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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Okunakayama Kōgen at 1000 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 14 Sep 2026
Next 3 days weather summary:Heavy rain (total 37.0mm), heaviest during Mon morning. Very mild (max 17°C on Mon morning, min 12°C on Wed night). Wind will be generally light. | Days 4-6 weather summary:Moderate rain (total 16.0mm), heaviest on Sat afternoon. Very mild (max 16°C on Sat morning, min 12°C on Thu night). Wind will be generally light. | |||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  |  |  |  | | |  | | | | |
heavy rain | light rain | light rain | light rain | light rain | cloudy | cloudy | cloudy | some clouds | some clouds | clear | clear | cloudy | clear | rain shwrs | light rain | heavy rain | light rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 24 | 5 | 4 | 2 | 2 | — | — | — | — | — | — | — | — | — | 1 | 1 | 12 | 2 |
max °C | 17 | 17 | 15 | 14 | 14 | 13 | 15 | 15 | 13 | 14 | 15 | 12 | 14 | 14 | 13 | 16 | 15 | 15 |
min °C | 17 | 16 | 13 | 14 | 13 | 13 | 14 | 13 | 12 | 14 | 13 | 12 | 14 | 13 | 12 | 15 | 15 | 14 |
chill °C | 17 | 15 | 12 | 14 | 13 | 13 | 14 | 13 | 12 | 14 | 13 | 12 | 13 | 12 | 11 | 14 | 15 | 14 |
Humid % | 99 | 88 | 84 | 91 | 91 | 97 | 62 | 68 | 86 | 60 | 63 | 65 | 48 | 63 | 88 | 94 | 100 | 99 |
Freeze m | 4500 | 4300 | 4200 | 4150 | 3850 | 3800 | 3850 | 4000 | 3750 | 3950 | 3950 | 4100 | 4150 | 4200 | 4300 | 4300 | 4100 | 4150 |
 | 5:13 | — | — | 5:15 | — | — | 5:16 | — | — | 5:16 | — | — | 5:18 | — | — | 5:18 | — | — |
 | — | 5:46 | — | — | 5:45 | — | — | 5:43 | — | — | 5:42 | — | — | 5:39 | — | — | 5:37 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
Popular Okunakayama Kōgen Pages
Snow Radar
Latest snow reports near Okunakayama Kōgen:
Okunakayama Kōgen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 11 Apr 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Iwate are reporting: powder (0) / good piste (0)
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Snow History
Week 2 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. |
Okunakayama Kōgen Forecast Snowfall
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Other resorts in Japan - Iwate are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Okunakayama Kōgen at the specific elevation of 1000 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Okunakayama Kōgen. 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 Okunakayama Kogen.
Visitor Reviews of Okunakayama Kōgen
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