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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Shiga Kogen-Nishidateyama at 1678 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 15 Sep 2026
Next 3 days weather summary:Heavy rain (total 83.0mm), heaviest during Wed afternoon. Very mild (max 14°C on Tue morning, min 10°C on Thu night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 25.0mm), heaviest during Sat night. Very mild (max 16°C on Sun afternoon, min 11°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  |  | |  | | | | | |  | |
mod. rain | light rain | mod. rain | mod. rain | heavy rain | heavy rain | light rain | rain shwrs | rain shwrs | some clouds | some clouds | clear | some clouds | light rain | heavy rain | light rain | rain shwrs | light rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 6 | 3 | 10 | 7 | 22 | 30 | 2 | 2 | 1 | — | — | — | — | 2 | 17 | 2 | 2 | 2 |
max °C | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 14 | 14 | 12 | 15 | 14 | 13 | 15 | 16 | 15 |
min °C | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 12 | 10 | 11 | 12 | 11 | 14 | 14 | 13 | 14 | 15 | 14 |
chill °C | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 12 | 9 | 11 | 12 | 10 | 14 | 14 | 12 | 14 | 15 | 14 |
Humid % | 95 | 97 | 98 | 98 | 99 | 96 | 97 | 91 | 87 | 78 | 67 | 65 | 78 | 88 | 95 | 92 | 86 | 90 |
Freeze m | 4550 | 4450 | 4450 | 4300 | 4300 | 4150 | 3900 | 4250 | 4400 | 4450 | 4550 | 4700 | 4550 | 4500 | 4450 | 4750 | 4800 | 4900 |
 | 5:26 | — | — | 5:28 | — | — | 5:28 | — | — | 5:28 | — | — | 5:30 | — | — | 5:31 | — | — |
 | — | 5:53 | — | — | 5:52 | — | — | 5:51 | — | — | 5:49 | — | — | 5:47 | — | — | 5:45 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
Popular Shiga Kogen-Nishidateyama Pages
Snow Radar
Latest snow reports near Shiga Kogen-Nishidateyama:
Shiga Kogen-Nishidateyama Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano 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. |
Shiga Kogen-Nishidateyama Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Shiga Kogen-Nishidateyama at the specific elevation of 1678 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Nishidateyama. 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.
Resort name is also written as Nishidateyama.
Visitor Reviews of Shiga Kogen-Nishidateyama
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