Schuylkill River - Walnut Street Bridge UV IndexUnited StatesPAPhiladelphia CountySchuylkill River - Walnut Street Bridge1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAASchuylkill River - Walnut Street Bridge UV forecast issued yesterday at 3:18 pm. Next forecast at approx. 3:18 pm.Get WillyWeather+ to remove ads