An atmospheric river is expected to hit California later this week, bringing heavy rain and wind to much of the state.
Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...
The Alameda County Local Hazard Map Alameda County’s hazard map shows potential flood zones in the event of a 100-year and ...
The map below shows these areas that could be ... The NWS issues these warnings when flooding is imminent or occurring. "River flooding can be caused by heavy rainfall, dam failures, rapid ...