Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu morning, min -5°C on Tue morning). Wind will be generally light.
Iwanai Resort Weather (Days 4-6): A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 2°C on Sun morning, min -8°C on Fri afternoon). Winds decreasing (strong winds from the WNW on Sat morning, light winds from the WSW by Sun night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -8 |  | ||||
| Middle Lift: | -4 | | ||||
| Bottom Lift: | 0 | |
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 | |
 |  |  | | |  |  | |  |  | |  | | | |  | | | |
light snow | clear | clear | light snow | light snow | some clouds | some clouds | snow shwrs | snow shwrs | mod. snow | light snow | light snow | light snow | light snow | snow shwrs | cloudy | cloudy | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | — | — | — | — | — | 2 | — | 5 | 1 | 5 | 2 | 1 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -4 | -4 | -1 | 0 | -1 | 1 | 0 | -4 | -4 | -7 | -6 | -4 | -4 | -2 | 2 | 2 | 1 |
min °C | -5 | -5 | -5 | -2 | -2 | -2 | 1 | -3 | -5 | -5 | -8 | -8 | -4 | -4 | -4 | 1 | 1 | -1 |
-11 | -11 | -11 | -7 | -5 | -4 | -3 | -10 | -12 | -14 | -17 | -18 | -13 | -12 | -10 | -5 | -5 | -6 | |
78 | 62 | 66 | 83 | 84 | 70 | 50 | 93 | 74 | 95 | 65 | 72 | 83 | 83 | 81 | 50 | 79 | 69 | |
300 | 300 | 0 | 450 | 700 | 350 | 850 | 800 | 150 | 100 | 0 | 0 | 300 | 350 | 400 | 900 | 1100 | 850 | |
 | 5:48 | — | — | 5:46 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — |
 | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — | — | 5:49 | — | — | 5:50 | — | — | 5:51 | — |
A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu morning, min -5°C on Tue morning). Wind will be generally light.
A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 2°C on Sun morning, min -8°C on Fri afternoon). Winds decreasing (strong winds from the WNW on Sat morning, light winds from the WSW by Sun night).
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 2 cm |
| Last snowfall: | 16 Mar 2026 |
| Snow Alerts | Create Alert |
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
0.5 | 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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