Manza Onsen Snow Forecast
Early-season weather is the story at Manza Onsen right now. The models have 2 cm pencilled in over the next 3 days, most of it landing Wednesday morning. Expect it to settle up high first, the way early-season snow does.

Snow Trend
24 Hour Forecast
10 day forecast
A typical season at Manza Onsen
- Average season
- ~7m of snow
- Base to summit
- 1654m – 1990m (336m vertical)
That makes Manza Onsen the 13th snowiest of 17 Gunma resorts we have reviewed.
Forecast tips for Manza Onsen
Start with the upper-mountain wind and cloud line. The headline number only helps once you know whether a cold front pushing across the divide is the pattern to watch. With a 1600 to 2000 metre elevation band and 400 metres of vertical, the groomers tell the story quickly once the first few laps are done. A seasonal baseline around 7 metres means small clean refills matter more than waiting for a giant number. The swing variable is whether the upper lift can run with enough visibility to make the top worth using. If you are looking beyond the ropes, only chase that angle when the forecast also shows settled wind and stable visibility. Chase it after a cold storm only if the wind eases; if the top is socked in, wait for the next clear window.
Nearby forecasts
The closest resort we've reviewed is Kusatsu Onsen, 7km E, topping out at 1,600m. When a storm misses Manza Onsen, check these first.