Widespread showers continued Sunday across Riverside County, with more thunderstorms possible this evening, forecasters said.
A flood advisory was in effect until 5 p.m. Sunday in Riverside County, with minor flooding in low-lying and poor drainage areas, forecasters said. Rainfall amounts were expected to be between 0.5 to 0.75 inches.
According to the National Weather Service, some locations in danger of experiencing flooding included Riverside, Moreno Valley, southern Corona, western Lake Elsinore, Yucaipa, Hemet, Perris and Highland.
A flood watch remained in effect until 6 p.m. Sunday, as forecasters warned to be alert in the mountains for rock slides and rocks in the road.
A winter weather advisory remained in effect until 6 p.m. Sunday for the Riverside County mountains. Snow levels on Sunday morning were around 4,500-5,000 feet, and rose above 5,000-5,500 feet by the afternoon. The snow levels were creating hazardous traveling conditions with visibility to near zero for drivers, according to the NWS.
Temperatures were below normal this weekend, with highs in the 50s and lower 60s and lows mostly in the 40s, dropping into the 20s in some mountain areas.
Heavy rain fell across the county Saturday, prompting multiple street closures in Menifee, while in Palm Springs, North Indian Canyon Drive was closed due to flooding.
Daytime temperatures for Sunday are high 50s and high 40s at night. By next week, it’s expected to rise to high 70s and lows 50s at night, and gusts as high as 20 mph in clear skies. It will be 50s in the valley and 60s in the dessert, dropping to the 20s in the mountains areas.
Showers and isolated thunderstorms will slowly diminish Sunday night through much of the region, lingering in portions of the mountains through Monday.
Forecasters said another trough will occur later this week and next weekend over Riverside and San Bernardino counties, bringing more cool and breezy weather, with a slight possibility of precipitation by Thursday.