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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 1800 m altitude
Issued by Snow-Forecast.com at: 10 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 | |
 |  | |  | | |  | |  |  | |  |  | | | | | | |
some clouds | clear | some clouds | cloudy | clear | some clouds | some clouds | some clouds | cloudy | snow shwrs | some clouds | light snow | light snow | some clouds | cloudy | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 4 | -3 | 2 | 4 | -3 | -1 | 1 | -2 | 0 | 0 | -5 | -4 | -3 | -8 | -5 | -3 | -8 |
min °C | -3 | 0 | -5 | -2 | 0 | -5 | -6 | -2 | -4 | -4 | -2 | -8 | -7 | -5 | -10 | -10 | -5 | -11 |
-7 | -3 | -9 | -5 | -3 | -9 | -11 | -7 | -10 | -11 | -5 | -8 | -10 | -9 | -14 | -14 | -9 | -16 | |
67 | 77 | 54 | 47 | 67 | 59 | 67 | 84 | 89 | 72 | 82 | 93 | 72 | 74 | 90 | 76 | 74 | 89 | |
3350 | 3300 | 1450 | 3450 | 3150 | 1900 | 2150 | 1800 | 1650 | 1750 | 1500 | 750 | 1150 | 1150 | 350 | 1000 | 1150 | 350 | |
 | 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 Thu afternoon, min -6°C on Sat morning). Wind will be generally light.
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max 0°C on Sun morning, min -11°C on Tue night). Wind will be generally light.
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:
0.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
1.7 | 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 1800 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
- Vote
- Kathleen from Canada writes:
I remember skiing Fortress back in the late 80's and loved it. Hope it will open again - hope they reopen the old lodge too - was a great place to stay - totally old school skiing and lots of good fun.
Visitor Reviews of Fortress Mountain
Kathleen from Canada writes:
I remember skiing Fortress back in the late 80's and loved it. Hope it will open again - hope they reopen the old lodge too - was a great place to stay - totally old school skiing and lots of good fun.
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