Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Wed afternoon. Temperatures will be below freezing (max -3°C on Wed morning, min -12°C on Thu night). Winds increasing (light winds from the SSW on Tue night, fresh winds from the NNW by Wed night).
Iwanai Resort Weather (Days 4-6): A dusting of snow turning to light rain (total 2.0mm) on Sun night. Freeze-thaw conditions (max 4°C on Sun night, min -6°C on Fri morning). Winds increasing (light winds from the W on Fri morning, near gales from the SSW by Sun night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -10 |  | ||||
| Middle Lift: | -6 | | ||||
| Bottom Lift: | -2 | |
Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  |  |  |  | | |  | | | |  | | | | |  | |
cloudy | cloudy | light snow | light snow | heavy snow | heavy snow | light snow | light snow | some clouds | light snow | light snow | some clouds | some clouds | cloudy | some clouds | cloudy | cloudy | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 1 | — | 11 | 15 | 3 | — | — | 1 | 1 | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | |
max °C | -6 | -5 | -6 | -3 | -4 | -6 | -10 | -10 | -10 | -4 | -2 | -3 | 0 | 0 | 1 | 3 | 3 | 4 |
min °C | -7 | -6 | -7 | -4 | -5 | -10 | -10 | -11 | -12 | -6 | -3 | -5 | -1 | 0 | 0 | 3 | 2 | 3 |
-14 | -12 | -13 | -12 | -12 | -19 | -19 | -19 | -20 | -12 | -10 | -12 | -6 | -5 | -5 | -2 | -4 | -3 | |
82 | 81 | 94 | 84 | 96 | 96 | 89 | 84 | 71 | 95 | 96 | 99 | 89 | 83 | 95 | 77 | 78 | 80 | |
0 | 200 | 0 | 200 | 200 | 0 | 0 | 0 | 0 | 0 | 350 | 0 | 550 | 800 | 900 | 1650 | 1650 | 1700 | |
 | 6:33 | — | — | 6:31 | — | — | 6:31 | — | — | 6:28 | — | — | 6:28 | — | — | 6:26 | — | — |
 | — | 5:09 | — | — | 5:10 | — | — | 5:13 | — | — | 5:14 | — | — | 5:15 | — | — | 5:16 | — |
A heavy fall of snow, heaviest during Wed afternoon. Temperatures will be below freezing (max -3°C on Wed morning, min -12°C on Thu night). Winds increasing (light winds from the SSW on Tue night, fresh winds from the NNW by Wed night).
A dusting of snow turning to light rain (total 2.0mm) on Sun night. Freeze-thaw conditions (max 4°C on Sun night, min -6°C on Fri morning). Winds increasing (light winds from the W on Fri morning, near gales from the SSW by Sun night).
Latest snow reports near Iwanai Resort:
Snowing at a moderate rate at Niseko Hanazono Resort. from Niseko Hanazono Resort
Snow falling at Niseko Village. from Niseko Village
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 13 cm |
| Last snowfall: | 16 Feb 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.3 | Powder days Fresh snow, limited sun, any wind. |
0.3 | 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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