Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A light covering of new snow, mostly falling on Sat night. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Thu morning). Winds decreasing (fresh winds from the NNE on Thu afternoon, light winds from the NNW by Sat morning).
Iwanai Resort Weather (Days 4-6): A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue afternoon, min -6°C on Sun afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -9 |  | ||||
| Middle Lift: | -7 |  | ||||
| Bottom Lift: | -6 | |
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | | | | |  | |  |  | | | | |
light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | some clouds | some clouds | clear | snow shwrs | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 1 | 2 | 1 | 1 | 1 | — | — | 1 | 2 | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -5 | -4 | -4 | -3 | -4 | -1 | -2 | -2 | -3 | -4 | -5 | -3 | -2 | -3 | -2 | -1 | -2 |
min °C | -5 | -5 | -5 | -4 | -4 | -4 | -2 | -2 | -4 | -3 | -6 | -6 | -3 | -3 | -4 | -3 | -2 | -3 |
-13 | -14 | -13 | -11 | -11 | -11 | -6 | -6 | -9 | -9 | -13 | -13 | -9 | -9 | -10 | -9 | -7 | -7 | |
74 | 90 | 91 | 92 | 92 | 96 | 88 | 93 | 75 | 97 | 78 | 78 | 65 | 54 | 68 | 65 | 50 | 70 | |
0 | 0 | 0 | 0 | 300 | 0 | 450 | 450 | 250 | 350 | 300 | 0 | 350 | 550 | 250 | 450 | 650 | 0 | |
 | 5:56 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — | 5:50 | — | — | 5:48 | — | — |
 | — | 5:38 | — | — | 5:39 | — | — | 5:40 | — | — | 5:43 | — | — | 5:44 | — | — | 5:45 | — |
A light covering of new snow, mostly falling on Sat night. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Thu morning). Winds decreasing (fresh winds from the NNE on Thu afternoon, light winds from the NNW by Sat morning).
A dusting of new snow. Temperatures will be below freezing (max -1°C on Tue afternoon, min -6°C on Sun afternoon). Wind will be generally light.
Latest snow reports near Iwanai Resort:
It is snowing steadily at Niseko Grand Hirafu. from Niseko Grand Hirafu
It is snowing steadily in Kiroro Resort. from Kiroro Resort
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 11 Mar 2026 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.8 | Powder days Fresh snow, limited sun, any wind. |
1.3 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Iwanai Resort at the specific elevation of 764 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Iwanai Resort. 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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