With Santa Ana winds set to again hit the Los Angeles area, 21 Oregon strike teams made up of nearly 400 Oregon firefighters are putting out spot fires and embers, as winds could soon reach nearly 85 miles per hour and cause more blazes to break out.

Windy and dry conditions returned to Southern California on Monday, raising the risk of new wildfires sparking as firefighters continue to battle two major blazes in the Los Angeles area that started in similar weather nearly two weeks ago.

Fire trucks traveling from Oregon and other states to help fight the California wildfires were stopped for routine 15-minute safety checks, not emissions testing.

Katabatic winds? Adiabatic compression? Time for a thermodynamics lesson! The record lack of rain has also made this Santa Ana event different.

KGW spoke with one of the volunteers from our region, Lori Crosby, who has been aiding survivors of the Palisades fire at a shelter since last week.

Much of Southern California is under a red flag warning through Wednesday with more strong winds in the forecast.

The Santa Ana winds are dry, powerful winds that blow down the mountains toward the Southern California coast. The region sees about 10 Santa Ana wind events a year on average, typically occurring from fall into January. When conditions are dry, as they are right now, these winds can become a severe fire hazard.

Klamath Tribes Wildland Fire Department crews are helping Los Angeles County battle the Eaton and Palisades fires.

PORTLAND, Ore. (KATU) — Firefighters making up the Multnomah County strike teams returned home on Saturday morning. Crews arrived back in Portland just after 10 a.m. Oregon made history with its largest out-of-state firefighting deployment, showcasing the state's dedication to aiding others during crises, officials said Saturday.

"A strong Santa Ana Wind event is expected to develop Monday and last through at least Tuesday," the National Weather Service said.

One of the biggest stories of 2025 thus far has been the wildfires in California. A common occurrence in that state, wildfires are often fueled by a combination of drought and terrain. The terrain allows for the development of Santa Ana winds that cause any fire to spread very quickly.

Critical fire conditions are expected to continue through Friday. But rain could be on the way this weekend. Here's what to know.