Iwakisan Hyakuzawa Weather (Next 3 days): The snow forecast for Iwakisan Hyakuzawa is: A moderate fall of snow, heaviest on Sat night. Turning milder with moderate rain (total 12.0mm), heaviest on Sun afternoon. Freeze-thaw conditions (max 3°C on Sun afternoon, min -5°C on Fri morning). Mainly strong winds.
Iwakisan Hyakuzawa Weather (Days 4-6): Mild at first with light rain (total 5.0mm) on Mon morning followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 3°C on Mon morning, min -6°C on Tue morning). Winds decreasing (near gales from the W on Mon afternoon, moderate winds from the W by Wed morning).