Snow Possible In Contra Costa Co.; Walnut Creek Under Freeze Warning

WALNUT CREEK, CA — The cold storm currently moving through Walnut Creek and the Bay Area will stick around a little longer.

The National Weather Service extended its freeze warning for interior areas of the Bay Area for another 24 hours into Friday morning. Sub-freezing temperatures as low as 32 are expected in Walnut Creek and throughout the East Bay hills and interior valleys.

A winter storm warning lasts from 4 p.m. Thursday until 11 a.m. Friday, with snow expected at elevations above 1,500 to 2,000 feet. Areas under the winter storm warning include the East Bay hills, the mountains of Napa County, the Sonoma Coastal range, the interior mountains of Sonoma County, the Marin highlands, the eastern Santa Clara Hills, the Santa Cruz Mountains, the Santa Lucia Mountains, and the interior mountains of San Benito and Monterey County.

Rain and snow showers will become more widespread Thursday evening into Friday at lower elevations, with a 10 percent chance of thunderstorms Thursday into Friday, according to the weather service.

A wind advisory was also issued from 4 p.m. Thursday until 4 p.m. Friday for the East Bay hills and interior valleys. South winds of 20-30 mph with gusts up to 45 mph are expected, according to the weather service.

"Gusty winds could blow around unsecured objects," forecasters said. "Tree limbs could be blown down and a few power outages may result."

Local Forecast

Here is the National Weather Service forecast for Walnut Creek through next Wednesday:

Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 49. Southwest wind 11 to 17 mph, with gusts as high as 25 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night
Showers and possibly a thunderstorm. Some of the storms could produce small hail. Low around 35. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Friday
Showers, mainly before 10am. High near 49. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday Night
A 30 percent chance of showers, mainly before 10pm. Areas of frost after 4am. Otherwise, mostly cloudy, with a low around 31. North northeast wind 5 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

Saturday
Areas of frost before 9am. Otherwise, partly sunny, with a high near 52. West southwest wind 5 to 8 mph.

Saturday Night
A 10 percent chance of showers after 4am. Mostly cloudy, with a low around 38.

Sunday
A 40 percent chance of showers, mainly after 10am. Mostly cloudy, with a high near 52.

Sunday Night
A chance of showers. Mostly cloudy, with a low around 37.

Monday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 53.

Monday Night
Showers. Cloudy, with a low around 39.

Tuesday
Showers. Mostly cloudy, with a high near 52.

Tuesday Night
Showers likely. Mostly cloudy, with a low around 34.

Wednesday
A chance of showers. Mostly sunny, with a high near 54.

Bay City News Service contributed to this report.