Koumi Riekkusu Ski Valley Weather (Next 3 days): The snow forecast for Koumi Riekkusu Ski Valley is: A dusting of new snow. Freeze-thaw conditions (max 3°C on Sat morning, min -5°C on Sat night). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the W by Fri night).
Koumi Riekkusu Ski Valley Weather (Days 4-6): Mostly dry. Freeze-thaw conditions (max 1°C on Mon afternoon, min -10°C on Tue night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -3 |  | ||||
| Bottom Lift: | -2 | |
Latest snow reports near Koumi Riekkusu Ski Valley:
Rain and snow or hail reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine Ski Resort from Kirigamine
Moderate to heavy freezing 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
Thu 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | | | | | |  |  | | | | |
some clouds | snow shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | light snow | clear | some clouds | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 0 | 1 | 2 | 1 | 3 | 3 | -1 | -1 | -1 | -4 | -1 | 1 | -2 | 0 | 0 | -7 |
min °C | 0 | -2 | 0 | 1 | 0 | 1 | 1 | -5 | -5 | -5 | -5 | -3 | -2 | -3 | -2 | -5 | -10 |
-6 | -8 | -5 | -3 | -4 | -4 | -4 | -11 | -11 | -10 | -9 | -6 | -5 | -8 | -7 | -11 | -17 | |
57 | 86 | 64 | 37 | 31 | 26 | 34 | 80 | 66 | 53 | 68 | 61 | 59 | 96 | 79 | 54 | 78 | |
1800 | 1550 | 1500 | 1900 | 1700 | 1800 | 2000 | 1050 | 800 | 1350 | 600 | 1000 | 1700 | 1100 | 1200 | 1600 | 200 | |
 | — | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | 4:53 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — | — | 4:58 | — | — | 4:59 | — |
A dusting of new snow. Freeze-thaw conditions (max 3°C on Sat morning, min -5°C on Sat night). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the W by Fri night).
Mostly dry. Freeze-thaw conditions (max 1°C on Mon afternoon, min -10°C on Tue night). Wind will be generally light.
Latest snow reports near Koumi Riekkusu Ski Valley:
Rain and snow or hail reported from Suwa at 762 metres elevation 7 kms SSW of Kirigamine Ski Resort from Kirigamine
Moderate to heavy freezing 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: | 13 Jan 2026 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
3.1 | 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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