Here’s what you need to know about the 100+ tornadoes that devastated the Midwest over the course of about three days.

Tornadoes ripped through Oklahoma, leaving widespread damage. At least four people died, including an infant.

Videos of Friday’s tornado outbreak are still surfacing. Meanwhile, millions of people remain under a severe weather warning.

Tornadoes ripped across Nebraska and Iowa, in some cases flattening neighborhoods. See early drone footage of some of the tornado damage.

Millions of Americans are under a tornado watch. Unofficial tornado damage reports are making their way onto the internet.

Several states in the U.S. are on tornado watch today. Here’s footage of a ‘violent’ tornado touching down in Iowa.

Storm chaser Aaron Jayjack captured video of a monster tornado crossing interstate 80 today in Nebraska. The situation is still developing.

After this week’s storms, multiple desert parks saw snow in areas of higher elevation. Check out photos from places like Joshua Tree.

Emergency crews stayed busy with multiple rescues in Los Angeles after days of heavy rain and strong winds.

The State of California is in a State of Emergency as extreme weather is once again wreaking havoc along the southern coast.