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Arizona’s Season Starts Early
Arizona Snowbowl kicked off their 2025–26 winter season at noon on Thursday, 20 November, opening a day ahead of schedule thanks to a powerful storm that dropped 37 inches (almost a metre) of snowfall since Sunday.
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Koumi Riekkusu Ski Valley at 1400 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 23 Nov 2025
Now
Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  | |  |  |  | | | |  | |  | | | | | | |
some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | clear | snow shwrs | snow shwrs | snow shwrs | clear | clear | cloudy | snow shwrs | rain shwrs | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | — | — | — | — | — | |
max°C | 8 | 8 | 3 | 9 | 8 | 3 | 8 | 8 | 2 | 4 | 2 | 0 | 6 | 5 | 2 | 6 | 4 | -2 | 4 | 4 | 0 |
min°C | 5 | 4 | 1 | 6 | 4 | 1 | 5 | 3 | -2 | 1 | 1 | -2 | 3 | 2 | 1 | 4 | 0 | -3 | 0 | 0 | -1 |
3 | 3 | -1 | 6 | 4 | 1 | 4 | 0 | -6 | -3 | -4 | -5 | 1 | -2 | -3 | 0 | -4 | -7 | -3 | -2 | -4 | |
59 | 33 | 35 | 27 | 28 | 44 | 43 | 35 | 96 | 87 | 93 | 82 | 55 | 75 | 91 | 79 | 54 | 71 | 77 | 45 | 73 | |
2450 | 2650 | 2700 | 2550 | 2550 | 2200 | 2150 | 2300 | 1650 | 1450 | 1700 | 1450 | 2000 | 2050 | 1900 | 2000 | 2000 | 1250 | 1300 | 2150 | 1650 | |
 | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — | 6:33 | — | — | 6:35 | — | — |
 | — | 4:34 | — | — | 4:34 | — | — | 4:32 | — | — | 4:32 | — | — | 4:32 | — | — | 4:31 | — | — | 4:31 | — |
Next 0-3 days weather summary:
Some drizzle, heaviest during Tue night. Freeze-thaw conditions (max 9°C on Mon morning, min -2°C on Tue night). Wind will be generally light.
Next 4-6 days weather summary:
A dusting of snow turning to light rain (total 3.0mm) on Wed morning. Freeze-thaw conditions (max 6°C on Thu morning, min -3°C on Fri night). Wind will be generally light.
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Snow Radar
Latest snow reports near Koumi Riekkusu Ski Valley:
Koumi Riekkusu Ski Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 18 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 4 of November has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Koumi Riekkusu Ski Valley 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 Koumi Riekkusu Ski Valley at the specific elevation of 1400 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Koumi Riekkusu Ski Valley. 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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