Picture this: you're checking tomorrow's weather for the tenth time this week, and each time the forecast has shifted. What started as sunny skies morphed into scattered showers, then back to partly ...

A river of fast air circles the planet near the top of the troposphere, bending north and south as it goes. Its changing route helps determine whether a region receives a procession of storms, a surge ...

The summer of 2025 brought unprecedented flash flooding across the U.S., with the central and eastern regions hit particularly hard. These storms claimed hundreds of lives across Texas, Kentucky and ...

Jet streams are often referred to as the "motor" of global weather: High-altitude wind currents steer areas of high and low pressure, playing a crucial role in shaping our weather. However, how these ...

If it feels like western Montana’s weather can change on a dime this time of year, there’s a reason. A fast-moving river of ...

If you’ve ever heard a meteorologist mention the jet stream and thought, “Okay… but what does that actually mean?” You’re not alone. It’s one of the most important drivers of weather across the United ...

Canada has experienced unusually calm weather recently due to a weaker jet stream, the influence of El Niño, and dominant ...

The jet stream also played a role in the 2025 hurricane season. Given its west-to-east wind direction, the southward dip of the jet stream—along with a weak high pressure system over the ...