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North America Weekly Snow Roundup #289
Weekly Snow News for North America, updated 19 November 2025: fresh storms improve early-season cover as US and Canadian resorts expand terrain.
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Koumi Riekkusu Ski Valley at 1400 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 20 Nov 2025
Now
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | | |  | |  | | | | | |  | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | clear | clear | some clouds | some clouds | snow shwrs | clear | clear | clear | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | |
max°C | 6 | 6 | 0 | 7 | 6 | 0 | 6 | 6 | 1 | 8 | 8 | 4 | 9 | 8 | 3 | 8 | 7 | 2 | 1 | 1 | -2 |
min°C | 2 | 0 | -1 | 4 | 1 | -2 | 1 | 1 | 0 | 5 | 5 | 2 | 5 | 4 | 1 | 6 | 3 | -2 | -1 | -3 | -3 |
0 | 0 | -4 | 1 | -4 | -6 | -2 | 1 | -3 | 3 | 3 | 0 | 4 | 2 | 0 | 5 | 0 | -8 | -6 | -8 | -7 | |
52 | 33 | 55 | 55 | 51 | 84 | 78 | 47 | 80 | 50 | 45 | 67 | 46 | 35 | 42 | 40 | 53 | 97 | 59 | 48 | 56 | |
1600 | 2150 | 1650 | 2250 | 2200 | 1500 | 1500 | 2350 | 2050 | 2450 | 2650 | 2950 | 2500 | 2650 | 2400 | 2350 | 2250 | 1650 | 1150 | 1650 | 1100 | |
 | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — |
 | — | 4:36 | — | — | 4:35 | — | — | 4:35 | — | — | 4:34 | — | — | 4:34 | — | — | 4:32 | — | — | 4:32 | — |
Next 0-3 days weather summary:
Mostly dry. Freeze-thaw conditions (max 7°C on Fri morning, min -2°C on Fri night). Wind will be generally light.
Next 4-6 days weather summary:
Drizzle at first, then turning colder with dusting of snow on Tue night. Freeze-thaw conditions (max 9°C on Mon morning, min -2°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: | 18 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 3 of November has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.3 | 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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