An idealized illustration of giant meanders in the global jet stream known as wave-4 patterns, which are bringing extreme winter cold and/or precipitation (blue areas) to parts of North America and ...

Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across our planet at altitudes of roughly 5-9 miles dictate much of our day-to-day ...

TULSA, Okla. — While we live well below the jet stream, it affects our everyday weather. This current of winds between 4 and 8 miles above the surface, guides storm systems around the globe. On ...

NORFOLK, Va. — Heading into the cooler months, we can certainly see some cold snaps make their way into the area. But what's going on in the atmosphere that causes these cooler-than-average ...

ST. LOUIS – The stormy weather pattern slamming the St. Louis region since early July isn’t going anywhere just yet. So far, the month of July and the beginning of August have been the main culprits ...

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation that usually spins quietly above the pole can suddenly send lobes of Arctic ...

StormTRACKER meteorologist John Wheeler has identified areas of unusual weather patterns thanks to a weak split in the jet stream. The change is bringing on warm and dry weather throughout the Corn ...

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