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Japan Weekly Snow Roundup #300
Weekly Snow News for Japan, updated 4th February 2026: Snowpack passes six metres at Seki Onsen as storms continue.
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Fortress Mountain at 2499 m altitude
Issued by Snow-Forecast.com at: 4 am (local time) / 05 Feb 2026
Now
Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  |  |  | |  | | |  | | | | |
clear | clear | some clouds | cloudy | clear | some clouds | clear | some clouds | snow shwrs | light snow | cloudy | cloudy | cloudy | some clouds | light snow | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 3 | 3 | 4 | 3 | -1 | -1 | -1 | -2 | -5 | -5 | -7 | -8 | -8 | -10 | -9 | -9 | -10 |
min °C | 1 | 2 | 1 | 3 | 1 | -2 | -3 | -2 | -4 | -5 | -5 | -8 | -9 | -8 | -11 | -11 | -9 | -10 |
-4 | -2 | -4 | 0 | -3 | -8 | -9 | -9 | -11 | -13 | -12 | -8 | -9 | -14 | -17 | -16 | -14 | -15 | |
40 | 42 | 27 | 23 | 38 | 39 | 51 | 67 | 77 | 60 | 55 | 77 | 68 | 60 | 76 | 73 | 78 | 68 | |
3400 | 3300 | 1400 | 3450 | 3150 | 1400 | 2100 | 1850 | 1600 | 1750 | 1550 | 950 | 1350 | 1300 | 500 | 900 | 1150 | 250 | |
 | 8:10 | — | — | 8:08 | — | — | 8:07 | — | — | 8:04 | — | — | 8:03 | — | — | 8:02 | — | — |
 | — | 5:38 | — | — | 5:40 | — | — | 5:43 | — | — | 5:44 | — | — | 5:45 | — | — | 5:47 | — |
Next 0-3 days weather summary:
Mostly dry. Freeze-thaw conditions (max 4°C on Fri morning, min -4°C on Sat night). Winds increasing (light winds from the WSW on Thu afternoon, strong winds from the W by Sat night).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max -5°C on Sun morning, min -11°C on Mon night). Winds decreasing (strong winds from the WSW on Sun morning, calm by Sun night).
Popular Fortress Mountain Pages
Snow Radar
Latest snow reports near Fortress Mountain:
Fortress Mountain Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 24 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Canada - Alberta are reporting: powder (0) / good piste (1)
Snow History
Week 1 of February has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.8 | Powder days Fresh snow, limited sun, any wind. |
2.2 | Bluebird days Average snow, mostly sunny, light wind. |
Fortress Mountain Forecast Snowfall
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Photos of Fortress Mountain
Upload new photo Other resorts in Canada - Alberta are reporting: powder (0) / good piste (1)
The above table gives the weather forecast for Fortress Mountain at the specific elevation of 2499 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Fortress 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 Canada.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Fortress Mountain
Overall 3.3 Based on 2 votes and 10 reviews
- Snowsure
- Variety of pistes
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- rowan harper from Canada writes:
Fortress Mountain is currently open under the title of K-POW cat skiing. They offer private or walk on experiences. Check out K-POW.CA for more info on this experience.
Visitor Reviews of Fortress Mountain
rowan harper from Canada writes:
Fortress Mountain is currently open under the title of K-POW cat skiing. They offer private or walk on experiences. Check out K-POW.CA for more info on this experience.
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