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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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Iwappara at 400 m altitude
Issued by Snow-Forecast.com at: 2 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 | some clouds | clear | light rain | light snow | light snow | light snow | light snow | light snow | light snow | mod. snow | heavy snow | light snow | snow shwrs | clear | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | 2 | 4 | 1 | 3 | 2 | 2 | 7 | 15 | 4 | 1 | — | — | — | — | |
— | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 8 | 8 | 1 | 4 | 2 | -2 | -2 | -2 | -6 | -3 | -4 | -5 | 0 | 0 | -6 | 4 | 4 | 2 |
min °C | 6 | 2 | 1 | 3 | -1 | -5 | -3 | -4 | -8 | -5 | -5 | -6 | -3 | -4 | -7 | 2 | 1 | -2 |
6 | 2 | 1 | 0 | -4 | -9 | -6 | -8 | -8 | -8 | -11 | -12 | -9 | -4 | -7 | 2 | 0 | -4 | |
66 | 64 | 74 | 86 | 95 | 92 | 84 | 87 | 92 | 88 | 90 | 91 | 87 | 78 | 81 | 75 | 85 | 72 | |
1150 | 1350 | 1400 | 1000 | 600 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 400 | 0 | 850 | 1150 | 1600 | |
 | 6:43 | — | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — | 6:39 | — | — |
 | — | 5:13 | — | — | 5:14 | — | — | 5:15 | — | — | 5:15 | — | — | 5:16 | — | — | 5:17 | — |
Next 0-3 days weather summary:
Mild at first with light rain (total 3.0mm) on Fri morning followed by colder weather and light fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 8°C on Thu morning, min -8°C on Sat night). Wind will be generally light.
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 4°C on Tue morning, min -7°C on Mon night). Wind will be generally light.
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Snow Radar
Latest snow reports near Iwappara:
Iwappara Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 3 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (1) / good piste (1)
Snow History
Week 1 of February has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.0 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Iwappara Forecast Snowfall
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Photos of Iwappara
Mid-station ticket hut at Iwappara by Snow Country Instructors
View from the slopes at Iwappara by Snow Country Instructors
Iwappara from a distance by Snow Country Instructors
Upload new photo Other resorts in Japan - Niigata are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Iwappara at the specific elevation of 400 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Iwappara. 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.
Visitor Reviews of Iwappara
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