Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be well below freezing (max -10°C on Thu morning, min -13°C on Thu night). Wind will be generally light.
Iwanai Resort Weather (Days 4-6): A heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -9°C on Tue morning, min -12°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Tue morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -15 |  | ||||
| Middle Lift: | -11 | | ||||
| Bottom Lift: | -8 | |
Latest snow reports near Iwanai Resort:
Snowing heavily in Sapporo Kokusai. from Sapporo Kokusai
It is snowing steadily in Niseko Grand Hirafu. from Niseko Grand Hirafu
Wed 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | | | | | | | | | | | |
light snow | heavy snow | mod. snow | mod. snow | mod. snow | light snow | light snow | mod. snow | light snow | light snow | mod. snow | mod. snow | light snow | light snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
3 | 11 | 6 | 8 | 7 | 4 | 3 | 6 | 2 | 2 | 10 | 5 | 2 | 2 | 2 | 2 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -11 | -11 | -10 | -10 | -12 | -12 | -12 | -12 | -11 | -11 | -11 | -10 | -10 | -11 | -11 | -11 | -10 |
min °C | -11 | -11 | -10 | -11 | -13 | -12 | -12 | -12 | -12 | -11 | -12 | -10 | -12 | -11 | -11 | -11 | -11 |
-19 | -18 | -17 | -19 | -21 | -20 | -21 | -20 | -20 | -19 | -22 | -19 | -22 | -21 | -20 | -20 | -19 | |
83 | 94 | 90 | 95 | 91 | 92 | 89 | 91 | 90 | 85 | 92 | 96 | 82 | 81 | 89 | 91 | 90 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:00 | — | — | 6:58 | — | — |
 | 4:35 | — | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:39 | — | — | 4:40 | — |
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be well below freezing (max -10°C on Thu morning, min -13°C on Thu night). Wind will be generally light.
A heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -9°C on Tue morning, min -12°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Tue morning).
Latest snow reports near Iwanai Resort:
Snowing heavily in Sapporo Kokusai. from Sapporo Kokusai
It is snowing steadily in Niseko Grand Hirafu. from Niseko Grand Hirafu
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 42 cm |
| Last snowfall: | 20 Jan 2026 |
| Snow Alerts | Create Alert |
1.0 | 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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