San Joaquin River - Windmill Cove UV IndexUnited StatesCASan Joaquin CountySan Joaquin River - Windmill Cove1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAASan Joaquin River - Windmill Cove UV forecast issued yesterday at 6:47 pm. Next forecast at approx. 6:47 pm.Get an account to remove ads