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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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Lost Trail - Powder Mountain at 2378 m altitude
Issued by Snow-Forecast.com at: 4 am (local time) / 17 Dec 2025
Now
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  |  |  | |  | |  | | | | | |
heavy snow | light snow | light snow | cloudy | light snow | mod. snow | light snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | cloudy | cloudy | some clouds | light snow | light snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
11 | 1 | 1 | — | 1 | 7 | 3 | 11 | 1 | — | — | — | — | — | 1 | — | 1 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | -10 | -10 | -8 | -4 | -1 | -1 | -4 | -10 | -12 | -10 | -7 | -5 | -4 | -3 | -2 | -2 | -5 |
min °C | -9 | -10 | -10 | -8 | -6 | -3 | -2 | -6 | -13 | -14 | -11 | -10 | -7 | -4 | -4 | -3 | -3 | -8 |
-23 | -24 | -22 | -15 | -14 | -11 | -9 | -14 | -24 | -26 | -19 | -17 | -15 | -11 | -10 | -11 | -11 | -17 | |
87 | 93 | 85 | 79 | 94 | 96 | 98 | 94 | 93 | 92 | 71 | 76 | 91 | 86 | 92 | 85 | 89 | 83 | |
1250 | 950 | 900 | 1150 | 1250 | 2050 | 2100 | 1500 | 0 | 550 | 350 | 250 | 1150 | 1300 | 1300 | 2100 | 1850 | 600 | |
 | 8:11 | — | — | 8:11 | — | — | 8:11 | — | — | 8:11 | — | — | 8:12 | — | — | 8:12 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:53 | — | — | 4:53 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max 0°C on Wed morning, min -13°C on Fri night). Winds decreasing (severe gales from the W on Wed morning, light winds from the SW by Thu morning).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max -2°C on Mon morning, min -14°C on Sat morning). Winds increasing (light winds from the SW on Sat night, strong winds from the WSW by Mon morning).
Popular Lost Trail - Powder Mountain Pages
Snow Radar
Latest snow reports near Lost Trail - Powder Mountain:
Lost Trail - Powder Mountain Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 16 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in USA - Montana are reporting: powder (0) / good piste (1)
Snow History
Week 3 of December has on average:
0.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.4 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Lost Trail - Powder Mountain Forecast Snowfall
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Other resorts in USA - Montana are reporting: powder (0) / good piste (1)
The above table gives the weather forecast for Lost Trail - Powder Mountain at the specific elevation of 2378 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Lost Trail - Powder Mountain. 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 United States.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Lost Trail - Powder Mountain
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