Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Wed afternoon, min -7°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the NNW by Fri night).
Iwanai Resort Weather (Days 4-6): A moderate fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 2°C on Sun afternoon, min -4°C on Sat afternoon). Winds increasing (light winds from the W on Sat night, strong winds from the WNW by Mon night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Middle Lift: | -2 | | ||||
| Bottom Lift: | 0 | |
Wed 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | |  |  | | | | | |  | | | | |
cloudy | cloudy | some clouds | light snow | snow shwrs | light snow | mod. snow | heavy snow | light snow | light snow | snow shwrs | light snow | light snow | light snow | light snow | light snow | heavy snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | 4 | — | 1 | 9 | 19 | — | — | 1 | — | — | 1 | 2 | 1 | 13 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | -1 | 0 | -1 | -4 | -2 | -1 | -5 | -5 | -4 | -2 | 1 | 2 | 0 | 0 | -3 | -2 |
min °C | -2 | -2 | 0 | -4 | -5 | -3 | -3 | -7 | -6 | -4 | -4 | 0 | 0 | -1 | 0 | -3 | -4 |
-2 | -5 | -3 | -11 | -13 | -10 | -9 | -17 | -14 | -11 | -11 | -5 | -5 | -7 | -6 | -11 | -13 | |
81 | 65 | 60 | 98 | 71 | 79 | 95 | 81 | 82 | 84 | 75 | 87 | 85 | 94 | 99 | 96 | 98 | |
700 | 400 | 750 | 600 | 250 | 450 | 550 | 100 | 100 | 300 | 400 | 700 | 1000 | 700 | 750 | 400 | 350 | |
 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — |
 | 5:45 | — | — | 5:46 | — | — | 5:49 | — | — | 5:50 | — | — | 5:51 | — | — | 5:52 | — |
A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Wed afternoon, min -7°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the NNW by Fri night).
A moderate fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 2°C on Sun afternoon, min -4°C on Sat afternoon). Winds increasing (light winds from the W on Sat night, strong winds from the WNW by Mon night).
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 17 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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