Llansantffraid-ym-Mechain UV IndexUnited KingdomWLPowysLlansantffraid-ym-Mechain1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAALlansantffraid-ym-Mechain UV forecast issued yesterday at 7:54 pm. Next forecast at approx. 7:54 pm.Get an account to remove ads