Rain is returning to Southern California on Thursday as another cold front pushes into the region. After a brief break from the wet weather, this new system will bring more showers, possible thunderstorms and even mountain snow. Here’s a clear breakdown of when the rain arrives, how long it will last and what to expect across each county.

Rain Timeline: When Showers Will Hit Southern California

A new storm system arrives Thursday, starting with spotty showers in coastal counties and later spreading inland. Thunderstorms are possible late Thursday into Friday, and mountain areas could see snow.

Storm Timeline: Thursday into Friday

• Late Thursday morning – early afternoon:
  Light to moderate showers move into Ventura County.
• Thursday afternoon – early evening:
  Rain becomes more moderate as it moves into Los Angeles County — expect a slow, messy evening commute.
• Around 7 p.m. Thursday:
  The storm pushes into the Inland Empire and Orange County, bringing widespread rain.
• Overnight into early Friday:
  Showers turn more scattered with another round early Friday morning.
• By 6 a.m. Friday:
  Rain begins to break up, tapering off through the afternoon with partly cloudy skies.
• Early Saturday:
  Light wrap-around showers possible in the low desert and mountain communities.

Thursday Weather Forecast by Region（Table）

What to Expect from This SoCal Storm

• Moderate rain during peak commute hours Thursday afternoon
• Thunderstorm potential late Thursday into Friday
• Snowfall for high-elevation mountain areas
• Cooler temperatures across all regions
• Lingering light showers through early Saturday

Drivers should prepare for wet roads, reduced visibility, and heavier traffic during Thursday’s evening commute.

Frequently Asked Questions (FAQ)

Q1: What time will the rain start in Los Angeles?

Light showers may begin in the early afternoon, with more moderate rain expected by late afternoon into the evening.

Q2: Will there be thunderstorms?

Yes, there is a slight chance of thunderstorms late Thursday into Friday morning.

Q3: Which areas will receive the most rain?

Valleys and the Inland Empire may see up to three-quarters of an inch of rainfall.

Q4: Are mountain areas expecting snow?

Yes. High-elevation mountains will see rain turning into snow flurries Friday and Saturday.

Q5: How long will the storm last?

Rain begins Thursday afternoon, becomes scattered overnight, and tapers off by Friday afternoon, with only light wrap-around showers possible early Saturday.