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North America Weekly Snow Roundup #299
Weekly Snow News for North America, updated January 28, 2026: Storm Fern transforms eastern conditions, creating one of the strongest mid-winter resets in years.
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Koshi Kogen at 444 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 29 Jan 2026
Now
Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | | |  | | | | | | | |  | |
mod. snow | mod. snow | heavy snow | light snow | light snow | mod. snow | light snow | light snow | mod. snow | snow shwrs | mod. snow | heavy snow | mod. snow | light snow | heavy snow | light snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
7 | 6 | 12 | 3 | 3 | 7 | 4 | 3 | 9 | 1 | 7 | 14 | 8 | 3 | 11 | 2 | 2 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -3 | -4 | -3 | -3 | -4 | -2 | -2 | -3 | -2 | -1 | -2 | -1 | -1 | -2 | -1 | 0 | -2 |
min °C | -3 | -4 | -4 | -4 | -4 | -4 | -3 | -2 | -5 | -2 | -1 | -3 | -2 | -2 | -3 | -1 | -1 | -6 |
-7 | -9 | -9 | -11 | -11 | -12 | -10 | -9 | -9 | -6 | -4 | -7 | -6 | -2 | -6 | -6 | -5 | -9 | |
95 | 90 | 90 | 82 | 82 | 82 | 86 | 84 | 90 | 74 | 98 | 98 | 92 | 96 | 96 | 84 | 85 | 94 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 200 | 0 | 150 | 250 | 0 | 200 | 250 | 0 | 250 | 400 | 0 | |
 | 6:50 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:47 | — | — | 6:46 | — | — |
 | — | 5:04 | — | — | 5:05 | — | — | 5:06 | — | — | 5:07 | — | — | 5:08 | — | — | 5:09 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -2°C on Sat morning, min -5°C on Sat night). Winds decreasing (fresh winds from the WNW on Fri night, light winds from the SW by Sat night).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max 0°C on Tue afternoon, min -6°C on Tue night). Wind will be generally light.
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Latest snow reports near Koshi Kogen:
Koshi Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 34 cm |
| Last snowfall: | 28 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
Snow History
Week 4 of January has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.9 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Koshi Kogen Forecast Snowfall
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Photos of Koshi Kogen
Upload new photo Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Koshi Kogen at the specific elevation of 444 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Koshi Kogen. 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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