City of Costa Mesa, CA

10/15/2026 | Press release | Distributed by Public on 10/15/2026 18:04

Oct. 20 City Council Agendas now available

Extreme Heat Warning: The National Weather Service (NWS) has issued a Heat Advisory for Costa Mesa, beginning Thursday, Oct. 15 at 10 a.m. through Saturday, Oct. 17 at 8 p.m. The Senior Center, public libraries, community centers, and other public government buildings are considered cooling centers during normal business hours. On Saturday, Oct. 17, the Costa Mesa Senior Center will be open as a cooling center from 10 a.m. - 6 p.m.

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