3 Killed In Fire | Cold Snap | Mountain Lion Killed | Head-On Crash

SOUTHERN CALIFORNIA — As the weekend wraps up, we've rounded up the stories you may have missed Saturday and Sunday to prepare you for Monday.

But before we jump into Southern California's top stories, residents should know that gusty winds are expected this week in the deserts and mountains, and below-average temperatures will prevail across the Southland for the early part of the week.

"Marine layer low clouds are expected to redevelop tonight, with more widespread coverage into the valleys expected," NWS San Diego forecasters wrote Sunday. "Periods of gusty westerly winds are expected in the mountains and deserts each afternoon and evening through Wednesday. Below-average temperatures are expected early this week. Gusty north to northeast winds and gradually warming weather looks likely for Thursday through Sunday."

In other news, offshore recovery assets put in place to deal with an oil sheen off the coast of Huntington Beach are being demobilized after a flyover did not observe any sheen. Shoreline cleanup teams continue to observe tar balls along the beaches, however, and at least two birds have died, authorities said.

A mountain lion was killed after being struck by a vehicle in northern San Diego County, authorities said.

Three people were killed when flames engulfed a commercial building in Riverside County that once housed the Elks Club.

Five firefighters were injured while battling a fire in a commercial building that housed an illegal cannabis operation in Los Angeles.

Eight people were taken to hospitals after falling off a border wall in San Diego, authorities said.

Plus, "Oppenheimer" capped its outstanding run through the long awards season by winning seven Oscars, including Best Picture, at the 96th Academy Awards.

Here are some of the stories you may have missed:

2 Arrested In Decoy 'Shoulder Tap' Operation In RivCo

The penalty for furnishing alcohol to a minor is a minimum $1,000 fine and 24 hours community service, authorities said.

2 Killed In Head-On Crash In Orange County

A suspected drunk driver triggered a head-on crash that killed him and another driver in Silverado Canyon, authorities said.

3 Accused Of Smuggling Narcotics Into RivCo Jail

During the investigation, members of the Gang Intelligence Unit allegedly thwarted and intercepted two smuggling attempts.

3 Dead, 1 Critically Injured In RivCo Commercial Building Fire

Firefighters searched the building again after the flames were out and made the grim discovery.

5 Firefighters Injured Battling Blaze At Downtown LA Commercial Building

Some 145 firefighters knocked down the blaze in 56 minutes, according to the Los Angeles Fire Department.

8 Injured After Falling Off San Diego Border Wall

It was the second such incident in a week.

Goose, Duck Intestines Illegally Smuggled Into CA; 6 Charged: Reports

Thousands of pounds of intestines were illegally imported to California and then continued on to New York, according to reports.

Man Found Dead On Freeway Near Outskirts Of LAX

The body was found on the southbound freeway, west of Century Boulevard, the California Highway Patrol reported.

Man Killed In Mobile Home Fire In San Diego County

Firefighters found a dead man inside a mobile home that was engulfed in flames, authorities said.

Man Shot By LAPD 77th Division Officers In Chesterfield Square

The LAPD's Force Investigation Division was investigating the shooting.

Man Shot To Death At Los Angeles Home

The victim was pronounced dead at the scene.

Man Shot To Death In Los Angeles County

The man was pronounced dead at the scene

Motorist Killed In Crash On Freeway In San Diego County

The single-vehicle crash happened on state Route 125 in Spring Valley, authorities said.

Mountain Lion Fatally Struck By Vehicle In San Diego County

The crash happened after mountain lion sightings were reported throughout the week in Oceanside.

RivCo Man Arrested For Domestic Violence, Kidnapping: Police

Nicolas Lacasse, 43, was arrested without incident at his place of employment, according to the Banning Police Department.

Silver Alert: 74-Year-Old Man Missing From RivCo

William Jackson was last seen at Auld Road and Industry Way in Murrieta, according to the CHP.

Tar Balls Still Turning Up From Huntington Beach Oil Sheen

At least two birds have died, authorities said.

Woman Fires Shot At Vehicle In Long Beach: Police

The suspect fled the scene.

8 CA Cities Among 'Most Dangerous' For Hit-And-Run Crashes: Report

"Cities in California are the most treacherous spots for fatal hit-and-runs in the entire country."

23 CA Cities Make Top 50 List For Financially Stable Families

A study measuring cities where families struggle less with finances noted significant income growth in several California communities.

Oscars 2024: Complete List Of Winners

"Oppenheimer" wins big at the 96th Academy Awards, including Best Picture. Emma Stone wins Best Actress for "Poor Things."

These CA Counties Are At Risk Of Housing Market Instability: Report

High unemployment and major homeownership costs are among the factors burdening the housing market in 14 California counties.

Will CA See A Superbloom In 2024? Where To See Wildflowers

A stunning display of blooms may color California in the coming month thanks to recent storms. Here's where to see wildflowers near you.