Shiga Kogen-Ichinose Diamond Weather (Next 3 days): The snow forecast for Shiga Kogen-Ichinose Diamond is: A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -9°C on Wed night). Winds increasing (calm on Thu night, fresh winds from the WNW by Sat afternoon).
Shiga Kogen-Ichinose Diamond Weather (Days 4-6): A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -4°C on Mon morning, min -11°C on Sat night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -8 |  | ||||
| Bottom Lift: | -8 | |
Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  |  |  |  | | | |  | | | | |  | |
light snow | snow shwrs | snow shwrs | some clouds | some clouds | cloudy | mod. snow | snow shwrs | snow shwrs | mod. snow | light snow | light snow | light snow | cloudy | light snow | heavy snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
4 | — | — | — | — | — | 6 | 2 | 1 | 6 | 2 | 1 | 1 | — | 1 | 11 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -5 | -5 | -4 | 2 | 1 | -1 | -3 | -4 | -8 | -6 | -6 | -10 | -4 | -4 | -7 |
min °C | -9 | -6 | -8 | -8 | 0 | -2 | -3 | -3 | -7 | -11 | -9 | -9 | -11 | -6 | -6 | -9 |
-16 | -12 | -14 | -12 | -3 | -7 | -7 | -7 | -14 | -20 | -16 | -15 | -16 | -6 | -6 | -16 | |
86 | 81 | 85 | 41 | 54 | 68 | 85 | 94 | 74 | 95 | 84 | 78 | 86 | 68 | 80 | 97 | |
350 | 550 | 800 | 350 | 1700 | 1900 | 1600 | 1200 | 950 | 300 | 250 | 600 | 0 | 550 | 1000 | 450 | |
 | — | 6:11 | — | — | 6:09 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — |
 | — | — | 5:43 | — | — | 5:44 | — | — | 5:45 | — | — | 5:45 | — | — | 5:46 | — |
A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -9°C on Wed night). Winds increasing (calm on Thu night, fresh winds from the WNW by Sat afternoon).
A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -4°C on Mon morning, min -11°C on Sat night). Wind will be generally light.
Latest snow reports near Shiga Kogen-Ichinose Diamond:
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
Snow falling at Myoko Suginohara. from Myoko Suginohara
Snowing heavily at Akakura Onsen. from Akakura Onsen
Heavy snow is falling in Akakura Onsen. from Akakura Onsen
It is snowing steadily in Akakura Onsen. from Akakura Onsen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 27 cm |
| Last snowfall: | 3 Mar 2026 |
| Snow Alerts | Create Alert |
2.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.6 | Powder days Fresh snow, limited sun, any wind. |
0.2 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Shiga Kogen-Ichinose Diamond at the specific elevation of 1603 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Ichinose Diamond. 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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