Nassau River - Halfmoon Island Highway Bridge UV IndexUnited StatesFLNassau CountyNassau River - Halfmoon Island Highway Bridge1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAANassau River - Halfmoon Island Highway Bridge UV forecast issued today at 2:18 pm. Next forecast at approx. 2:18 pm.Get WillyWeather+ to remove ads