All Bay Area counties are under a flood watch from late Tuesday to Thursday afternoon.
For “considerable or catastrophic” hazards, emergency alerts will be sent to all enabled mobile phones in the area. To monitor lesser risk, residents are advised to sign up for county alert systems and to monitor agencies’ social media.
Resources:
• National Weather Service’s Bay Area website and Twitter account.
• Caltrans current highway conditions and Twitter.
• County alert signups allow residents to request notification by email, text or phone call for alerts covering specific neighborhoods.
More tips: Where to get sandbags and how to use them