Back-to-back atmospheric river storms are set to hit Los Angeles County this week — giving the region much-needed moisture ...

Answer: The Santa Ana winds have everything to do with weather. It starts with a high-pressure area over the Great Basin.

Back-to-back atmospheric river storms are set to hit Los Angeles County this week — giving the region much-needed moisture ...

The Santa Ana winds tend to cause the same corridors to burn over and over again. Experts say the region needs to adapt.

As they move down the Santa Ana and Sierra Nevada mountains and shoot through valleys, the winds compress—creating a rise in their temperature and a drop in their relative humidity. With hot ...

When the wind rushes into Southern California from the northeast, as it does during a Santa Ana, it's coming from Nevada and western Utah, over and between the mountains in between. High pressure ...

Following a few days of quieter conditions, Santa Ana winds will strengthen again increasing fears of explosive fire growth ...

The Santa Ana winds form in a western area of the country known as the Great Basin, which includes Nevada and part of Utah. The basin sits at a higher elevation than Southern California.

Al Roker talks to climate scientist Alexander Gershunov about the conditions that made the L.A. wildfires so devastating.

Santa Ana winds are known as strong and gusty east or ... which includes much of Nevada and parts of Utah, Idaho, and southeast Oregon as these are generally dry, desert areas.