes, winter storms and even hurricanes - chances are you've heard at least one of those phenomena mentioned in the same sentence with the jet stream. Here's a meteorology 101 rundown about what ...

Sudden Stratospheric Warming (SSW) events occur during the winter months and can lead to Arctic outbreaks across the US. They have to do with the polar vortex and the jet stream. A stable polar vortex ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. As we head into a more active weather ...

The polar vortex is a large area of arctic air that sits and spins across the North Pole. A strong jet stream will keep it ...

Jet streams play a key role in how tornadoes are formed. When it comes to tornadoes, you’ve seen them, and you’ve seen what they can do. But do you really know how a tornado forms into that monstrous ...

After waves of severe storms and heavy rainfall this month, the Jet Stream is shifting after the latest rounds of storms moved out of our State last night. Going forward, at least for now, the Jet ...

We all know the scenario: A slow-moving thunderstorm comes along in the summer months and unleashes intense rainfall that can add up to an inch or more in a short amount of time, leaving you soaked if ...

DECATUR, Ill. (WAND) - The dictionary defines the jet stream as strong, generally westerly winds concentrated in a relatively narrow and shallow stream in the upper troposphere of the Earth. Meh. A ...

Smoke from wildfires in the Pacific Northwest will move into Central Indiana overnight, lasting through Sept. 5, according to the National Weather Service (NWS) Indianapolis, which said to expect hazy ...

An “omega block” weather pattern is forecast to set up across the country this weekend, possibly bringing some May snow. Here's what it will mean for you. The Weather Channel is forecasting a ...