San Francisco Bay - San Mateo Bridge (West End) UV IndexUnited StatesCASan Mateo CountySan Francisco Bay - San Mateo Bridge (West End)1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAASan Francisco Bay - San Mateo Bridge (West End) UV forecast issued yesterday at 2:19 pm. Next forecast at approx. 2:19 pm.Get an account to remove ads