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Shiga Kogen-Takamagahara Mammoth Weather (Next 3 days): The snow forecast for Shiga Kogen-Takamagahara Mammoth is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Tue afternoon, min -8°C on Sun night). Winds decreasing (near gales from the W on Sun night, light winds from the W by Wed afternoon).
Shiga Kogen-Takamagahara Mammoth Weather (Days 4-6): A dusting of new snow. Freeze-thaw conditions (max 5°C on Fri night, min -7°C on Wed night). Wind will be generally light.
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -8 |  | ||||
| Bottom Lift: | -6 | |
Latest snow reports near Shiga Kogen-Takamagahara Mammoth:
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
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  | | | | |  | | | | |
heavy snow | mod. snow | light snow | snow shwrs | some clouds | clear | snow shwrs | snow shwrs | light snow | snow shwrs | clear | clear | clear | clear | clear | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
18 | 5 | 1 | — | — | — | 2 | — | — | 2 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -8 | -7 | -7 | -4 | -3 | -5 | -4 | -4 | -6 | -4 | -2 | 0 | 2 | 4 | 5 |
min °C | -8 | -8 | -8 | -8 | -5 | -5 | -6 | -5 | -5 | -7 | -6 | -3 | -2 | 1 | 3 | 4 |
-18 | -18 | -17 | -14 | -10 | -11 | -12 | -11 | -9 | -13 | -12 | -7 | -6 | -3 | 0 | 1 | |
97 | 94 | 74 | 64 | 43 | 68 | 91 | 79 | 92 | 97 | 67 | 61 | 48 | 24 | 36 | 15 | |
800 | 700 | 650 | 0 | 850 | 1350 | 600 | 900 | 1150 | 750 | 850 | 1300 | 1400 | 2200 | 2550 | 2750 | |
 | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — |
 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — |
A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -3°C on Tue afternoon, min -8°C on Sun night). Winds decreasing (near gales from the W on Sun night, light winds from the W by Wed afternoon).
A dusting of new snow. Freeze-thaw conditions (max 5°C on Fri night, min -7°C on Wed night). Wind will be generally light.
Latest snow reports near Shiga Kogen-Takamagahara Mammoth:
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
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 4 cm |
| Last snowfall: | 12 Dec 2025 |
| Snow Alerts | Create Alert |
2.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.4 | Powder days Fresh snow, limited sun, any wind. |
1.1 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Shiga Kogen-Takamagahara Mammoth at the specific elevation of 1862 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Takamagahara Mammoth. 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.
Resort name is also written as Takamagahara Mammoth.
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