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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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Nanao Korosa at 355 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 22 Jan 2026
Now
Thu 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | | | | | | |  | | | | |  | |
light snow | mod. snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | snow shwrs | light snow | light snow | light snow | light snow | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 6 | 1 | 4 | 3 | 2 | 3 | 4 | 1 | 1 | 2 | — | — | — | — | 2 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | |
max °C | -3 | -4 | -1 | -1 | 1 | 0 | -1 | -2 | -3 | -3 | -4 | -2 | -1 | -1 | 2 | 2 | -1 |
min °C | -4 | -4 | -3 | -1 | -1 | 0 | -2 | -4 | -4 | -4 | -5 | -5 | -1 | -2 | 1 | 1 | -4 |
-8 | -7 | -7 | -5 | -6 | -6 | -6 | -11 | -12 | -12 | -12 | -5 | -3 | -4 | -5 | -5 | -10 | |
64 | 91 | 90 | 93 | 81 | 87 | 87 | 89 | 76 | 79 | 89 | 89 | 72 | 67 | 84 | 88 | 80 | |
0 | 0 | 0 | 150 | 400 | 350 | 250 | 0 | 0 | 0 | 0 | 0 | 200 | 0 | 550 | 600 | 0 | |
 | — | — | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 | — | — |
 | 5:05 | — | — | 5:06 | — | — | 5:07 | — | — | 5:07 | — | — | 5:08 | — | — | 5:09 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 1°C on Fri night, min -4°C on Thu afternoon). Winds increasing (calm on Thu night, fresh winds from the W by Fri night).
Next 4-6 days weather summary:
Mild with light rain (total 3.0mm) on Tue morning Becoming colder with a light covering of snow, mostly falling on Tue afternoon. Freeze-thaw conditions (max 2°C on Tue morning, min -5°C on Sun night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Sun night).
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Latest snow reports near Nanao Korosa:
Nanao Korosa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 12 cm |
| Last snowfall: | 21 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Ishikawa are reporting: powder (0) / good piste (0)
Snow History
Week 4 of January has on average:
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.7 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Nanao Korosa Forecast Snowfall
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Other resorts in Japan - Ishikawa are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Nanao Korosa at the specific elevation of 355 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Nanao Korosa. 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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