Richardson Bay - William T. Bagley Freeway Bridge UV IndexUnited StatesCAMarin CountyRichardson Bay - William T. Bagley Freeway Bridge1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAARichardson Bay - William T. Bagley Freeway Bridge UV forecast issued yesterday at 12:17 pm. Next forecast at approx. 12:17 pm.Get WillyWeather+ to remove ads