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Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri night, min -14°C on Wed night). Winds increasing (fresh winds from the W on Thu night, near gales from the SW by Fri night).
Iwanai Resort Weather (Days 4-6): A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max 0°C on Sat night, min -11°C on Sun night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Tue morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -13 |  | ||||
| Middle Lift: | -10 | | ||||
| Bottom Lift: | -6 | |
Latest snow reports near Iwanai Resort:
Continuous light snow reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort Ski Resort from Niseko Hanazono Resort
Continuous light snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  |  | | | | | | | | | |  |  | |
light snow | light snow | light snow | snow shwrs | cloudy | cloudy | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | snow shwrs | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
2 | — | — | — | — | — | — | — | 1 | 5 | 4 | 1 | 2 | 1 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -13 | -12 | -11 | -7 | -3 | -2 | 2 | 1 | 1 | 0 | -2 | -8 | -10 | -11 | -10 | -8 |
min °C | -14 | -13 | -12 | -10 | -5 | -2 | -1 | 1 | 1 | 0 | -3 | -9 | -11 | -11 | -11 | -10 |
-28 | -24 | -23 | -20 | -14 | -11 | -9 | -7 | -7 | -7 | -9 | -18 | -19 | -16 | -15 | -13 | |
94 | 92 | 91 | 91 | 61 | 85 | 96 | 86 | 99 | 99 | 98 | 94 | 94 | 92 | 85 | 44 | |
0 | 0 | 0 | 0 | 0 | 550 | 1050 | 1350 | 1450 | 1200 | 250 | 0 | 0 | 0 | 0 | 0 | |
 | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — |
 | — | — | 4:04 | — | — | 4:05 | — | — | 4:05 | — | — | 4:05 | — | — | 4:06 | — |
A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri night, min -14°C on Wed night). Winds increasing (fresh winds from the W on Thu night, near gales from the SW by Fri night).
A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max 0°C on Sat night, min -11°C on Sun night). Winds decreasing (fresh winds from the WSW on Sat night, calm by Tue morning).
Latest snow reports near Iwanai Resort:
Continuous light snow reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort Ski Resort from Niseko Hanazono Resort
Continuous light 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: | 7 cm |
| Last snowfall: | 16 Dec 2025 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
6.2 | 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 1164 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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