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Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Mon morning, min -10°C on Wed night). Winds increasing (calm on Mon morning, strong winds from the W by Tue afternoon).
Iwanai Resort Weather (Days 4-6): A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -7°C on Sat night, min -13°C on Thu night). Winds increasing (light winds from the W on Thu afternoon, fresh winds from the WNW by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -6 |  | ||||
| Middle Lift: | -3 |  | ||||
| Bottom Lift: | -1 | |
Latest snow reports near Iwanai Resort:
Intermittent moderate snow reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort Ski Resort from Niseko Hanazono Resort
Intermittent moderate snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
Light rain and snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  | | | | | |  | | |  | | | | | | | |
mod. snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | heavy snow | light snow | light snow | mod. snow | light snow | mod. snow | mod. snow | light snow | light snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
6 | 3 | 5 | 1 | 1 | 1 | — | — | 10 | — | 1 | 9 | 4 | 7 | 7 | 1 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -4 | -5 | -8 | -8 | -8 | -7 | -6 | -4 | -9 | -10 | -10 | -13 | -12 | -11 | -10 | -9 | -7 |
min °C | -3 | -5 | -7 | -8 | -8 | -8 | -8 | -6 | -10 | -10 | -10 | -13 | -13 | -12 | -11 | -10 | -10 | -9 |
-5 | -12 | -16 | -18 | -18 | -18 | -17 | -14 | -19 | -19 | -18 | -24 | -24 | -23 | -21 | -20 | -18 | -17 | |
96 | 95 | 83 | 78 | 85 | 74 | 72 | 73 | 97 | 84 | 85 | 91 | 91 | 94 | 93 | 80 | 77 | 83 | |
300 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 4:02 | — | — | 4:02 | — | — | 4:02 | — | — | 4:02 | — | — | 4:02 | — | — | 4:02 | — |
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Mon morning, min -10°C on Wed night). Winds increasing (calm on Mon morning, strong winds from the W by Tue afternoon).
A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -7°C on Sat night, min -13°C on Thu night). Winds increasing (light winds from the W on Thu afternoon, fresh winds from the WNW by Fri night).
Latest snow reports near Iwanai Resort:
Intermittent moderate snow reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort Ski Resort from Niseko Hanazono Resort
Intermittent moderate snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
Light rain and snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 4 cm |
| Last snowfall: | 7 Dec 2025 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.2 | Powder days Fresh snow, limited sun, any wind. |
0.0 | 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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