Arcata Bay - Eureka Slough Bridge UV IndexUnited StatesCAHumboldt CountyArcata Bay - Eureka Slough Bridge1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAArcata Bay - Eureka Slough Bridge UV forecast issued today at 12:17 pm. Next forecast at approx. 12:17 pm.Get WillyWeather+ to remove ads