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Koumi Riekkusu Ski Valley Weather (Next 3 days): The snow forecast for Koumi Riekkusu Ski Valley is: Mostly dry. Freeze-thaw conditions (max 3°C on Mon morning, min -5°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed afternoon).
Koumi Riekkusu Ski Valley Weather (Days 4-6): A dusting of new snow. Freeze-thaw conditions (max 3°C on Thu morning, min -11°C on Fri night). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the W by Sat afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 1 |  | ||||
| Bottom Lift: | 3 |  |
Latest snow reports near Koumi Riekkusu Ski Valley:
Continuous light rain reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine but it is forecast cold enough for snow at the ski area from Kirigamine
Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  | |  | |  | |  | | |  | | | | |
clear | snow shwrs | cloudy | clear | clear | clear | clear | some clouds | cloudy | cloudy | clear | snow shwrs | snow shwrs | some clouds | some clouds | clear | clear | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 2 | -1 | -2 | -2 | -3 | 1 | 2 | 0 | 3 | 3 | -1 | -7 | -7 | -10 | -5 | -4 | -3 |
min °C | 2 | 1 | -5 | -5 | -4 | -4 | -2 | 0 | -1 | 1 | 0 | -7 | -7 | -9 | -11 | -9 | -6 | -5 |
-3 | -3 | -10 | -9 | -8 | -8 | -5 | -2 | -4 | -3 | -6 | -14 | -14 | -16 | -18 | -15 | -9 | -9 | |
54 | 84 | 89 | 78 | 51 | 64 | 58 | 37 | 47 | 32 | 29 | 83 | 71 | 50 | 76 | 65 | 47 | 61 | |
2000 | 1850 | 1100 | 900 | 1400 | 850 | 1250 | 1800 | 1350 | 1800 | 1950 | 1300 | 700 | 650 | 0 | 350 | 950 | 600 | |
 | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:47 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — |
Mostly dry. Freeze-thaw conditions (max 3°C on Mon morning, min -5°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed afternoon).
A dusting of new snow. Freeze-thaw conditions (max 3°C on Thu morning, min -11°C on Fri night). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the W by Sat afternoon).
Latest snow reports near Koumi Riekkusu Ski Valley:
Continuous light rain reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine but it is forecast cold enough for snow at the ski area from Kirigamine
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 25 Nov 2025 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.3 | Powder days Fresh snow, limited sun, any wind. |
1.8 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Koumi Riekkusu Ski Valley at the specific elevation of 1590 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Koumi Riekkusu Ski Valley. 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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