SNOWLINE
Everything about every ski resort in Japan.
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Green PIA Onuma Ski Area
グリーンピア大沼スキー場
Hokkaido
Official Website
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Current Conditions
Snowfall Forecasts
2-9cm
Today
7-12cm
Tomorrow
Long Range
Full Forecast
tenki.jp
Snow Forecast
Season
Status
Partially Open
Open Date
2026-01-11
Close Date
2026-03-08
2024-2025 Season
Open Date
2024-12-25
Close Date
2025-03-09
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Course Map
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Nearby Locations
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Surf & Snow
SnowJapan.com
Snow Forecast
tenki.jp
SkiMap.org
