Mountain waves develop when strong winds hit a mountain range at a perpendicular angle, the wind is forced to rise over the mountains and is redirected toward the ground in a wave like pattern ...

The cause of wind is due to the uneven heating of Earth's surface. And the strength depends on temperature and pressure differences in the atmosphere.

What causes wind? Most times we ignore it, sometimes we fear it, but bottom line, wind is vital to the survival of our planet and is probably a bit more complex than you think.

Lately the weather focus has been on the heat, but just as noticeable has been this wind. Gusts throughout the week have been consistent at 20-25 miles per hour, and straight up out of the south ...

Related: What causes wind? Lightning can occur between a cloud and the ground or also within a cloud. In the United States alone, more than 25 million lightning flashes occur each year.