Sign In with Apple
Sign In with Google
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Snow
Japan Weekly Snow Roundup #298
Weekly Snow News for Japan, updated 21 January 2026: Japan leads global snowfall again, with 1m (40") in 72 hours on Hokkaido and heavy, cold powder spreading into Honshu.
View forecast
Iwakisan Hyakuzawa at 565 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 22 Jan 2026
Now
Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  | | | | | | | |  | | |
heavy snow | light snow | light snow | light snow | mod. snow | light snow | mod. snow | light snow | light snow | mod. snow | light snow | light snow | light snow | light snow | heavy snow | mod. snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
10 | 5 | 4 | 4 | 6 | 2 | 6 | 4 | 5 | 8 | 1 | 1 | 2 | 1 | 11 | 6 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -8 | -8 | -8 | -7 | -7 | -9 | -9 | -9 | -8 | -6 | -6 | -5 | -3 | -2 | -6 |
min °C | -10 | -9 | -8 | -8 | -7 | -8 | -10 | -9 | -10 | -10 | -8 | -7 | -7 | -4 | -4 | -8 |
-19 | -18 | -17 | -17 | -12 | -16 | -19 | -18 | -20 | -19 | -14 | -13 | -14 | -8 | -12 | -17 | |
86 | 88 | 89 | 86 | 94 | 83 | 91 | 88 | 88 | 88 | 87 | 83 | 87 | 92 | 98 | 87 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 200 | 0 | |
 | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — |
 | — | — | 4:44 | — | — | 4:45 | — | — | 4:46 | — | — | 4:47 | — | — | 4:49 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Temperatures will be well below freezing (max -7°C on Sat morning, min -10°C on Thu night). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the WNW by Sun morning).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -2°C on Tue afternoon, min -10°C on Sun night). Mainly fresh winds.
Popular Iwakisan Hyakuzawa Pages
Snow Radar
Latest snow reports near Iwakisan Hyakuzawa:
Iwakisan Hyakuzawa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 26 cm |
| Last snowfall: | 21 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)
Snow History
Week 4 of January has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.2 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
Iwakisan Hyakuzawa Forecast Snowfall
Sign up or Login to accessSnow-Forecast Partner Offers
Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Iwakisan Hyakuzawa at the specific elevation of 565 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Iwakisan Hyakuzawa. 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 Iwakisan Hyakuzawa
Nearest