A critical fire threat will continue across County as Santa Ana winds and dry conditions persist through early Friday, according to the National Weather Service.

Some areas in Southern California, a region plagued by drought conditions, saw more than inch of rain this weekend.

Most San Diegans woke up Monday to puddles or downpours, a welcome respite from the 40-plus day drought the region had experienced. The county's first significant rainstorm of the season brought totals Monday ranging from a quarter to half an inch near the coast to more than an inch in the mountain slopes, according to the National Weather Service.

Residents of San Diego County are facing evacuation orders Tuesday as the Lilac Fire and Pala Fire have broken out in the region, officials say.

As wildfires continued to burn in Los Angeles, three fires broke out in San Diego County, prompting evacuation orders and warnings.

SAN DIEGO (FOX 5/KUSI) — At long last, San Diego received its first significant rainfall — and snow — in months over the weekend. The precipitation, which was brought on by a cold low pressure system, was a much-needed break from stubborn arid conditions primed for potentially erratic fire behavior.

Scattered rain showers fell across San Diego County over the weekend, bringing some slight respite during what the National Weather Service has referred to as the driest start to San Diego's water year.

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.

San Diego County's first significant rainstorm of the season brought totals Monday ranging from a quarter to half an inch near the coast to over an inch in the mountain slopes, according to the National Weather Service.

The San Diego International Airport is the busiest single runway airport in the country, according to a spokesperson.

Wind gusts of up to 40 mph and pea-sized hail (0.25 inches) are anticipated. "At 6:34 p.m., Doppler radar tracked a strong shower with weak rotation over Rubidoux, or near Riverside, moving northeast at 10 mph," states the NWS. "Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible."