Sign In with AppleBy using Snow-Forecast, you agree to our Terms & Services.
Don't have an account? Join now
Alternatively, you can now use your Outside account to sign in to any brand in the Outside digital ecosystem, including Snow-Forecast, Surf-Forecast, and Mountain-Forecast.
Shiga Kogen-Ichinose Diamond Weather (Next 3 days): The snow forecast for Shiga Kogen-Ichinose Diamond is: A light covering of new snow, mostly falling on Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -5°C on Wed morning). Wind will be generally light.
Shiga Kogen-Ichinose Diamond Weather (Days 4-6): Mostly dry. Freeze-thaw conditions (max 6°C on Sun afternoon, min -2°C on Sat morning). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -7 |  | ||||
| Bottom Lift: | -6 | |
Latest snow reports near Shiga Kogen-Ichinose Diamond:
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
Continuous light 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
Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | |  | | | | | |  | |  | | |  | | |
snow shwrs | clear | clear | clear | clear | clear | some clouds | snow shwrs | mod. snow | some clouds | clear | clear | some clouds | some clouds | cloudy | some clouds | cloudy | clear | some clouds | light snow | mod. snow | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — | 4 | 9 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -4 | -4 | -2 | 0 | 1 | 0 | 2 | 2 | -1 | -1 | 1 | 2 | 5 | 6 | 5 | 4 | 3 | 1 | 3 | 2 | -4 |
min°C | -5 | -4 | -3 | -1 | 0 | 0 | 2 | -1 | -3 | -2 | 0 | 1 | 4 | 5 | 3 | 3 | 2 | 0 | 3 | -1 | -4 |
-9 | -7 | -3 | -4 | 0 | -3 | -1 | -4 | -8 | -6 | -2 | -2 | 2 | 3 | 3 | 3 | 2 | 0 | 0 | -6 | -10 | |
76 | 69 | 47 | 52 | 62 | 50 | 68 | 81 | 98 | 86 | 80 | 65 | 41 | 45 | 36 | 46 | 60 | 78 | 55 | 78 | 91 | |
850 | 1000 | 550 | 1450 | 1800 | 1600 | 1900 | 1900 | 1200 | 1250 | 1550 | 1950 | 2550 | 2650 | 2600 | 2300 | 2200 | 1750 | 2150 | 2000 | 950 | |
 | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — |
 | — | 4:34 | — | — | 4:34 | — | — | 4:32 | — | — | 4:32 | — | — | 4:31 | — | — | 4:31 | — | — | 4:30 | — |
A light covering of new snow, mostly falling on Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -5°C on Wed morning). Wind will be generally light.
Mostly dry. Freeze-thaw conditions (max 6°C on Sun afternoon, min -2°C on Sat morning). Wind will be generally light.
Latest snow reports near Shiga Kogen-Ichinose Diamond:
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
Continuous light 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
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 20 cm |
| Last snowfall: | 17 Nov 2025 |
| Snow Alerts | Create Alert |
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | 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 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.
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Sign up or Login to access
Nearest