Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 3°C on Mon morning, min -6°C on Fri night). Winds decreasing (gales from the NW on Fri night, light winds from the SW by Mon afternoon).
Iwanai Resort Weather (Days 4-6): A dusting of new snow. Freeze-thaw conditions (max 2°C on Thu morning, min -4°C on Tue night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -5 |  | ||||
| Middle Lift: | -3 | | ||||
| Bottom Lift: | -1 |  |
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  | | | |  |  |  | | | |
heavy snow | snow shwrs | light snow | light snow | snow shwrs | light snow | some clouds | cloudy | cloudy | light snow | light snow | some clouds | clear | clear | some clouds | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
16 | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -5 | -4 | -1 | 1 | 1 | -1 | 3 | 2 | 0 | -2 | -2 | -4 | 0 | 1 | -1 |
min °C | -6 | -6 | -5 | -4 | 0 | 0 | -1 | 1 | 1 | -3 | -3 | -3 | -4 | -1 | -1 | -1 |
-17 | -16 | -13 | -11 | -6 | -5 | -6 | -4 | -2 | -10 | -10 | -9 | -10 | -6 | -4 | -4 | |
87 | 75 | 83 | 74 | 83 | 86 | 81 | 78 | 80 | 99 | 89 | 78 | 60 | 39 | 33 | 48 | |
250 | 0 | 250 | 400 | 750 | 900 | 500 | 1050 | 1050 | 550 | 400 | 550 | 0 | 650 | 900 | 0 | |
 | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:35 | — | — | 5:33 | — | — |
 | — | — | 5:50 | — | — | 5:51 | — | — | 5:52 | — | — | 5:52 | — | — | 5:53 | — |
A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 3°C on Mon morning, min -6°C on Fri night). Winds decreasing (gales from the NW on Fri night, light winds from the SW by Mon afternoon).
A dusting of new snow. Freeze-thaw conditions (max 2°C on Thu morning, min -4°C on Tue night). Wind will be generally light.
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 19 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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