A cold snap that started earlier this week is expected to maintain its frosty grip on the North Bay throughout the weekend, according to the National Weather Service.
Parts of the Bay Area saw record low temperatures on Friday morning.
Rain on Friday night was expected to turn to snow at higher elevations throughout the Bay Area including Mount Tamalpais.
Low temperatures throughout the Bay Area hit new records or tied old ones this morning and ranged from 22 degrees in Gilroy to 40 degrees in downtown San Francisco, according to weather service figures.
Freezing temperatures are expected to return by late Saturday night and into Sunday morning, and a freeze warning has been issued for the entire Bay Area aside from San Francisco.
Freezing temperatures are expected again on Sunday night and into Monday, forecasters said.
Drivers are warned to expect icy roads, especially at higher elevations, and limited visibility in some areas Friday and Saturday.
In addition, residents should be aware of the risk of hypothermia for people and animals staying outdoors overnight.
Bay City News Service contributed to this report.
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