Next 3 days weather summary:Mostly dry. Very mild (max 16°C on Sat morning, min 8°C on Sat night). Winds increasing (calm on Thu night, fresh winds from the W by Sat afternoon). | Days 4-6 weather summary:Light rain (total 3.0mm), mostly falling on Tue morning. Very mild (max 15°C on Mon morning, min 5°C on Tue night). Wind will be generally light. | ||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | |  | | | | | | |  |  |  | | |
clear | some clouds | clear | clear | clear | clear | some clouds | some clouds | some clouds | clear | some clouds | clear | some clouds | cloudy | light rain | rain shwrs | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | |
max °C | 12 | 10 | 15 | 15 | 14 | 16 | 14 | 11 | 12 | 13 | 9 | 15 | 14 | 11 | 10 | 8 | 7 |
min °C | 11 | 9 | 14 | 12 | 12 | 15 | 12 | 8 | 10 | 10 | 9 | 13 | 13 | 10 | 9 | 8 | 5 |
10 | 9 | 12 | 10 | 11 | 13 | 9 | 5 | 9 | 9 | 7 | 12 | 11 | 8 | 6 | 4 | 2 | |
36 | 58 | 42 | 46 | 66 | 57 | 54 | 93 | 63 | 54 | 65 | 60 | 53 | 70 | 97 | 92 | 90 | |
2900 | 3550 | 3950 | 4100 | 3950 | 3450 | 3400 | 3450 | 3950 | 3800 | 3450 | 3150 | 3500 | 3250 | 3050 | 3000 | 2250 | |
 | — | — | 4:15 | — | — | 4:13 | — | — | 4:13 | — | — | 4:11 | — | — | 4:11 | — | — |
 | 6:52 | — | — | 6:52 | — | — | 6:53 | — | — | 6:54 | — | — | 6:55 | — | — | 6:57 | — |
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 4 May 2026 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | 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 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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