SNOWLINE

Everything about every ski resort in Japan.

English 日本語

Green PIA Onuma Ski Area

グリーンピア大沼スキー場

Official Website Open in Google Maps

Current Conditions

Snowfall Forecasts

3cm

Today

1-3cm

Tomorrow

Long Range

Full 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

Course Map

greenpia-onuma

Download Map Course Map Course Map (PDF)

Terrain Map

Nearby Locations

Open in Google Maps

Key Metrics

Other Links