NWS Weather Alerts SummaryIssued by the National Weather Service  | 
  
| Last update: Tuesday 1:20am PST | 
  
| San Francisco | 
 
| San Mateo Coast | 
 
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      NWS Weather Alerts SummaryIssued by the National Weather Service  | 
  
| Last update: Tuesday 1:20am PST | 
  
| San Francisco | 
 
| San Mateo Coast |