A number of considerable mudflows forced the closure of multiple roads in the Palisades Fire burn scar on Sunday.

Los Angeles County's first significant storm in more than eight months has already forced the closure of the 5 freeway at the Grapevine, unleashed mud on roadways, and triggered the closure of Malibu's public schools Monday due to dangerous road conditions.

The National Weather Service in Los Angeles issued a flash flood warning for the Franklin burn scar and the western portion of the Palisades burn scar, west of Los Flores Canyon until 11 p.m. Sunday night.

Officials closed part of Pacific Coast Highway in the Palisades fire area on Sunday, Caltrans said, as rain poured down across the Los Angeles area and burn scars in Southern California were under a flood watch that will last until 4 p.m. Monday, according to the National Weather Service.

While wet weather is often welcomed in the region, residents and first responders were on high alert for possible mudslides and land movement in recent burn scar areas including Pacific Palisades, Malibu,

LOS ANGELES (KABC) -- A flash flood warning has been issued for the Palisades and Franklin burn areas as the National Weather Service warned that "life-threatening debris flow" could be possible. The flash flood warning was issued at 7:40 p.m. and will remain in effect until 11 p.m. on Sunday.

After weekend rainfall caused mudslides in wildfire burn scar areas and snow created dangerous driving conditions, several roadways and schools remain closed across the Southern California region.

Residents and first responders were on high alert for possible land movement in recent burn scar areas as a winter storm moves in.

More rain fell Monday on parts of Southern California after causing mudflows over the weekend, helping firefighters but boosting the risk of toxic ash runoff in areas scorched by Los Angeles-area wildfires.

More rain fell Monday on parts of Southern California after causing mudflows over the weekend, helping firefighters but boosting the risk of toxic ash runoff in areas

Snow accumulates on a structure that was destroyed by the Eaton Fire near major communications towers on Mount Wilson near the northern perimeter of the fire, approximately 5,000

Officials cautioned that ash in recent burn zones was a toxic mix of incinerated cars, electronics, batteries, building materials, paints, furniture and other household items.