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Mountain Park Tsunan Weather (Next 3 days): The snow forecast for Mountain Park Tsunan is: Heavy rain (total 24.0mm), heaviest during Wed night. Freeze-thaw conditions (max 14°C on Sat morning, min -2°C on Thu night). Wind will be generally light.
Mountain Park Tsunan Weather (Days 4-6): Heavy rain (total 29.0mm), heaviest during Mon afternoon. Very mild (max 15°C on Sun morning, min 2°C on Mon night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 5 |  | ||||
| Middle Lift: | 6 | | ||||
| Bottom Lift: | 8 | |
Latest snow reports near Mountain Park Tsunan:
No clouds over Naeba today. No wind here. Temperatures are around freezing. A dusting of new snow. Only some lifts are open. from Naeba
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | | | | | |  | |  | | |
light rain | heavy rain | light rain | rain shwrs | clear | clear | clear | some clouds | clear | clear | clear | clear | light rain | mod. rain | light rain | mod. rain | mod. rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
2 | 18 | 3 | 1 | — | — | — | — | — | — | — | — | 1 | 7 | 4 | 10 | 7 | |
max °C | 8 | 3 | 3 | 3 | -1 | 9 | 9 | 6 | 14 | 13 | 9 | 15 | 12 | 10 | 6 | 3 | 3 |
min °C | 5 | 2 | 2 | 1 | -2 | 5 | 4 | 3 | 9 | 9 | 8 | 12 | 11 | 6 | 5 | 3 | 2 |
5 | 1 | 2 | 1 | -4 | 4 | 2 | 1 | 8 | 8 | 6 | 11 | 11 | 5 | 4 | 1 | 2 | |
83 | 99 | 99 | 79 | 77 | 71 | 77 | 67 | 81 | 79 | 77 | 71 | 81 | 97 | 97 | 98 | 99 | |
1450 | 700 | 650 | 700 | 0 | 2100 | 2500 | 2700 | 2500 | 2600 | 2800 | 2850 | 2650 | 1450 | 1250 | 1000 | 800 | |
 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — |
Heavy rain (total 24.0mm), heaviest during Wed night. Freeze-thaw conditions (max 14°C on Sat morning, min -2°C on Thu night). Wind will be generally light.
Heavy rain (total 29.0mm), heaviest during Mon afternoon. Very mild (max 15°C on Sun morning, min 2°C on Mon night). Wind will be generally light.
Latest snow reports near Mountain Park Tsunan:
No clouds over Naeba today. No wind here. Temperatures are around freezing. A dusting of new snow. Only some lifts are open. from Naeba
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 16 Dec 2025 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Mountain Park Tsunan at the specific elevation of 309 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Mountain Park Tsunan. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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