Sign In with Apple
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Snow
Japan Weekly Snow Roundup #292
Weekly Snow News for Japan, updated 10 December 2025: early-season bases deepen rapidly as Siberian air drives repeated snow across Hokkaido and Honshu
View forecast
Biwako Valley at 1062 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 11 Dec 2025
Now
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  | | |  | | | | | |  | |
cloudy | some clouds | light snow | light snow | snow shwrs | snow shwrs | clear | some clouds | mod. rain | light snow | snow shwrs | mod. snow | light snow | light snow | snow shwrs | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 4 | 2 | 1 | — | — | — | — | 1 | 1 | 7 | 4 | 2 | 1 | — | — | — | |
— | — | — | — | — | — | — | — | 10 | 9 | — | — | — | — | — | — | — | — | |
max °C | 5 | 6 | 5 | -5 | -5 | -1 | 2 | 3 | 4 | 3 | 0 | -1 | -2 | -2 | -1 | 1 | 1 | 1 |
min °C | 5 | 6 | -4 | -5 | -5 | -4 | 0 | 3 | 2 | 1 | -1 | -2 | -2 | -2 | -2 | 0 | 1 | 1 |
0 | 1 | -14 | -15 | -15 | -12 | 0 | -1 | -4 | -7 | -10 | -9 | -8 | -8 | -7 | -4 | -3 | -4 | |
57 | 65 | 94 | 90 | 90 | 60 | 30 | 23 | 70 | 99 | 88 | 97 | 98 | 98 | 95 | 69 | 62 | 69 | |
1950 | 1900 | 1250 | 500 | 500 | 450 | 1200 | 1800 | 1900 | 1850 | 950 | 900 | 750 | 750 | 800 | 1000 | 1200 | 1300 | |
 | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:44 | — | — | 4:44 | — | — | 4:44 | — | — | 4:45 | — | — | 4:45 | — | — | 4:45 | — |
Next 0-3 days weather summary:
A light covering of new snow, mostly falling on Thu night. Becoming milder with moderate rain (total 10.0mm) heaviest on Sat night. Freeze-thaw conditions (max 6°C on Thu afternoon, min -5°C on Fri morning). Winds decreasing (near gales from the NNW on Thu night, calm by Sat morning).
Next 4-6 days weather summary:
Mild at first with light rain (total 9.0mm) on Sun morning followed by colder weather and light fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 3°C on Sun morning, min -2°C on Sun night). Winds decreasing (gales from the WNW on Sun afternoon, light winds from the NW by Mon night).
Popular Biwako Valley Pages
Snow Radar
Latest snow reports near Biwako Valley:
Biwako Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 4 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
1.1 | Bluebird days Average snow, mostly sunny, light wind. |
Biwako Valley Forecast Snowfall
Sign up or Login to accessSnow-Forecast Partner Offers
Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Biwako Valley at the specific elevation of 1062 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Biwako Valley. 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.
Visitor Reviews of Biwako Valley
Nearest