Snow
Global Weekly Snow Roundup #314
Weekly Global Snow News, updated 14 May 2026: Fresh snowfall in Argentina, Australia and Lesotho signals winter’s approach, while Japan maintains the world’s deepest snowpack.
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Koumi Riekkusu Ski Valley at 1590 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 15 May 2026
Now
Next 4 days weather summary:Mostly dry. Warm (max 20°C on Mon afternoon, min 9°C on Fri night). Wind will be generally light. | Days 5-7 weather summary:Heavy rain (total 28.0mm), heaviest during Wed afternoon. Very mild (max 19°C on Tue morning, min 9°C on Wed afternoon). Wind will be generally light. | |||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | |  |  |  |  |  | |
clear | cloudy | some clouds | some clouds | clear | clear | clear | clear | some clouds | clear | some clouds | rain shwrs | mod. rain | mod. rain | heavy rain | cloudy | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 8 | 11 | — | |
max °C | 10 | 15 | 16 | 12 | 16 | 18 | 14 | 19 | 20 | 15 | 19 | 18 | 14 | 11 | 9 | 10 |
min °C | 9 | 12 | 14 | 11 | 14 | 16 | 12 | 16 | 18 | 14 | 16 | 17 | 11 | 10 | 9 | 10 |
9 | 12 | 14 | 10 | 13 | 16 | 12 | 16 | 18 | 14 | 16 | 17 | 11 | 10 | 9 | 10 | |
74 | 31 | 25 | 52 | 45 | 40 | 76 | 50 | 40 | 71 | 55 | 52 | 85 | 92 | 98 | 83 | |
3500 | 3500 | 3550 | 3550 | 3550 | 3650 | 4150 | 4450 | 4200 | 4300 | 4250 | 3950 | 3850 | 3500 | 3500 | 3450 | |
 | — | 4:39 | — | — | 4:39 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — |
 | — | — | 6:45 | — | — | 6:45 | — | — | 6:46 | — | — | 6:46 | — | — | 6:47 | — |
Popular Koumi Riekkusu Ski Valley Pages
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: | 7 Apr 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 3 of May 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. |
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 1590 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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