Sign In with Apple
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Snow
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.
View forecast
Shiga Kogen-Nishidateyama at 1678 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 18 Dec 2025
Now
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | |  |  |  | | | | | | | |
snow shwrs | clear | clear | clear | some clouds | clear | some clouds | some clouds | cloudy | light rain | light snow | snow shwrs | snow shwrs | clear | clear | some clouds | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | 4 | 1 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | |
max °C | -5 | 0 | 2 | 4 | 5 | 5 | 6 | 6 | 6 | 5 | 0 | -6 | -7 | -2 | 0 | 0 | 0 |
min °C | -6 | -3 | 1 | 2 | 4 | 4 | 6 | 5 | 6 | 4 | -5 | -7 | -7 | -5 | -1 | 0 | -1 |
-11 | -5 | -2 | -1 | 1 | 1 | 3 | 1 | 3 | 1 | -12 | -14 | -14 | -7 | -4 | -4 | -5 | |
80 | 37 | 38 | 48 | 31 | 74 | 73 | 77 | 86 | 93 | 97 | 81 | 81 | 36 | 33 | 51 | 55 | |
750 | 700 | 1850 | 2300 | 2550 | 2550 | 2700 | 2900 | 2950 | 2700 | 1150 | 650 | 650 | 400 | 1500 | 1650 | 1400 | |
 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | 4:30 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — | — | 4:32 | — |
Next 0-3 days weather summary:
Mostly dry. Freeze-thaw conditions (max 6°C on Sat afternoon, min -6°C on Thu afternoon). Wind will be generally light.
Next 4-6 days weather summary:
Mild with light rain (total 3.0mm) on Sun afternoon Becoming colder with a light covering of snow, mostly falling on Sun night. Freeze-thaw conditions (max 5°C on Sun afternoon, min -7°C on Mon morning). Wind will be generally light.
Popular Shiga Kogen-Nishidateyama Pages
Snow Radar
Submit a report
Latest snow reports near Shiga Kogen-Nishidateyama:
38 km away from Shiga Kogen-Nishidateyama
8 hours ago
Rain and snow or hail reported from Nagano at 120 metres elevation 8 kms SE of Iizuna Kogen Ski Resort from Iizuna Kogen
38 km away from Shiga Kogen-Nishidateyama
10 hours agoModerate 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
35 km away from Shiga Kogen-Nishidateyama
13 hours ago
It is snowing steadily in Ishiuchi Maruyama. from Ishiuchi Maruyama
Shiga Kogen-Nishidateyama 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:
2.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.0 | Powder days Fresh snow, limited sun, any wind. |
0.8 | Bluebird days Average snow, mostly sunny, light wind. |
Shiga Kogen-Nishidateyama Forecast Snowfall
Sign up or Login to accessSnow-Forecast Partner Offers
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Shiga Kogen-Nishidateyama at the specific elevation of 1678 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Nishidateyama. 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 Nishidateyama.
Visitor Reviews of Shiga Kogen-Nishidateyama
Nearest