Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -13°C on Tue morning). Winds decreasing (near gales from the W on Tue morning, calm by Thu afternoon).
Iwanai Resort Weather (Days 4-6): A heavy fall of snow, heaviest during Sun morning. Temperatures will be well below freezing (max -10°C on Sat night, min -12°C on Fri afternoon). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -13 |  | ||||
| Middle Lift: | -10 | | ||||
| Bottom Lift: | -7 | |
Latest snow reports near Iwanai Resort:
There is heavy snow falling in Sapporo Kokusai. from Sapporo Kokusai
It is snowing heavily in Niseko Grand Hirafu. from Niseko Grand Hirafu
Snowing heavily in Niseko Grand Hirafu. from Niseko Grand Hirafu
Snow is falling at Niseko Grand Hirafu. from Niseko Grand Hirafu
Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  | | | | | | | | |  | |
mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | heavy snow | mod. snow | light snow | mod. snow | light snow | light snow | mod. snow | light snow | light snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
5 | 8 | 7 | 7 | 7 | 9 | 5 | 9 | 20 | 5 | 3 | 5 | 3 | 2 | 8 | 5 | 2 | 4 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -11 | -10 | -11 | -11 | -11 | -12 | -10 | -10 | -10 | -11 | -11 | -12 | -11 | -11 | -10 | -10 | -11 | -11 |
min °C | -13 | -10 | -12 | -11 | -12 | -12 | -11 | -11 | -11 | -11 | -12 | -12 | -11 | -12 | -12 | -11 | -12 | -11 |
-27 | -20 | -22 | -19 | -19 | -18 | -18 | -11 | -21 | -18 | -20 | -19 | -18 | -19 | -17 | -18 | -21 | -20 | |
96 | 93 | 90 | 89 | 93 | 95 | 91 | 93 | 96 | 94 | 91 | 93 | 92 | 88 | 94 | 88 | 89 | 90 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:00 | — | — |
 | — | 4:32 | — | — | 4:35 | — | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:39 | — |
A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be well below freezing (max -10°C on Tue afternoon, min -13°C on Tue morning). Winds decreasing (near gales from the W on Tue morning, calm by Thu afternoon).
A heavy fall of snow, heaviest during Sun morning. Temperatures will be well below freezing (max -10°C on Sat night, min -12°C on Fri afternoon). Wind will be generally light.
Latest snow reports near Iwanai Resort:
There is heavy snow falling in Sapporo Kokusai. from Sapporo Kokusai
It is snowing heavily in Niseko Grand Hirafu. from Niseko Grand Hirafu
Snowing heavily in Niseko Grand Hirafu. from Niseko Grand Hirafu
Snow is falling at Niseko Grand Hirafu. from Niseko Grand Hirafu
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 22 cm |
| Last snowfall: | 19 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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