Pen-y-Fan Weather (Next 3 days): The snow forecast for Pen-y-Fan is: Light rain (total 4.0mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 9°C on Thu morning, min -1°C on Sat night). Winds decreasing (gales from the WSW on Fri morning, light winds from the NW by Fri night).
Pen-y-Fan Weather (Days 4-6): Heavy rain (total 39.0mm), heaviest during Mon morning. Later becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 8°C on Mon morning, min -1°C on Sun morning). Winds increasing (light winds from the WNW on Sun afternoon, gales from the SW by Mon afternoon).