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Sun Valley (Nagano) at 1510 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 09 Jan 2026
Now
Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  |  | | |  | | | | | | | |
snow shwrs | clear | clear | clear | clear | snow shwrs | light snow | mod. snow | heavy snow | clear | clear | some clouds | snow shwrs | light snow | snow shwrs | light snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | 3 | 6 | 18 | — | — | — | — | 2 | 1 | 5 | 3 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -6 | -6 | 0 | 1 | -1 | -8 | -11 | -12 | -9 | -7 | -3 | -1 | -3 | -10 | -9 | -8 | -10 |
min °C | -9 | -9 | -8 | -2 | -1 | -5 | -10 | -12 | -13 | -11 | -8 | -7 | -2 | -7 | -11 | -9 | -9 | -11 |
-13 | -9 | -11 | -7 | -8 | -13 | -22 | -24 | -23 | -17 | -12 | -12 | -9 | -14 | -18 | -15 | -13 | -15 | |
80 | 72 | 57 | 37 | 38 | 89 | 80 | 90 | 95 | 70 | 67 | 56 | 83 | 87 | 82 | 83 | 81 | 83 | |
0 | 600 | 0 | 1150 | 1600 | 1300 | 400 | 0 | 0 | 0 | 500 | 0 | 1100 | 1050 | 0 | 150 | 350 | 0 | |
 | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 4:46 | — | — | 4:47 | — | — | 4:49 | — | — | 4:49 | — | — | 4:50 | — | — | 4:51 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 1°C on Sat afternoon, min -13°C on Sun night). Winds increasing (calm on Fri afternoon, strong winds from the W by Sun afternoon).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -1°C on Tue morning, min -11°C on Mon morning). Winds decreasing (fresh winds from the SW on Mon night, calm by Wed night).
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Latest snow reports near Sun Valley (Nagano):
49 km away from Sun Valley (Nagano)
3 hours ago
Continuous light snow reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
25 km away from Sun Valley (Nagano)
4 hours ago
Snowing at a moderate rate in Tangram Ski Circus. from Tangram Ski Circus
2 km away from Sun Valley (Nagano)
7 hours agoSnowing heavily in Shiga Kogen-Ichinose Diamond. from Shiga Kogen-Ichinose Diamond
23 km away from Sun Valley (Nagano)
17 hours agoSnowing heavily in Nozawa Onsen. from Nozawa Onsen
23 km away from Sun Valley (Nagano)
22 hours agoIt is snowing heavily at Nozawa Onsen. from Nozawa Onsen
Sun Valley (Nagano) Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 20 cm |
| Last snowfall: | 8 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
Snow History
Week 2 of January has on average:
2.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.0 | Powder days Fresh snow, limited sun, any wind. |
1.8 | Bluebird days Average snow, mostly sunny, light wind. |
Sun Valley (Nagano) Forecast Snowfall
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Upload new photo Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Sun Valley (Nagano) at the specific elevation of 1510 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Sun Valley (Nagano). 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.
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