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Japan Weekly Snow Roundup #298
Weekly Snow News for Japan, updated 21 January 2026: Japan leads global snowfall again, with 1m (40") in 72 hours on Hokkaido and heavy, cold powder spreading into Honshu.
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Namari Onsen at 345 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 21 Jan 2026
Now
Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | |  | | |  | | | | | | | |
mod. snow | snow shwrs | snow shwrs | mod. snow | light snow | snow shwrs | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | light snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
8 | 1 | 4 | 6 | 2 | 1 | 3 | 1 | — | 2 | — | — | 2 | — | 1 | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -6 | -6 | -7 | -4 | -4 | -6 | -2 | -3 | -7 | -5 | -6 | -8 | -3 | -2 | -4 |
min °C | -9 | -7 | -6 | -7 | -6 | -6 | -8 | -5 | -8 | -11 | -7 | -8 | -10 | -6 | -4 | -5 |
-15 | -13 | -12 | -15 | -14 | -12 | -12 | -5 | -14 | -18 | -14 | -17 | -16 | -12 | -10 | -8 | |
93 | 75 | 78 | 89 | 87 | 85 | 97 | 93 | 81 | 94 | 77 | 79 | 74 | 77 | 84 | 95 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — | — | 4:46 | — | — | 4:47 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -2°C on Sat morning, min -9°C on Wed night). Winds decreasing (fresh winds from the WNW on Fri morning, calm by Fri night).
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Sun night. Temperatures will be below freezing (max -1°C on Tue morning, min -11°C on Sat night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Tue morning).
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Latest snow reports near Namari Onsen:
Namari Onsen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 27 cm |
| Last snowfall: | 20 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
Snow History
Week 4 of January has on average:
0.9 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.9 | Powder days Fresh snow, limited sun, any wind. |
1.8 | Bluebird days Average snow, mostly sunny, light wind. |
Namari Onsen Forecast Snowfall
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Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Namari Onsen at the specific elevation of 345 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Namari Onsen. 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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