Iwanai Resort Weather (Next 3 days): The snow forecast for Iwanai Resort is: A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -3°C on Thu morning, min -10°C on Fri night). Winds increasing (light winds from the SSW on Thu morning, near gales from the SSW by Fri afternoon).
Iwanai Resort Weather (Days 4-6): A light covering of new snow, mostly falling on Mon night. Temperatures will be below freezing (max -1°C on Sun morning, min -6°C on Mon night). Winds decreasing (strong winds from the N on Mon night, light winds from the WNW by Tue night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -3 |  | ||||
| Middle Lift: | 0 | | ||||
| Bottom Lift: | 4 | |
Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  | |  |  |  |  | |  | |  | | |  | | |  | |
cloudy | light snow | snow shwrs | light snow | mod. snow | heavy snow | snow shwrs | some clouds | snow shwrs | clear | light snow | cloudy | light snow | light snow | light snow | snow shwrs | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 4 | 1 | — | 9 | 20 | 1 | — | 1 | — | — | — | 1 | 1 | 5 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -4 | -8 | -6 | -5 | -8 | -9 | -8 | -4 | -1 | -1 | -2 | -1 | -1 | -3 | -5 | -4 | -4 |
min °C | -3 | -7 | -9 | -7 | -6 | -10 | -9 | -8 | -7 | -2 | -2 | -2 | -1 | -2 | -6 | -5 | -4 | -4 |
-7 | -15 | -18 | -15 | -14 | -22 | -20 | -18 | -16 | -9 | -9 | -9 | -8 | -7 | -16 | -14 | -11 | -10 | |
69 | 99 | 75 | 89 | 94 | 96 | 91 | 73 | 71 | 52 | 53 | 98 | 93 | 99 | 99 | 63 | 57 | 47 | |
750 | 600 | 150 | 400 | 550 | 0 | 150 | 250 | 400 | 800 | 1000 | 800 | 950 | 1000 | 600 | 500 | 650 | 0 | |
 | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:35 | — | — |
 | — | 5:46 | — | — | 5:49 | — | — | 5:50 | — | — | 5:51 | — | — | 5:52 | — | — | 5:52 | — |
A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -3°C on Thu morning, min -10°C on Fri night). Winds increasing (light winds from the SSW on Thu morning, near gales from the SSW by Fri afternoon).
A light covering of new snow, mostly falling on Mon night. Temperatures will be below freezing (max -1°C on Sun morning, min -6°C on Mon night). Winds decreasing (strong winds from the N on Mon night, light winds from the WNW by Tue night).
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 17 Mar 2026 |
| Snow Alerts | Create Alert |
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.7 | Powder days Fresh snow, limited sun, any wind. |
0.8 | 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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