Iwakisan Hyakuzawa Weather (Next 3 days): The snow forecast for Iwakisan Hyakuzawa is: Light rain (total 2.0mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 7°C on Sun morning, min -4°C on Mon night). Winds decreasing (near gales from the SW on Sun night, light winds from the SW by Tue morning).
Iwakisan Hyakuzawa Weather (Days 4-6): A light covering of new snow, mostly falling on Tue night. Freeze-thaw conditions (max 6°C on Fri morning, min -3°C on Tue night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 3 |  | ||||
| Middle Lift: | 4 | | ||||
| Bottom Lift: | 5 | |
Sat 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  | |  |  | |  | | |  |  |  | | | |  | |
cloudy | some clouds | some clouds | cloudy | snow shwrs | light snow | light snow | light snow | light snow | light snow | mod. snow | snow shwrs | clear | some clouds | clear | some clouds | clear | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | 1 | 1 | — | — | 1 | 1 | 6 | — | — | — | — | — | — | |
— | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 2 | 7 | 7 | 6 | -3 | -3 | -3 | -2 | -1 | -1 | -2 | 0 | -1 | 4 | 5 | 2 |
min °C | 1 | 1 | 4 | 5 | -1 | -3 | -3 | -4 | -2 | -2 | -3 | -3 | -2 | -1 | 2 | 2 | 1 |
-4 | -4 | 0 | 0 | -9 | -12 | -12 | -11 | -7 | -6 | -5 | -7 | -5 | -4 | 2 | 2 | 1 | |
64 | 55 | 52 | 57 | 60 | 88 | 84 | 88 | 98 | 99 | 99 | 51 | 36 | 49 | 40 | 34 | 49 | |
1150 | 1300 | 1800 | 2050 | 2300 | 450 | 450 | 0 | 300 | 300 | 0 | 250 | 700 | 0 | 2050 | 2200 | 2300 | |
 | — | — | 6:22 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:18 | — | — |
 | 5:19 | — | — | 5:20 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — |
Light rain (total 2.0mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 7°C on Sun morning, min -4°C on Mon night). Winds decreasing (near gales from the SW on Sun night, light winds from the SW by Tue morning).
A light covering of new snow, mostly falling on Tue night. Freeze-thaw conditions (max 6°C on Fri morning, min -3°C on Tue night). Wind will be generally light.
Latest snow reports near Iwakisan Hyakuzawa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 9 cm |
| Last snowfall: | 20 Feb 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.1 | Powder days Fresh snow, limited sun, any wind. |
0.4 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Iwakisan Hyakuzawa at the specific elevation of 784 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.
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