Grays Harbor - Humptulips River Entrance UV IndexUnited StatesWAGrays Harbor CountyGrays Harbor - Humptulips River Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAGrays Harbor - Humptulips River Entrance UV forecast issued today at 11:17 am. Next forecast at approx. 11:17 am.Get WillyWeather+ to remove ads