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Japan Weekly Snow Roundup #293
Weekly Snow News for Japan, updated 17 December 2025: Siberian cold fuels relentless powder storms, with Hokkaido leading Japan’s mid-winter surge.
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Shizuokashi Riverwell Ikawa at 1426 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 18 Dec 2025
Now
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  |  |  | | |  | | | | |
snow shwrs | clear | some clouds | rain shwrs | mod. rain | light rain | light rain | heavy rain | rain shwrs | clear | rain shwrs | rain shwrs | some clouds | some clouds | some clouds | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | 12 | 8 | 1 | 5 | 13 | 2 | — | 1 | 1 | — | — | — | — | |
max °C | 1 | 4 | 4 | 6 | 7 | 7 | 9 | 8 | 9 | 9 | 3 | 3 | 1 | 0 | 0 | 2 |
min °C | 1 | 3 | 3 | 4 | 6 | 7 | 8 | 8 | 8 | 5 | 3 | 1 | -1 | 0 | 0 | -1 |
-2 | 1 | 0 | 1 | 4 | 6 | 5 | 5 | 6 | 5 | 1 | 1 | -1 | 0 | 0 | -3 | |
93 | 55 | 78 | 88 | 97 | 97 | 98 | 93 | 83 | 69 | 90 | 85 | 85 | 64 | 82 | 88 | |
1500 | 2200 | 2500 | 2400 | 2500 | 2650 | 2850 | 2900 | 3000 | 2750 | 2050 | 2000 | 1400 | 1450 | 1500 | 1350 | |
 | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — |
 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:38 | — |
Next 0-3 days weather summary:
Heavy rain (total 41.0mm), heaviest during Fri night. Mild temperatures (max 9°C on Sat night, min 1°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 28.0mm), heaviest during Wed afternoon. Freeze-thaw conditions (max 9°C on Sun night, min -1°C on Mon night). Wind will be generally light.
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Latest snow reports near Shizuokashi Riverwell Ikawa:
Shizuokashi Riverwell Ikawa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Shizuoka are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | Powder days Fresh snow, limited sun, any wind. |
3.0 | Bluebird days Average snow, mostly sunny, light wind. |
Shizuokashi Riverwell Ikawa Forecast Snowfall
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Other resorts in Japan - Shizuoka are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Shizuokashi Riverwell Ikawa at the specific elevation of 1426 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shizuokashi Riverwell Ikawa. 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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