Forecasters say more icy weather is on the way after record-breaking lows in several cities on Thursday.
The low in Sacramento dipped to 29 degrees on Thursday, breaking the old record of 32 degrees set in 1972.
A record low of 23 degrees was also set at Stockton Airport, shattering the old mark of 27 degrees set just two years ago. And at the Modesto Airport, the low was 26 degrees, breaking the old record of 28, also set in 2011.
On Friday, a change in the weather is forecast to sweep into Northern California. The National Weather Service expects widespread precipitation Friday afternoon through Saturday.
The Friday storm is forecast to bring heavy snow to the Sierra Nevada and perhaps some snowflakes to the northern Sacramento Valley. Light rain is forecast for Sacramento.
Anticipating homeless people might need shelter from the biting cold, city and county leaders opened warming centers. On Thursday night only six people stayed in the Southside Park Pool Building, which was the designated warming center for Sacramento.
No residents stayed in the Elk Grove center.
The NWS is predicting that more cold weather records could be broken on the weekend. In Sacramento, the temperature is forecast to drop to 26 degrees Saturday and Sunday mornings.
The detailed, 7-day forecast from the NWS for the Sacramento region:
This afternoon: Sunny, with a high near 49. Northwest wind around 6 mph.
Tonight: Widespread frost after 10pm. Otherwise, increasing clouds, with a low around 29. Calm wind.
Friday: Rain, mainly after 4pm. High near 50. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday night: Rain, mainly before 4am. Low around 37. South southeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday: A 30 percent chance of showers, mainly before 10am. Partly sunny, with a high near 46. South southeast wind around 5 mph becoming calm in the morning.
Saturday night: Mostly clear, with a low around 26.
Sunday: Sunny, with a high near 48.
Sunday night: Mostly clear, with a low around 26.
Monday: Sunny, with a high near 49.
Monday night: Mostly clear, with a low around 28.
Tuesday: Mostly sunny, with a high near 53.
Tuesday night: Partly cloudy, with a low around 34.
Wednesday: Mostly sunny, with a high near 58.
For tips on dealing with the cold snap:
Customized forecast for your area on www.sacbee.com/weather
Ski reports for Northern California resorts on www.sacbee.com/ski
Call The Bees Bill Lindelof, (916) 321-1079.