Basically, wind shear in relation to tropical systems is the difference between the wind speed and direction at the surface compared to that of the upper levels of the atmosphere.

I teach meteorology at Georgia Tech, in a part of the country that pays close attention to the Atlantic hurricane season. Here’s a quick look at one of the key forces that can determine whether ...

What is wind shear? Posted: April 28, 2025 | Last updated: April 28, 2025. AccuWeather's Bernie Rayno explains the speed, direction and significance of wind shear. More for You.

Vertical wind shear can keep tropical storms in check, particularly during El Niño years. When El Niño is gone, it’s a different story.