Carquinez Strait - Mare Island Strait Entrance UV IndexUnited StatesCASolano CountyCarquinez Strait - Mare Island Strait Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAACarquinez Strait - Mare Island Strait Entrance UV forecast issued today at 12:17 pm. Next forecast at approx. 12:17 pm.Get WillyWeather+ to remove ads