The polar jet stream will take a deep dive across the eastern U.S. spilling widespread cooler-than-normal temperatures for ...

Forecast maps provided to Newsweek by AccuWeather suggest Tropical Storm Melissa could take two paths next week, one closer to the U.S. coastline and another further away.

In short, zonal flow brings quick hits. Expect brief rain, quick clearing, and limited cold. Meridional flow, on the other ...