Typical annual snowfall in the 11 prefectures covered here runs from 600 cm in Fukui to 1400 cm in Hokkaido.
The deepest typical base is 380 cm in Aomori, where snowfall peaks in January and February.
Each resort page has its own snow depth and seven-day forecast.
Average annual snowfall, peak base depth, snow quality, midwinter temperatures and storm patterns for every ski prefecture in Japan.
Typical snowfall, peak base depth, snow type and midwinter temperature for each ski prefecture in Japan, with the months when snow peaks. For the current forecast at one resort, open its page.
Snow on the Sea of Japan side comes from north-west winds hitting the mountains. When the wind swings north-west, Niseko, Myoko and Yuzawa stack up fast.
Forecast data comes from Open-Meteo and is cached for up to six hours. Each resort page shows it beside the webcam images, which add visibility and surface conditions.
JapanSnowWatch lists 490 ski areas in 32 prefectures. 64 of them have live cameras, 130 in all.
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