First Alert Forecast – NBC Los Angeles

First Alert Forecast Apr 5

Slow-Moving Spring Storm to Drench SoCal for Days

Flash flood warnings were issued Monday morning for three Southern California counties as a cold front slowly moving though the region delivered heavy rain. And, there’s more wet weather on the way this week. Orange, Riverside and San Bernardino counties were all under flash flood warnings Monday morning. Rainfall rates of around 0.75 inch per hour wereoccurring in some areas….

First Alert Forecast 11 hours ago

First Alert Forecast: Four Days Worth of Rain

Here’s what to expect during a wet week. Shanna Mendiola has the forecast for Monday April 6, 2020.

First Alert Forecast Apr 5

First Alert Forecast: Rain on the Way and Throughout the Week

Belen De Leon has your First Alert Forecast on Sunday, April 5, 2020.

First Alert Forecast Apr 4

First Alert Forecast: Cloudy Skies Saturday, Storm Ahead Sunday

Belen De Leon has your First Alert Forecast on Saturday, April 4, 2020.

First Alert Forecast Apr 3

First Alert Forecast: There’s a Late-Season Storm Ahead

Here’s what to expect from a cold storm heading to SoCal. Shanna Mendiola has the forecast for Friday April 3, 2020.

First Alert Forecast Apr 2

First Alert Forecast: Starting Out With Clouds

Expect some sun this afternoon. Shanna Mendiola has the forecast for Thursday April 2, 2020.

First Alert Forecast Apr 1

First Alert Forecast: No Fooling, Temperatures Will Be in the 70s

Temperatures will be in the 70s across most of SoCal. Shanna Mendiola has the forecast for Wednesday April 1, 2020

First Alert Forecast Mar 31

First Alert Forecast: Temperatures Continue to Climb

Expect temperatures in the mid-70s. Shanna Mendiola has the forecast for Tuesday March 31, 2020.

First Alert Forecast Mar 30

First Alert Forecast: Temperatures Start to Climb

Temperatures will be in the 70s for most of the week. Shanna Mendiola has the forecast for Monday March 30, 2020.

First Alert Forecast Mar 29

First Alert Forecast: Mild Weather Continues Throughout Sunday

Belen De Leon has your First Alert Forecast on Sunday, March 29, 2020.

First Alert Forecast Mar 28

First Alert Forecast: Cool Day Up Ahead

Belen De Leon has your First Alert Forecast on Saturday, March 28, 2020.

First Alert Forecast Mar 27

First Alert Forecast: Cool Start

Temperatures will climb by the afternoon. Shanna Mendiola has the forecast for Friday March 28, 2020.

First Alert Forecast Mar 25

Spring Storm to Bring Mountain Snow, Cold and a Slight Chance of Rain

A cold system out of the gulf of Alaska will generate some showers Thursday in Southern California and bring a fresh coat of late spring snow for the region’s mountains. The snow level will be at 4,500 feet, then lower to 2,500-3,000 feet Thursday. Expect 2-4 inches above 6,000 feet but 1-2 inches across the Grapevine section of the 5…

First Alert Forecast Mar 26

First Alert Forecast: Cold and Mountain Snow

Temperatures will stay cool into the afternoon. Shanna Mendiola has the forecast for Thursday March 26, 2020.

First Alert Forecast Mar 25

First Alert Forecast: What to Expect From the Next Storm

Some area might see light rain. Shanna Mendiola has the forecast for Wednesday March 25, 2020.

First Alert Forecast Mar 24

First Alert Forecast: When to Expect More Rain

There’s another round of rain ahead. Shanna Mendiola has the forecast for Tuesday March 24, 2020.

First Alert Forecast Mar 23

Early Spring Storm Brings Showers and Snow to Southern California

A storm from Canada brought showers to Southern California and triggered winter weather during early spring in the San Gabriel Mountains. In addition to this morning’s on-and-off showers, there’s a chance of showers Monday. “The heaviest has moved off, but we’re still seeing scattered showers,” said NBC4 forecaster Shanna Mendiola. Most of the rainfall should be done by the...