Multnomah Channel - Santosh Slough Entrance UV IndexUnited StatesORColumbia CountyMultnomah Channel - Santosh Slough Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAMultnomah Channel - Santosh Slough Entrance UV forecast issued today at 11:18 am. Next forecast at approx. 11:18 am.Get WillyWeather+ to remove ads