Cold Weather Advisory Issued for East Bay Hills

Temperatures as low as 33 degrees expected on Saturday morning

Feb. 20, 2026 at 9:41pm by Ben Kaplan

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The National Weather Service has issued a cold weather advisory for the East Bay Hills in the San Francisco Bay Area. The advisory is in effect from 1 a.m. to 9 a.m. on Saturday, February 21, with temperatures expected to drop as low as 33 degrees. Colder temperatures of 27 degrees or below are possible at higher elevations.

Why it matters

Cold weather advisories are important to alert residents to potentially dangerous conditions, especially for vulnerable populations like the elderly, young children, and those without adequate shelter or heating. Temperatures below freezing can pose health risks and lead to property damage if precautions are not taken.

The details

The National Weather Service issued the cold weather advisory at noon on Friday, February 20, covering the East Bay Hills region of the San Francisco Bay Area. Temperatures are expected to drop as low as 33 degrees during the advisory period, with colder temperatures of 27 degrees or below possible at higher elevations.

  • The cold weather advisory is in effect from 1 a.m. to 9 a.m. on Saturday, February 21, 2026.

The players

National Weather Service

The National Weather Service is a government agency that provides weather forecasts, warnings, and other meteorological information for the United States.

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What’s next

Residents in the East Bay Hills are advised to take precautions against the cold, such as dressing warmly, limiting time outdoors, and ensuring their homes are properly heated.

The takeaway

This cold weather advisory highlights the importance of staying informed about local weather conditions, especially during the winter months, in order to protect oneself and one's property from the potential dangers of extreme cold.