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Shiga Kogen-Ichinose Diamond Weather (Next 3 days): The snow forecast for Shiga Kogen-Ichinose Diamond is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu morning, min -11°C on Thu night). Winds increasing (light winds from the W on Tue night, fresh winds from the NW by Thu night).
Shiga Kogen-Ichinose Diamond Weather (Days 4-6): A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Sun morning, min -12°C on Fri morning). Winds increasing (light winds from the WNW on Sat night, strong winds from the NW by Sun night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -6 |  | ||||
| Bottom Lift: | -5 | |
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
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is probably falling as rain at the bottom of the ski area from Iizuna Kogen
Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  |  | | |  | |  | | | | |
snow shwrs | snow shwrs | clear | some clouds | snow shwrs | some clouds | cloudy | clear | heavy snow | mod. snow | mod. snow | heavy snow | light snow | snow shwrs | cloudy | cloudy | light snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | — | — | — | — | — | — | 23 | 7 | 7 | 11 | 2 | — | — | — | 2 | 10 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -5 | -4 | -3 | -3 | -2 | 2 | 2 | -2 | -11 | -11 | -10 | -8 | -8 | -7 | -3 | -3 | -3 |
min °C | -6 | -6 | -6 | -3 | -3 | -2 | 0 | 0 | -11 | -12 | -11 | -11 | -9 | -9 | -9 | -4 | -4 | -9 |
-11 | -9 | -9 | -7 | -7 | -5 | -4 | -6 | -22 | -23 | -21 | -21 | -16 | -14 | -12 | -8 | -9 | -18 | |
88 | 81 | 53 | 70 | 79 | 60 | 42 | 39 | 96 | 93 | 93 | 90 | 85 | 74 | 78 | 66 | 93 | 96 | |
800 | 900 | 450 | 1150 | 1300 | 1100 | 1600 | 1900 | 800 | 0 | 0 | 0 | 250 | 450 | 0 | 900 | 950 | 650 | |
 | 6:46 | — | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 4:29 | — | — | 4:29 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Thu morning, min -11°C on Thu night). Winds increasing (light winds from the W on Tue night, fresh winds from the NW by Thu night).
A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Sun morning, min -12°C on Fri morning). Winds increasing (light winds from the WNW on Sat night, strong winds from the NW by Sun night).
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
Moderate to heavy freezing rain reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is forecast cold enough for snow at the ski area from Iizuna Kogen
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen but it is probably falling as rain at the bottom of the ski area from Iizuna Kogen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 2 cm |
| Last snowfall: | 5 Dec 2025 |
| Snow Alerts | Create Alert |
1.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.5 | Powder days Fresh snow, limited sun, any wind. |
0.4 | 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 1656 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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