Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the NNE by Thu morning).
Iwanai Resort Weather (Days 4-6): A dusting of new snow. Temperatures will be below freezing (max -1°C on Sat morning, min -4°C on Fri morning). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -11 |  | ||||
| Middle Lift: | -9 | | ||||
| Bottom Lift: | -7 | |
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  |  | | | | | | | | |  | |  | |
light snow | snow shwrs | light snow | light snow | snow shwrs | clear | cloudy | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | some clouds | light snow | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | 3 | 1 | 1 | — | — | 1 | 4 | 1 | 1 | 2 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -6 | -7 | -5 | -5 | -7 | -5 | -5 | -4 | -3 | -3 | -4 | -1 | -1 | -2 | -2 | -1 | -2 |
min °C | -7 | -7 | -9 | -6 | -6 | -8 | -6 | -5 | -5 | -4 | -4 | -4 | -2 | -2 | -3 | -2 | -2 | -3 |
-12 | -11 | -12 | -9 | -10 | -15 | -14 | -13 | -12 | -11 | -10 | -10 | -5 | -5 | -8 | -7 | -6 | -7 | |
84 | 71 | 95 | 89 | 88 | 65 | 78 | 82 | 96 | 92 | 93 | 98 | 89 | 88 | 83 | 63 | 89 | 94 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 300 | 300 | 0 | 500 | 550 | 350 | 500 | 600 | 400 | |
 | 6:00 | — | — | 5:58 | — | — | 5:56 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — |
 | — | 5:37 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — | — | 5:40 | — | — | 5:43 | — |
A moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -4°C on Thu night, min -9°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the NNE by Thu morning).
A dusting of new snow. Temperatures will be below freezing (max -1°C on Sat morning, min -4°C on Fri morning). Wind will be generally light.
Latest snow reports near Iwanai Resort:
Snow falling in Niseko Annupuri. from Niseko Annupuri
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 22 cm |
| Last snowfall: | 9 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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