Mare Island Strait - Ernest D. Wichels Memorial Causeway UV IndexUnited StatesCASolano CountyMare Island Strait - Ernest D. Wichels Memorial Causeway1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAMare Island Strait - Ernest D. Wichels Memorial Causeway UV forecast issued today at 11:18 am. Next forecast at approx. 11:18 am.Get WillyWeather+ to remove ads