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Okunakayama Kōgen at 1000 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 01 Sep 2026
Now
Next 4 days weather summary:Heavy rain (total 35.0mm), heaviest during Thu morning. Very mild (max 19°C on Wed morning, min 15°C on Thu night). Winds decreasing (fresh winds from the WSW on Tue night, calm by Wed night). | Days 5-7 weather summary:Heavy rain (total 67.0mm), heaviest during Mon morning. Very mild (max 19°C on Mon afternoon, min 13°C on Sat night). Winds increasing (calm on Fri night, near gales from the E by Mon morning). | |||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | |  | | |  |  |  |  | |
rain shwrs | rain shwrs | t-storm risk | mod. rain | heavy rain | light rain | rain shwrs | rain shwrs | t-storm risk | some clouds | rain shwrs | rain shwrs | clear | clear | some clouds | light rain | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1 | 2 | 5 | 8 | 14 | 1 | 1 | 1 | 2 | — | 2 | 1 | — | — | — | 4 |
max °C | 17 | 19 | 19 | 19 | 17 | 17 | 16 | 17 | 17 | 14 | 15 | 15 | 13 | 14 | 14 | 15 |
min °C | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 16 | 16 | 14 | 14 | 14 | 13 | 13 | 13 | 14 |
chill °C | 16 | 17 | 18 | 17 | 16 | 16 | 14 | 15 | 16 | 14 | 14 | 14 | 12 | 11 | 10 | 12 |
Humid % | 89 | 88 | 88 | 80 | 92 | 78 | 75 | 82 | 77 | 92 | 88 | 87 | 63 | 56 | 63 | 97 |
Freeze m | 4650 | 4500 | 4450 | 4300 | 4200 | 4200 | 3950 | 3750 | 3750 | 3750 | 3750 | 3800 | 4100 | 4100 | 4300 | 4400 |
 | — | 5:03 | — | — | 5:03 | — | — | 5:03 | — | — | 5:05 | — | — | 5:05 | — | — |
 | — | — | 6:06 | — | — | 6:04 | — | — | 6:02 | — | — | 6:00 | — | — | 6:00 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
Popular Okunakayama Kōgen Pages
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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 1 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.
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