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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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Myoko Pine Valley at 945 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 18 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | |  |  |  | | | | | |  | |
light snow | snow shwrs | clear | clear | clear | some clouds | clear | clear | some clouds | some clouds | mod. rain | light snow | light snow | light snow | clear | clear | some clouds | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
2 | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 6 | 3 | — | — | — | — | — | — | |
max °C | -2 | -2 | 1 | 6 | 7 | 6 | 9 | 10 | 9 | 10 | 8 | 3 | -1 | -1 | 0 | 4 | 6 | 6 |
min °C | -2 | -2 | -1 | 3 | 6 | 5 | 7 | 9 | 9 | 10 | 5 | 0 | -1 | -2 | -2 | 2 | 5 | 4 |
-6 | -5 | -1 | 0 | 4 | 2 | 4 | 7 | 7 | 8 | 2 | -5 | -6 | -5 | -2 | -1 | 2 | 0 | |
97 | 91 | 56 | 47 | 43 | 51 | 82 | 69 | 65 | 70 | 95 | 98 | 98 | 92 | 69 | 56 | 47 | 63 | |
650 | 700 | 450 | 2100 | 2550 | 2600 | 2500 | 2650 | 2750 | 2850 | 2350 | 1100 | 850 | 800 | 700 | 1450 | 2250 | 2250 | |
 | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — | — | 4:32 | — | — | 4:34 | — | — | 4:34 | — |
Next 0-3 days weather summary:
A dusting of new snow. Freeze-thaw conditions (max 10°C on Sat afternoon, min -2°C on Thu morning). Wind will be generally light.
Next 4-6 days weather summary:
Light rain (total 9.0mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 10°C on Sun morning, min -2°C on Mon afternoon). Winds increasing (calm on Mon night, fresh winds from the SSW by Tue night).
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Latest snow reports near Myoko Pine Valley:
22 km away from Myoko Pine Valley
1 hour ago
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
23 km away from Myoko Pine Valley
3 hours agoContinuous light rain reported from Takada at 18 metres elevation only 2 kms E of Kanayasan but it is forecast cold enough for snow at the ski area from Kanayasan
22 km away from Myoko Pine Valley
7 hours agoContinuous light rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
19 km away from Myoko Pine Valley
8 hours ago
Snow is falling in Nozawa Onsen. from Nozawa Onsen
Myoko Pine Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 8 cm |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.0 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
Myoko Pine Valley Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Myoko Pine Valley at the specific elevation of 945 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Myoko Pine 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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