River Tamar - Johnstons Flats UV IndexAustraliaTASNorthernRiver Tamar - Johnstons Flats1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAARiver Tamar - Johnstons Flats UV forecast issued yesterday at 10:07 pm. Next forecast at approx. 10:07 pm.Get WillyWeather+ to remove ads