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60,000+ Ready For Biathlon World Cup’s Sole French Leg
One of the biggest winter sport spectator events on skis returns to the French Alps next week with the Biathlon World Cup taking place from December 15-21 in Le Grand-Bornand.
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Heavens Sonohara Snow World at 1600 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 12 Dec 2025
Now
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  |  |  | | |  | | | | | | | |
clear | clear | some clouds | cloudy | some clouds | light snow | light snow | snow shwrs | snow shwrs | clear | clear | clear | clear | clear | snow shwrs | cloudy | cloudy | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 2 | 3 | 4 | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 10 | 8 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -3 | -3 | -1 | 1 | 2 | 3 | -3 | -5 | -4 | -3 | -3 | -1 | -1 | -1 | 0 | 0 | 0 |
min °C | -6 | -4 | -5 | -3 | 0 | 1 | 1 | -4 | -6 | -5 | -3 | -3 | -2 | -2 | -1 | -1 | 0 | -1 |
-14 | -8 | -5 | -7 | -4 | -4 | -5 | -13 | -14 | -13 | -9 | -7 | -7 | -8 | -7 | -6 | -4 | -4 | |
32 | 28 | 37 | 84 | 66 | 95 | 99 | 96 | 72 | 57 | 53 | 42 | 61 | 70 | 80 | 83 | 89 | 53 | |
700 | 1100 | 0 | 1050 | 1700 | 1850 | 2200 | 1100 | 600 | 900 | 1150 | 400 | 1200 | 1400 | 1350 | 1450 | 1600 | 1550 | |
 | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — |
Next 0-3 days weather summary:
Mild with moderate rain (total 18.0mm) on Sat night, Becoming colder with a light covering of snow, mostly falling on Sun morning. Freeze-thaw conditions (max 3°C on Sun morning, min -6°C on Fri morning). Winds increasing (calm on Fri night, strong winds from the NW by Sun night).
Next 4-6 days weather summary:
Mostly dry. Temperatures will be below freezing (max 0°C on Wed morning, min -5°C on Mon morning). Winds decreasing (fresh winds from the NW on Mon morning, light winds from the NNE by Wed night).
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Latest snow reports near Heavens Sonohara Snow World:
Heavens Sonohara Snow World Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 5 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
Snow History
Week 2 of December has on average:
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.4 | Powder days Fresh snow, limited sun, any wind. |
2.0 | Bluebird days Average snow, mostly sunny, light wind. |
Heavens Sonohara Snow World Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Heavens Sonohara Snow World at the specific elevation of 1600 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Heavens Sonohara Snow World. 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 Heavens Sonohara Snow World
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