Fresh Snowfall In the Alps
Ski areas in the Alps are celebrating the first significant fresh snowfall of September, with accumulations of up to 20cm (8") reported.
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Ipponsugi at 470 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 15 Sep 2026
Next 3 days weather summary:Heavy rain (total 73.0mm), heaviest during Wed night. Warm (max 22°C on Fri morning, min 16°C on Wed night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 26.0mm), heaviest during Sun morning. Warm (max 23°C on Sat morning, min 16°C on Fri night). Wind will be generally light. | ||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  |  |  |  |  | | | | | | | |
heavy rain | heavy rain | light rain | mod. rain | heavy rain | light rain | rain shwrs | some clouds | clear | some clouds | clear | some clouds | light rain | heavy rain | mod. rain | rain shwrs | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 16 | 12 | 3 | 9 | 26 | 5 | 2 | — | — | — | — | — | 2 | 12 | 9 | 1 | — |
max °C | 21 | 20 | 19 | 19 | 17 | 20 | 19 | 17 | 22 | 22 | 17 | 23 | 22 | 20 | 21 | 23 | 21 |
min °C | 20 | 18 | 18 | 18 | 16 | 17 | 18 | 16 | 19 | 18 | 16 | 21 | 20 | 19 | 20 | 21 | 20 |
chill °C | 20 | 18 | 18 | 18 | 16 | 17 | 18 | 16 | 19 | 18 | 16 | 21 | 20 | 19 | 20 | 21 | 20 |
Humid % | 96 | 99 | 98 | 96 | 95 | 97 | 89 | 90 | 74 | 65 | 81 | 74 | 84 | 92 | 95 | 85 | 92 |
Freeze m | 4500 | 4350 | 4300 | 4300 | 3950 | 4050 | 3950 | 4400 | 4450 | 4550 | 4650 | 4550 | 4550 | 4500 | 4750 | 4800 | 4900 |
 | — | — | 5:26 | — | — | 5:26 | — | — | 5:28 | — | — | 5:28 | — | — | 5:30 | — | — |
 | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:49 | — | — | 5:46 | — | — | 5:45 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
Popular Ipponsugi Pages
Snow Radar
Latest snow reports near Ipponsugi:
Ipponsugi Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
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Snow History
Week 3 of September has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Ipponsugi Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Ipponsugi at the specific elevation of 470 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Ipponsugi. 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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