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Japan Weekly Snow Roundup #293
Weekly Snow News for Japan, updated 17 December 2025: Siberian cold fuels relentless powder storms, with Hokkaido leading Japan’s mid-winter surge.
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Shiga Kogen-Terakoya at 1862 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 18 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | |  |  |  | | | | | | |
light snow | some clouds | clear | clear | clear | rain shwrs | some clouds | clear | some clouds | some clouds | light rain | light snow | snow shwrs | some clouds | clear | clear | some clouds | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
1 | — | — | — | — | — | — | — | — | — | — | 4 | 1 | — | — | — | — | — | |
— | — | — | — | — | 1 | — | — | — | — | 3 | — | — | — | — | — | — | — | |
max °C | -6 | -6 | -1 | 1 | 3 | 4 | 4 | 5 | 5 | 6 | 5 | 0 | -6 | -6 | -1 | 1 | 1 | 1 |
min °C | -7 | -6 | -4 | 0 | 2 | 3 | 3 | 4 | 5 | 5 | 3 | -5 | -6 | -6 | -4 | -1 | 0 | 1 |
-14 | -12 | -8 | -3 | -1 | -1 | -2 | 0 | 1 | 1 | 1 | -12 | -12 | -12 | -7 | -4 | -3 | -2 | |
76 | 73 | 37 | 36 | 44 | 26 | 78 | 70 | 71 | 82 | 95 | 99 | 72 | 70 | 26 | 34 | 44 | 38 | |
700 | 750 | 700 | 1850 | 2350 | 2550 | 2500 | 2650 | 2800 | 2850 | 2750 | 1250 | 700 | 750 | 900 | 1650 | 1950 | 2150 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:30 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — | — | 4:32 | — | — | 4:34 | — |
Next 0-3 days weather summary:
A dusting of snow on Thu morning. Freezing level rising with drizzle on Fri night. Freeze-thaw conditions (max 5°C on Sat afternoon, min -7°C on Thu morning). Wind will be generally light.
Next 4-6 days weather summary:
Light rain (total 3.0mm) at first, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 6°C on Sun morning, min -6°C on Mon morning). Wind will be generally light.
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Latest snow reports near Shiga Kogen-Terakoya:
34 km away from Shiga Kogen-Terakoya
43 minutes ago
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
34 km away from Shiga Kogen-Terakoya
2 hours agoRain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
37 km away from Shiga Kogen-Terakoya
3 hours ago
It is snowing steadily in Ishiuchi Maruyama. from Ishiuchi Maruyama
Shiga Kogen-Terakoya Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 4 cm |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 3 of December has on average:
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. |
Shiga Kogen-Terakoya Forecast Snowfall
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Photos of Shiga Kogen-Terakoya
Terakoya, Japan by Chris Ivin
Top View by Hiro
Dry Powder! by Hiro
Upload new photo Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Shiga Kogen-Terakoya 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-Terakoya. 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 Terakoya.
Visitor Reviews of Shiga Kogen-Terakoya
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