Steinberger Slough - Corkscrew Creek West Entrance UV IndexUnited StatesCASan Mateo CountySteinberger Slough - Corkscrew Creek West Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAASteinberger Slough - Corkscrew Creek West Entrance UV forecast issued today at 12:17 pm. Next forecast at approx. 12:17 pm.Get WillyWeather+ to remove ads