Tue 3 | Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  | |  |  | | | | | | |
light snow | light snow | clear | clear | some clouds | cloudy | cloudy | heavy rain | light rain | light snow | mod. snow | mod. snow | mod. snow | mod. snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | 4 | — | — | — | — | — | — | — | 2 | 7 | 7 | 5 | 7 | 1 | — | 4 |
mm | — | — | — | — | — | — | — | 15 | 2 | — | — | — | — | — | — | — | — |
max °C | -4 | 0 | -1 | 1 | 2 | 5 | 5 | 5 | 4 | -1 | -7 | -9 | -8 | -7 | -7 | -7 | -7 |
min °C | -5 | -4 | -3 | 0 | 1 | 3 | 5 | 4 | 4 | -4 | -9 | -9 | -9 | -8 | -7 | -7 | -9 |
chill °C | -13 | -13 | -10 | -6 | -5 | -2 | 2 | 3 | -1 | -15 | -22 | -23 | -22 | -20 | -16 | -16 | -20 |
Humid % | 88 | 96 | 70 | 34 | 59 | 50 | 42 | 98 | 84 | 98 | 94 | 96 | 96 | 95 | 92 | 89 | 91 |
Freeze m | 650 | 1150 | 800 | 1250 | 1700 | 1900 | 2250 | 2250 | 1750 | 1000 | 150 | 50 | 100 | 300 | 350 | 350 | 200 |
 | — | — | 6:13 | — | — | 6:16 | — | — | 6:16 | — | — | 6:18 | — | — | 6:18 | — | — |
 | 4:28 | — | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — | — | 4:22 | — | — | 4:22 | — |
Next 3 days weather summary:A dusting of snow giving way to moderate rain (total 17.0mm) heaviest on Thu night. Freeze-thaw conditions (max 5°C on Thu morning, min -5°C on Tue afternoon). Winds decreasing (gales from the WSW on Tue night, light winds from the NNW by Thu night). | Days 4-6 weather summary:A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -1°C on Fri afternoon, min -9°C on Fri night). Winds decreasing (severe gales from the W on Sat morning, fresh winds from the WNW by Sun morning). | ||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Iwanai Resort:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 2 Nov 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 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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