Niseko Grand Hirafu Weather (Next 3 days): The snow forecast for Niseko Grand Hirafu is: Mild at first with light rain (total 4.0mm) on Mon morning followed by colder weather and light fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 3°C on Mon morning, min -9°C on Mon night). Winds decreasing (gales from the SW on Mon morning, moderate winds from the WSW by Tue morning).
Niseko Grand Hirafu Weather (Days 4-6): A heavy fall of snow, heaviest during Wed night. Temperatures will be well below freezing (max -9°C on Wed morning, min -15°C on Wed night). Winds increasing (moderate winds from the WNW on Wed morning, gales from the W by Fri afternoon).