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North America Weekly Snow Roundup #299
Weekly Snow News for North America, updated January 28, 2026: Storm Fern transforms eastern conditions, creating one of the strongest mid-winter resets in years.
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Koumi Riekkusu Ski Valley at 1590 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 31 Jan 2026
Now
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | | |  | |  | | | | | |
some clouds | some clouds | clear | some clouds | clear | some clouds | snow shwrs | clear | clear | clear | some clouds | cloudy | some clouds | some clouds | cloudy | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -4 | -4 | -7 | -4 | -3 | -7 | -6 | -4 | -5 | 0 | 2 | -1 | 1 | 2 | -2 |
min °C | -9 | -7 | -6 | -8 | -7 | -5 | -9 | -8 | -6 | -6 | -3 | 0 | -2 | -1 | -1 | -4 |
-14 | -14 | -12 | -14 | -12 | -9 | -15 | -14 | -10 | -10 | -7 | -3 | -6 | -6 | -7 | -11 | |
62 | 53 | 48 | 82 | 65 | 46 | 73 | 76 | 50 | 64 | 26 | 22 | 32 | 43 | 46 | 74 | |
0 | 600 | 1100 | 200 | 550 | 1200 | 400 | 450 | 1000 | 400 | 1000 | 1850 | 1250 | 1400 | 1800 | 1000 | |
 | — | 6:47 | — | — | 6:46 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — |
 | — | — | 5:12 | — | — | 5:13 | — | — | 5:14 | — | — | 5:15 | — | — | 5:15 | — |
Next 0-3 days weather summary:
Mostly dry. Temperatures will be below freezing (max -3°C on Mon afternoon, min -9°C on Sat night). Wind will be generally light.
Next 4-6 days weather summary:
Mostly dry. Freeze-thaw conditions (max 2°C on Wed afternoon, min -6°C on Tue 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: | 1 cm |
| Last snowfall: | 29 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 1 of February has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.8 | Powder days Fresh snow, limited sun, any wind. |
2.9 | 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 (3) / good piste (3)
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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