Fri 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | |  |  |  | |  | | | | |
rain shwrs | light rain | rain shwrs | some clouds | snow shwrs | some clouds | some clouds | light rain | some clouds | cloudy | light snow | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 4 | 2 | — | — | — | — | 2 | — | — | 2 | — | — | — | — | — | — |
max °C | 10 | 6 | 6 | 5 | 2 | 9 | 9 | 6 | 11 | 10 | 5 | 4 | 3 | 0 | 9 | 9 | 3 |
min °C | 7 | 3 | 4 | 1 | -1 | 5 | 4 | 4 | 9 | 6 | 0 | 2 | -1 | -1 | 7 | 4 | 3 |
chill °C | 5 | 0 | 1 | -3 | -6 | 2 | 3 | 2 | 7 | 4 | -6 | -3 | -6 | -4 | 7 | 4 | 1 |
Humid % | 87 | 92 | 91 | 70 | 89 | 34 | 47 | 78 | 60 | 56 | 93 | 78 | 64 | 50 | 39 | 51 | 44 |
Freeze m | 2550 | 1750 | 1400 | 1600 | 1150 | 2850 | 2800 | 2550 | 2450 | 2500 | 1550 | 1150 | 1350 | 1900 | 2200 | 2750 | 3100 |
 | — | — | 6:18 | — | — | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — |
 | 4:52 | — | — | 4:51 | — | — | 4:50 | — | — | 4:49 | — | — | 4:47 | — | — | 4:46 | — |
Next 3 days weather summary:Moderate rain (total 10.0mm), heaviest on Fri afternoon. Freeze-thaw conditions (max 11°C on Mon morning, min -1°C on Sat night). Wind will be generally light. | Days 4-6 weather summary:Light rain (total 2.0mm), mostly falling on Mon night. Freeze-thaw conditions (max 12°C on Thu morning, min -1°C on Tue afternoon). Winds decreasing (fresh winds from the N on Mon night, calm by Tue night). | ||||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Isshiki Kokusai:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 7 Apr 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 Isshiki Kokusai at the specific elevation of 1000 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Isshiki Kokusai. 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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