The polar jet stream is a high altitude air current, flowing at elevations between 8 and 12 kilometers, that moves at very high speeds across the Northern Hemisphere. Its role is to separate cold air ...

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 ...

WASHINGTON -- The jet stream — America's stormy weather maker — is creeping northward and weakening, new research shows. That potentially means less rain in the already dry South and Southwest and ...

We talk about the jet stream all the time when we’re telling you about the upcoming forecast. It’s one of the most important things in our sky that affects whether you see snow or sun at your home.

LANSING, Mich. (WLNS) — You’ve probably heard meteorologists talking about the jet stream in the fall and winter months as it can be used as a tool to forecast temperature changes and even the type of ...

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